Mary Sunseri
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Information Technology Quiz on Midterm review Chapters 1-5, created by Mary Sunseri on 03/03/2018.

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Mary Sunseri
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Midterm review Chapters 1-5

Question 1 of 176

1

Which of the following is the best definition for war-driving?

Select one of the following:

  • Driving and seeking rival hackers

  • Driving while hacking and seeking a computer job

  • Driving looking for wireless networks to hack

  • Driving while using a wireless connection to hack

Explanation

Question 2 of 176

1

In addition to mandating federal agencies to establish security measures, the Computer Security Act of 1987 defined important terms such as:

Select one of the following:

  • security information

  • private information

  • unauthorized access

  • sensitive information

Explanation

Question 3 of 176

1

What are the three approaches to security?

Select one of the following:

  • High security, medium security, and low security

  • Perimeter, layered, and hybrid

  • Internal, external, and hybrid

  • Perimeter, complete, and none

Explanation

Question 4 of 176

1

An attack characterized by an explicit attempt by attackers to prevent legitimate users from accessing a system is called:

Select one of the following:

  • war-dialing

  • spoofing

  • denial of service

  • social engineering

Explanation

Question 5 of 176

1

The first computer incident response team is affiliated with what university?

Select one of the following:

  • Harvard University

  • Princeton

  • Carnegie-Mellon University

  • Yale

Explanation

Question 6 of 176

1

The process of reviewing logs, records, and procedures to determine whether they meet appropriate standards is called:

Select one of the following:

  • auditing

  • filtering

  • authenticating

  • sneaking

Explanation

Question 7 of 176

1

Which of the following best defines the primary difference between a sneaker and an auditor?

Select one of the following:

  • There is no difference

  • The sneaker tends to be less skilled

  • The sneaker tends to use more unconventional methods

  • The auditor tends to be less skilled

Explanation

Question 8 of 176

1

Which of the following types of privacy laws affect computer security?

Select one of the following:

  • Any privacy law applicable to your organization

  • Any privacy law

  • Any federal privacy law

  • Any state privacy law

Explanation

Question 9 of 176

1

An intrusion-detection system is an example of:

Select one of the following:

  • Proactive security

  • Perimeter security

  • Good security practices

  • Hybrid security

Explanation

Question 10 of 176

1

Which of the following is the best definition of “sensitive information”?

Select one of the following:

  • Any information that is worth more than $1,000

  • Any information that has monetary value and is protected by any privacy laws

  • Any information that, if accessed by unauthorized personnel, could damage your organization in any way

  • Military or defense related information

Explanation

Question 11 of 176

1

Which of the following maintains a repository for information on virus outbreaks and detailed information about specific viruses?

Select one of the following:

  • F-Secure Corporation

  • CERT

  • SANS Institute

  • Microsoft Security Advisor

Explanation

Question 12 of 176

1

Which is a technique used to provide false information about data packets?

Select one of the following:

  • Phreaking

  • Social engineering

  • Hacking

  • Spoofing

Explanation

Question 13 of 176

1

What is the term for hacking a phone system?

Select one of the following:

  • phreaking

  • Cracking

  • Hacking

  • Telco-hacking

Explanation

Question 14 of 176

1

Which is NOT one of the three broad classes of security threats?

Select one of the following:

  • Preventing or blocking access to a system

  • Gaining unauthorized access into a system

  • Malicious software

  • Disclosing contents of private networks

Explanation

Question 15 of 176

1

Are there any reasons not to take an extreme view of security, if that view errs on the side of caution?

Select one of the following:

  • No, there is no reason not to take such an extreme view.

  • Yes, if you are going to err, assume there are few if any realistic threats.

  • Yes, that can lead to wasting resources on threats that are not likely.

  • Yes, that can require that you increase your security skills in order to implement more rigorous defenses.

Explanation

Question 16 of 176

1

A text file that is downloaded to a computer by a Web site to provide information about the Web site and online access is called a:

Select one of the following:

  • cookie

  • Trojan horse

  • script kiddy

  • key logger

Explanation

Question 17 of 176

1

Which of the following is the most basic security activity?

Select one of the following:

  • Installing a firewall

  • Controlling access to resources

  • Authenticating users

  • Using a virus scanner

Explanation

Question 18 of 176

1

Which of the following is NOT a connectivity device used to connect machines on a network?

Select one of the following:

  • Network interface card

  • Hub

  • Proxy server

  • Switch

Explanation

Question 19 of 176

1

The process of determining whether the credentials given by a user are authorized to access a particular network resource is called:

Select one of the following:

  • auditing

  • accessing

  • authorization

  • authentication

Explanation

Question 20 of 176

1

Which approach to security is proactive in addressing potential threats before they occur?

Select one of the following:

  • Layered security approach

  • Passive security approach

  • Dynamic security approach

  • Hybrid security approach

Explanation

Question 21 of 176

1

Those who exploit systems for harm such as to erase files, change data, or deface Web sites are typically called:

Select one of the following:

  • gray hat hackers

  • black hat hackers

  • white hat hackers

  • red hat hackers

Explanation

Question 22 of 176

1

Encryption and virtual private networks are techniques used to secure which of the following?

Select one of the following:

  • Connection points

  • Data

  • Firewalls

  • Proxy servers

Explanation

Question 23 of 176

1

Which of the following is the best definition for the term sneaker?

Select one of the following:

  • An amateur hacker

  • A person who hacks a system to test its vulnerabilities

  • A person who hacks a system by faking a legitimate password

  • An amateur who hacks a system without being caught

Explanation

Question 24 of 176

1

Which of the following is not one of the three major classes of threats?

Select one of the following:

  • Online auction fraud

  • Denial of Service attacks

  • A computer virus or worm

  • Actually intruding on a system

Explanation

Question 25 of 176

1

Which is NOT one of the three broad classes of security threats?

Select one of the following:

  • Disclosing contents of private networks

  • Malicious software

  • Preventing or blocking access to a system

  • Gaining unauthorized access into a system

Explanation

Question 26 of 176

1

What is a computer virus?

Select one of the following:

  • Any program that can change your Windows registry.

  • Any program that self replicates

  • Any program that causes harm to your system

  • Any program that is downloaded to your system without your permission

Explanation

Question 27 of 176

1

When assessing threats to a system, what three factors should you consider?

Select one of the following:

  • How much traffic the system gets, the security budget, and the skill level of the security team

  • The system’s attractiveness, the information contained on the system, and how much traffic the system gets

  • The skill level of the security team, the system’s attractiveness, and how much traffic the system gets

  • The system’s attractiveness, the information contained on the system, and the security budget

Explanation

Question 28 of 176

1

Which of the following would most likely be classified as misuses of systems?

Select one of the following:

  • Using your business computer to conduct your own (non-company) business

  • Getting an occasional personal email

  • Looking up information on a competitor using the Web

  • Shopping on the web during lunch

Explanation

Question 29 of 176

1

What is a technique used to determine if someone is trying to falsely deny that they performed a particular action?

Select one of the following:

  • Non-repudiation

  • Access Control Authorization

  • Audiiting

  • Sneaking

Explanation

Question 30 of 176

1

Which approach to security addresses both the system perimeter and individual systems within the network?

Select one of the following:

  • Perimeter security approach

  • Layered security approach

  • Hybrid aecurity approach

  • Dynamic security approach

Explanation

Question 31 of 176

1

Which of the following gives the best definition of spyware?

Select one of the following:

  • Any software that monitors which Web sites you visit

  • Any software or hardware that monitors your system

  • Any software that logs keystrokes

  • Any software used to gather intelligence

Explanation

Question 32 of 176

1

Which of the following is the best definition for non-repudiation?

Select one of the following:

  • It is another term for user authentication

  • Processes that verify which user performs what action

  • Security that does not allow the potential intruder to deny his attack

  • Access control

Explanation

Question 33 of 176

1

Blocking attacks seek to accomplish what?

Select one of the following:

  • Prevent legitimate users from accessing a system

  • Breaking into a target system

  • Shut down security measures

  • Install a virus on the target machine

Explanation

Question 34 of 176

1

Which term is generally used by hackers to refer to attempts at intrusion into a system without permission and usually for malevolent purposes?

Select one of the following:

  • Social engineering

  • Blocking

  • Hacking

  • Cracking

Explanation

Question 35 of 176

1

The most desirable approach to security is one which is:

Select one of the following:

  • Layered and dynamic

  • Perimeter and static

  • Layered and static

  • Perimeter and dynamic

Explanation

Question 36 of 176

1

Which of the following activities do security professionals recommend to limit the chances of becoming a target for a Trojan horse?

Select one of the following:

  • Prevent employees from downloading and installing any programs

  • Download and install Windows updates and patches monthly

  • Only open e-mail attachments from friends or co-workers

  • Only download jokes, animated Flash files, or utility programs from popular sites

Explanation

Question 37 of 176

1

Which method of defense against a SYN flood involves altering the response timeout?

Select one of the following:

  • Micro blocks

  • SYN cookies

  • RST cookies

  • Stack tweaking

Explanation

Question 38 of 176

1

Which created a buffer overflow attack against a Windows flaw called the DCOM RPC vulnerability?

Select one of the following:

  • Blaster

  • MyDoom

  • SoBig

  • Slammer

Explanation

Question 39 of 176

1

What do many analysts believe was the reason for the MyDoom virus/worm?

Select one of the following:

  • A DoS attack against Microsoft.com

  • A DoS attack targeting Microsoft Windows IIS servers

  • An e-mail attack targeting Bill Gates

  • A DDoS attack targeting Santa Cruz Operations

Explanation

Question 40 of 176

1

Which is NOT true about a buffer overflow attack?

Select one of the following:

  • Susceptibility to a buffer overflow is entirely contingent on software flaws.

  • A hacker does not need a good working knowledge of some programming language to create a buffer overflow.

  • A buffer overflow can load malicious data into memory and run it on a target machine.

  • A careful programmer will write applications so the buffer will truncate or reject data that exceeds the buffer length.

Explanation

Question 41 of 176

1

What is the name for a DoS defense that is dependent on sending back a hash code to the client?

Select one of the following:

  • Server reflection

  • RST cookie

  • Stack tweaking

  • SYN cookie

Explanation

Question 42 of 176

1

What is the best way to defend against a buffer overflow?

Select one of the following:

  • Stopping all ICMP traffic

  • Using a robust firewall

  • Keeping all software patched and updated

  • Blocking TCP packets at the router

Explanation

Question 43 of 176

1

The spread of viruses can be minimized by all of the following EXCEPT:

Select one of the following:

  • using a code word with friends to determine if attachments are legitimate

  • using a virus scanner

  • immediately following instructions in security alerts e-mailed to you from Microsoft

  • never opening attachments you are unsure of

Explanation

Question 44 of 176

1

Which of the following is NOT a denial of service attack?

Select one of the following:

  • Ping of Death

  • SYN flood

  • Smurf attack

  • Stack tweaking

Explanation

Question 45 of 176

1

Which of the following is the best definition for IP spoofing?

Select one of the following:

  • Sending packets that are misconfigured

  • Sending a packet that appears to come from a trusted IP

  • Setting up a fake Web site that appears to be a different site

  • Rerouting packets to a different IP

Explanation

Question 46 of 176

1

Which attack relies on broadcast packets to cause a network to actually flood itself with ICMP packets?

Select one of the following:

  • Smurf attack

  • SYN flood

  • Tribal flood

  • ICMP flood

Explanation

Question 47 of 176

1

Which attack occurs by sending packets that are too large for the target machine to handle?

Select one of the following:

  • SYN flood

  • ICMP flood

  • Ping of death

  • Stack tweaking

Explanation

Question 48 of 176

1

One of the most common types of attacks via the Internet is:

Select one of the following:

  • Buffer overflow

  • IP spoofing

  • Session hacking

  • Denial of service

Explanation

Question 49 of 176

1

Which of the following virus attacks initiated a DoS attack?

Select one of the following:

  • Walachi

  • MyDoom

  • Bagle

  • Faux

Explanation

Question 50 of 176

1

Which router configuration is potentially least vulnerable to an attack?

Select one of the following:

  • Routers that filter packets with source addresses in the local domain

  • Proxy firewalls where the proxy applications use the source IP address for authentication

  • Routers to external networks that support multiple internal interfaces

  • Routers with two interfaces that support subnetting on the internal network

Explanation

Question 51 of 176

1

What is a technical weakness of the Stack tweaking defense?

Select one of the following:

  • It only decreases time out but does not actually stop DoS attacks

  • It is complicated and requires very skilled technicians to implement

  • It is resource intensive and can degrade server performance.

  • It is ineffective against DoS attacks

Explanation

Question 52 of 176

1

Which created a domestic “cyber terrorism” attack against a Unix distributor?

Select one of the following:

  • MyDoom

  • W32.Storm.Worm

  • Blaster

  • Slammer

Explanation

Question 53 of 176

1

What is the name for a DoS attack that causes machines on a network to initiate a DoS against one of that network’s servers?

Select one of the following:

  • Smurf attack

  • Distributed Denial of Service

  • SYN flood

  • Ping of Death

Explanation

Question 54 of 176

1

Which of the following would be the best defense if your Web server had limited resources but you needed a strong defense against DoS?

Select one of the following:

  • Stack tweaking

  • A firewall

  • SYN cookies

  • RST cookies

Explanation

Question 55 of 176

1

What was the greatest damage from the Bagle virus?

Select one of the following:

  • It deleted system files

  • It corrupted the Windows registry

  • It was difficult to detect

  • It shut down antivirus software

Explanation

Question 56 of 176

1

How does the SYN cookie work?

Select one of the following:

  • Replaces cookies left by virus/worm programs.

  • Causes server to send wrong SYNACK to the client.

  • Prevents memory allocation until third part of SYN ACK handshaking.

  • Enables encryption of outbound packets.

Explanation

Question 57 of 176

1

From the attacker’s point of view, what is the primary weakness in a DoS attack?

Select one of the following:

  • The attack does not cause actual damage

  • The attack must be sustained.

  • The attack is difficult to execute

  • The attack is easily thwarted

Explanation

Question 58 of 176

1

Shutting down router and firewall ports 5554 and 9996 will block most damage from which of these?

Select one of the following:

  • Sobig

  • Trojan horses

  • Bagle

  • Sasser

Explanation

Question 59 of 176

1

Which attack causes Internet routers to attack the target systems without actually compromising the routers themselves?

Select one of the following:

  • ICMP flood

  • SYN flood

  • Tribal Flood Network

  • Distributed Reflection Denial of Service

Explanation

Question 60 of 176

1

Which attack relies on broadcast packets to cause a network to actually flood itself with ICMP packets?

Select one of the following:

  • Tribal flood

  • SYN flood

  • Smurf attack

  • ICMP flood

Explanation

Question 61 of 176

1

What DoS attack is based on leaving connections half open?

Select one of the following:

  • SYN flood

  • Smurf Attack

  • Ping of Death

  • Distributed Denial of Service

Explanation

Question 62 of 176

1

What is the best method of defending against IP spoofing?

Select one of the following:

  • Installing a router/firewall that blocks packets that appear to be originating within the network

  • Blocking all incoming TCP traffic

  • Blocking all incoming ICMP traffic

  • Installing a router/firewall that blocks packets that appear to be originating from outside the network

Explanation

Question 63 of 176

1

Which of the following best describes session hacking?

Select one of the following:

  • Taking over a target machine via a Trojan horse

  • Taking control of the login session

  • Taking control of a target machine remotely

  • Taking control of the communication link between two machines

Explanation

Question 64 of 176

1

Which of the following is a recommended configuration of your firewall to defend against DoS attacks?

Select one of the following:

  • Block TCP packets that originate outside your network

  • Block all incoming packets

  • Block ICMP packets that originate outside your network

  • Block all ICMP packets

Explanation

Question 65 of 176

1

Which copies itself into the Windows directory and creates a registry key to load itself at startup?

Select one of the following:

  • Slammer

  • MyDoom

  • Sasser

  • Bagle

Explanation

Question 66 of 176

1

Which presented itself as an e-mail from the system administrator informing the user of a virus infection and gave directions to open an e-mail attachment which would then scan for e-mail addresses and shared folders?

Select one of the following:

  • Sobig

  • Sasser

  • Minmail

  • Bagle

Explanation

Question 67 of 176

1

Which of the following best describes a buffer overflow attack?

Select one of the following:

  • An attack that attempts to put misconfigured data into a memory buffer

  • An attack that attempts to send oversized TCP packets

  • An attack that attempts to put too much data in a memory buffer

  • An attack that overflows the target with too many TCP packets

Explanation

Question 68 of 176

1

What is a Trojan horse?

Select one of the following:

  • Software that deletes system files then infects other machines

  • Software that self replicates

  • Software that causes harm to your system

  • Software that appears to be benign but really has some malicious purpose

Explanation

Question 69 of 176

1

Which of the following denial of service attacks results from a client’s failure to respond to the server’s reply to a request for connection?

Select one of the following:

  • ICMP flood

  • SYN flood

  • Tribal flood

  • UDP flood

Explanation

Question 70 of 176

1

What is the danger inherent in IP spoofing attacks?

Select one of the following:

  • Many of these attacks open the door for other attacks

  • Many firewalls don’t examine packets that seem to come from within the network.

  • They can be difficult to stop

  • They are very damaging to target systems

Explanation

Question 71 of 176

1

Which is NOT a typical adverse result of a virus?

Select one of the following:

  • Increased network traffic

  • Changing system settings

  • Increased network functionality and responsiveness

  • Deletion of files

Explanation

Question 72 of 176

1

What type of firewall is Check Point Firewall-1?

Select one of the following:

  • Packet filtering/application gateway hybrid

  • SPI/application gateway hybrid

  • Circuit level gateway

  • Application gateway

Explanation

Question 73 of 176

1

What implementation is Check Point Firewall-1?

Select one of the following:

  • Switch based

  • Host based

  • Network based

  • Router based

Explanation

Question 74 of 176

1

Which is a hardware firewall vendor manufacturing Stateful Packet Inspection units with NAT and DES especially for small offices?

Select one of the following:

  • Cisco

  • Wolverine

  • D-Link

  • Check Point

Explanation

Question 75 of 176

1

Should a home user with ICF block port 80, and why or why not?

Select one of the following:

  • She should not because it would prevent her from using Web Pages

  • She should not because that will prevent her from getting updates and patches

  • She should unless she is running a Web server on her machine.

  • She should because port 80 is a common attack point for hackers

Explanation

Question 76 of 176

1

Why is an SPI firewall more resistant to flooding attacks?

Select one of the following:

  • It requires user authentication

  • It examines each packet in the context of previous packets

  • It automatically blocks large traffic from a single IP

  • It examines the destination IP of all packets

Explanation

Question 77 of 176

1

Snort is which type of IDS?

Select one of the following:

  • Client-based

  • Router-based

  • OS-based

  • Host-based

Explanation

Question 78 of 176

1

Snort is which type of IDS?

Select one of the following:

  • Client-based

  • Router-based

  • OS-based

  • Host-based

Explanation

Question 79 of 176

1

What is one complexity found in enterprise environements that is unlikely in small networks or SOHO environments?

Select one of the following:

  • Diverse user groups

  • Web vulnerabilities

  • Multiple operating systems

  • Users running different applications

Explanation

Question 80 of 176

1

Which type of IDS is the Cisco Sensor?

Select one of the following:

  • Anomaly detection

  • Intrusion deterrence

  • Intrusion deflection

  • Anomaly deterrence

Explanation

Question 81 of 176

1

It should be routine for someone in the IT security staff to

Select one of the following:

  • Physically inspect the firewall

  • Review firewall logs

  • Reboot the firewall

  • Test the firewall by attempting a ping flood

Explanation

Question 82 of 176

1

Using a server running the Linux operating system with its built-in firewall as the network firewall is one example of which firewall configuration?

Select one of the following:

  • router-based

  • dual-homed host

  • network host-based

  • screened host

Explanation

Question 83 of 176

1

What is an advantage of an enterprise environment?

Select one of the following:

  • Skilled technical personnel available

  • Multiple operating systems to deal with

  • IDS systems not needed

  • Lower security needs

Explanation

Question 84 of 176

1

Which is true about SonicWALL firewall solutions?

Select one of the following:

  • They work on Linux, Unix, Solaris, and Windows platforms.

  • They are relatively inexpensive.

  • All models contain built-in encryption.

  • They include built-in proxy server capabilities.

Explanation

Question 85 of 176

1

In which mode of operation does Snort display a continuous stream of packet contents to the console?

Select one of the following:

  • Heuristic mode

  • Network intrusion-detection mode

  • Packet logger mode

  • Packet sniffer mode

Explanation

Question 86 of 176

1

In comparing a packet filter firewall with a stateful packet inspection firewall (SPI), the SPI firewall is:

Select one of the following:

  • LESS susceptible to ping and SYN floods but MORE susceptible to IP spoofing

  • LESS susceptible to ping and SYN floods and LESS susceptible to IP spoofing.

  • MORE susceptible to ping and SYN floods and MORE susceptible to IP spoofing

  • MORE susceptible to ping and SYN floods and LESS susceptible to IP spoofing

Explanation

Question 87 of 176

1

Which of the following are four basic types of firewalls?

Select one of the following:

  • Screening, bastion, dual-homed, circuit level

  • Packet filtering, application gateway, circuit level, stateful packet inspection

  • Stateful packet inspection, gateway, bastion, screening

  • Application gateway, bastion, dual-homed, screening

Explanation

Question 88 of 176

1

In many typical configurations with multiple firewalls, e-mail servers and FTP servers are located in the:

Select one of the following:

  • internal corporate network

  • demilitarized zone

  • corporate intranet

  • external network

Explanation

Question 89 of 176

1

Which of the following is not an advantage of the Fortigate firewall?

Select one of the following:

  • Built-in encryption

  • Built-in virus scanning

  • Content filtering

  • Low cost

Explanation

Question 90 of 176

1

Should a home user block ICMP traffic, and why or why not?

Select one of the following:

  • It should be blocked because such traffic is often used to transmit a virus

  • It should be blocked because such traffic is often used to do port scans and flood attacks

  • It should not be blocked because it is necessary for network operations

  • It should not be blocked because it is necessary for using the Web

Explanation

Question 91 of 176

1

Why might a proxy gateway be susceptible to a flood attack?

Select one of the following:

  • It does not require user authentication

  • It allows multiple simultaneous connections

  • It does not properly filter packets

  • Its authentication method takes more time and resources

Explanation

Question 92 of 176

1

A standalone technology that hides internal addresses from the outside and only allows connections that originate from inside the network is called:

Select one of the following:

  • TFTP

  • HTTP

  • DMZ

  • NAT

Explanation

Question 93 of 176

1

What is another term for preemptive blocking?

Select one of the following:

  • Banishment vigilance

  • Intruder blocking

  • Intrusion deflection

  • User deflection

Explanation

Question 94 of 176

1

Which serves as a single contact point between the Internet and the private network?

Select one of the following:

  • Bastion host

  • DMZ

  • Screened host

  • Dual-homed host

Explanation

Question 95 of 176

1

One type of intrusion-detection and avoidance which involves identifying suspect IP addresses and preventing intrusions is called:

Select one of the following:

  • anomaly detection

  • intrusion deterrence

  • preemptive blocking

  • intrusion deflection

Explanation

Question 96 of 176

1

NAT is a replacement for what technology?

Select one of the following:

  • Proxy server

  • Firewall

  • IDS

  • Antivirus software

Explanation

Question 97 of 176

1

Which is a robust commercial software firewall solution for Linux operating systems?

Select one of the following:

  • SonicWALL

  • Wolverine

  • McAfee Personal Firewall

  • Symantec Norton Firewall

Explanation

Question 98 of 176

1

Which is true about Windows XP Internet Connection Firewall (ICF)?

Select one of the following:

  • It has a logging feature enabled by default.

  • It works best in conjunction with a perimeter firewall.

  • It blocks incoming and outgoing packets.

  • It is a screened host firewall.

Explanation

Question 99 of 176

1

Which of the following is not a profiling strategy used in anomaly detection?

Select one of the following:

  • Executable profiling

  • Threshold monitoring

  • Resource profiling

  • System monitoring

Explanation

Question 100 of 176

1

Which type of intrusion-detection relies on people rather than software or hardware?

Select one of the following:

  • Banishment vigilance

  • Intrusion deterrence

  • Infiltration

  • Anomaly detection

Explanation

Question 101 of 176

1

Which type of firewall is included in Windows XP and many distributions of Linux operating systems?

Select one of the following:

  • Stateful packet inspection

  • User authentication

  • Packet filter

  • Application proxy

Explanation

Question 102 of 176

1

What is one complexity found in enterprise environements that is unlikely in small networks or SOHO environments?

Select one of the following:

  • Users running different applications

  • Multiple operating systems

  • Diverse user groups

  • Web vulnerabilities

Explanation

Question 103 of 176

1

What type of firewall requires individual client applications to be authorized to connect?

Select one of the following:

  • Stateful packet inspection

  • Dual-homed

  • Application gateway

  • Screened gateway

Explanation

Question 104 of 176

1

Which of the following is not one of Snort’s modes?

Select one of the following:

  • Network intrusion-detection

  • Sniffer

  • Packet logger

  • Packet filtering

Explanation

Question 105 of 176

1

What tool does McAfee Personal Firewall offer?

Select one of the following:

  • A visual tool to trace attacks

  • NAT

  • Strong encryption

  • Vulnerability scanning

Explanation

Question 106 of 176

1

An open source software circuit level gateway is available from which of the following?

Select one of the following:

  • Watchguard Technologies

  • SonicWALL

  • Teros

  • Amrita Labs

Explanation

Question 107 of 176

1

Which of the following are four basic types of firewalls?

Select one of the following:

  • Application gateway, bastion, dual-homed, screening

  • Packet filtering, application gateway, circuit level, stateful packet inspection

  • Stateful packet inspection, gateway, bastion, screening

  • Screening, bastion, dual-homed, circuit level

Explanation

Question 108 of 176

1

Which type of firewall creates a private virtual connection with the client?

Select one of the following:

  • Circuit level gateway

  • Dual-homed

  • Application gateway

  • Bastion

Explanation

Question 109 of 176

1

Which type of firewall negotiates between the server and client to permit or deny connection based on the type of software and connection requested?

Select one of the following:

  • Circuit level gateway

  • Application gateway

  • Packet filter

  • Stateful packet inspection

Explanation

Question 110 of 176

1

Which firewall configuration would be appropriate within a network to separate and protect various subnets of a network to provide greater security?

Select one of the following:

  • bastion host

  • demilitarized zone

  • router-based

  • dual-homed host

Explanation

Question 111 of 176

1

Which of the following is not a common feature of most single PC firewalls?

Select one of the following:

  • Packet filtering

  • Software-based

  • Ease of use

  • Built-in NAT

Explanation

Question 112 of 176

1

It should be routine for someone in the IT security staff to

Select one of the following:

  • Reboot the firewall

  • Physically inspect the firewall

  • Review firewall logs

  • Test the firewall by attempting a ping flood

Explanation

Question 113 of 176

1

A firewall designed to secure an individual personal computer is a:

Select one of the following:

  • screened host firewall

  • single machine firewall

  • simple hardware firewall

  • combination hardware/software firewall

Explanation

Question 114 of 176

1

What type of firewall is SonicWALL TI70?

Select one of the following:

  • Application gateway

  • Circuit-level gateway

  • Packet screening

  • Stateful Packet Inspection

Explanation

Question 115 of 176

1

Which of the following is an advantage of the network host-based configuration?

Select one of the following:

  • It is resistant to IP spoofing

  • It has user authentication

  • It is inexpensive or free

  • It is more secure

Explanation

Question 116 of 176

1

Which of the following is a benefit of Cisco firewalls?

Select one of the following:

  • Very low cost

  • Built-in virus scanning on all products

  • Built-in IDS on all products

  • Extensive training available on the product

Explanation

Question 117 of 176

1

Once a circuit level gateway verifies the user’s logon, it creates a virtual circuit between:

Select one of the following:

  • the internal client and the external server

  • the external server and the proxy server

  • the external server and the firewall

  • the internal client and the proxy server

Explanation

Question 118 of 176

1

At what OSI layer do packet filters function?

Select one of the following:

  • Physical layer

  • Transport layer

  • Network layer

  • Data link layer

Explanation

Question 119 of 176

1

Which is NOT a function of an intrusion-detection system?

Select one of the following:

  • Inspect all inbound and outbound port activity

  • Notify the system administrator of suspicious activity

  • Infiltrate the illicit system to acquire information

  • Look for patterns in port activity

Explanation

Question 120 of 176

1

What might one see in an implementation of intrusion deterrence?

Select one of the following:

  • Real resources with fake names

  • Fake resources with legitimate-sounding names

  • Blocking of legitimate users by mistake

  • Profiling of users, resources, groups, or applications

Explanation

Question 121 of 176

1

A system that is set up for attracting and monitoring intruders is called what?

Select one of the following:

  • Fly paper

  • Honey pot

  • Hacker cage

  • Trap door

Explanation

Question 122 of 176

1

A device that hides internal IP addresses is called

Select one of the following:

  • Dual-homed host

  • Bastion firewall

  • Proxy server

  • A screened host

Explanation

Question 123 of 176

1

Medium-sized networks have what problem?

Select one of the following:

  • Low budgets

  • Diverse user group

  • Need to connect multiple LANs into a single WAN

  • Lack of skilled technical personnel

Explanation

Question 124 of 176

1

A firewall that uses a combination of approaches rather than a single approach to protect the network is called:

Select one of the following:

  • multi-homed

  • dual-homed

  • open source

  • hybrid

Explanation

Question 125 of 176

1

How can vulnerability to flooding attacks be reduced with an application gateway?

Select one of the following:

  • Packets are continually checked during the connection

  • Vulnerability to flooding attacks with an application gateway cannot be mitigated

  • Authenticating users

  • External systems never see the gateway

Explanation

Question 126 of 176

1

Identifying abnormal activity on a firewall requires that one establish a:

Select one of the following:

  • baseline

  • screened host

  • bastion host

  • proxy server

Explanation

Question 127 of 176

1

An intrusion-detection system detecting a series of ICMP packets sent to each port from the same IP address might indicate:

Select one of the following:

  • scanning of the system for vulnerabilities prior to an attack

  • Trojan horse/virus infection sending information back home

  • a Distributed Denial of Service attack in progress

  • the system has been infiltrated by an outsider

Explanation

Question 128 of 176

1

Why is an SPI firewall less susceptible to spoofing attacks?

Select one of the following:

  • It requires user authentication

  • It requires client application authentication

  • It automatically blocks spoofed packets

  • It examines the source IP of all packets

Explanation

Question 129 of 176

1

What is ICF?

Select one of the following:

  • Windows XP Internet Connection Firewall

  • Windows 2000 Internet Connection Firewall

  • Windows 2000 Internet Control Firewall

  • Windows XP Internet Control Firewall

Explanation

Question 130 of 176

1

Which is a firewall vendor manufacturing a host-based firewall for Windows 2000 Server, Sun Solaris, and Red Hat Linux environments?

Select one of the following:

  • D-Link

  • Wolverine

  • Check Point

  • Cisco

Explanation

Question 131 of 176

1

Which of the following is not a reason to avoid choosing infiltration as part of an IDS strategy?

Select one of the following:

  • It can be time consuming

  • It requires knowledge of the target group

  • It can be expensive

  • The group may retaliate

Explanation

Question 132 of 176

1

A series of ICMP packets sent to your ports in sequence might indicate what?

Select one of the following:

  • A packet sniffer

  • A port scan

  • A DoS attack

  • A ping flood

Explanation

Question 133 of 176

1

An intrusion-detection method that measures and monitors how programs use system resources is called:

Select one of the following:

  • user/group profiling.

  • resource profiling.

  • executable profiling.

  • threshold monitoring.

Explanation

Question 134 of 176

1

Which strategy is used in the implementation of intrusion deterrence?

Select one of the following:

  • Installing honey pots to pose as important system

  • Monitoring connection attempts to identify IP addresses of attackers

  • Using fake names to camouflage important systems

  • Infiltrating online hacker groups

Explanation

Question 135 of 176

1

Which method of intrusion-detection develops historic usage levels to measure activity against?

Select one of the following:

  • Threshold monitoring

  • Application profiling

  • Resource profiling

  • Infiltration profiling

Explanation

Question 136 of 176

1

What is the greatest danger in a network host-based configuration?

Select one of the following:

  • SYN flood attacks

  • IP spoofing

  • Operating System Security flaws

  • Ping flood attacks

Explanation

Question 137 of 176

1

Which type of firewall is generally the simplest and least expensive?

Select one of the following:

  • Circuit level gateway

  • Application gateway

  • Packet filter

  • Stateful packet inspection

Explanation

Question 138 of 176

1

Implementation of intrusion deflection as a strategy requires the use of:

Select one of the following:

  • fake targets

  • blocking software

  • warnings to intruders to leave

  • innocuous names for sensitive targets

Explanation

Question 139 of 176

1

Which of the following is found in Norton’s personal firewall but not in ICF?

Select one of the following:

  • Strong encryption

  • Vulnerability scanning

  • A visual tool to trace attacks

  • NAT

Explanation

Question 140 of 176

1

Which of the following is a common problem when seeking information on firewalls?

Select one of the following:

  • Unbiased information may be hard to find.

  • It is difficult to find information on the Web.

  • Information often emphasizes price rather than features.

  • Documentation is often incomplete

Explanation

Question 141 of 176

1

Which of the following can be shipped preconfigured?

Select one of the following:

  • Router-based firewalls

  • Stateful packet inspection firewalls

  • Dual-homed firewalls

  • Network host-based firewalls

Explanation

Question 142 of 176

1

Which is a term used to refer to the process of authentication and verification?

Select one of the following:

  • Filtering

  • Negotiation

  • Connecting

  • Screening

Explanation

Question 143 of 176

1

Which type of firewall negotiates between the server and client to permit or deny connection based on the type of software and connection requested?

Select one of the following:

  • Circuit level gateway

  • Stateful packet inspection

  • Application gateway

  • Packet filter

Explanation

Question 144 of 176

1

Which intrusion detection strategy monitors and compares activity against preset acceptable levels?

Select one of the following:

  • Threshold monitoring

  • Infiltration monitoring

  • Application monitoring

  • Resource profiling

Explanation

Question 145 of 176

1

Which of the following is a problem with the approach of a profiling strategy that is used in anomaly detection?

Select one of the following:

  • It misses many attacks

  • It is resource intensive

  • It yields many false positives

  • It is difficult to configure

Explanation

Question 146 of 176

1

What is the purpose of the warning configuration for Specter’s email file?

Select one of the following:

  • To scare off at least novice hackers

  • To keep your normal users honest

  • To deter highly skilled hackers

  • To track hackers back to their source IPs

Explanation

Question 147 of 176

1

Regarding the Firewall-1 firewall, which of the following is NOT true?

Select one of the following:

  • It is particularly vulnerable to SYN floods.

  • It is a packet filtering, application gateway hybrid.

  • It uses Stateful Packet Inspection.

  • It automatically blocks and logs oversized packets.

Explanation

Question 148 of 176

1

IDS is an acronym for:

Select one of the following:

  • Intrusion deterrence service

  • Intrusion-detection service

  • Intrusion deterrence system

  • Intrusion-detection system

Explanation

Question 149 of 176

1

What is the most important security advantage to NAT?

Select one of the following:

  • It hides internal network addresses

  • By default it blocks all ICMP packets

  • It blocks incoming ICMP packets

  • By default it only allows outbound connections

Explanation

Question 150 of 176

1

Which is true about the Wolverine firewall solution?

Select one of the following:

  • It includes built-in VPN capabilities.

  • It works on Linux, Unix, Solaris, and Windows platforms.

  • Encryption can be added with a free Web download.

  • It is expensive.

Explanation

Question 151 of 176

1

What four rules must be set for packet filtering firewalls?

Select one of the following:

  • Username, password, protocol type, destination IP

  • Source IP, destination IP, username, password

  • Protocol type, source port, destination port, source IP

  • Protocol version, destination IP, source port, username

Explanation

Question 152 of 176

1

Setting up parameters for acceptable use, such as the number of login attempts, and watching to see if those levels are exceeded is referred to as what?

Select one of the following:

  • Resource profiling

  • Executable profiling

  • System monitoring

  • Threshold monitoring

Explanation

Question 153 of 176

1

Attempts by an intruder to determine information about a system prior to the start of an intrusion attack is called:

Select one of the following:

  • foot printing

  • infiltration

  • deflecting

  • detecting

Explanation

Question 154 of 176

1

Which is NOT a service included in the Norton single machine firewall?

Select one of the following:

  • Data recovery

  • Popup ad blocking

  • Blocking of outgoing traffic

  • Privacy protection

Explanation

Question 155 of 176

1

Banishment vigilance is another name for:

Select one of the following:

  • anomaly detection

  • intrusion deflection

  • intrusion deterrence

  • preemptive blocking

Explanation

Question 156 of 176

1

Which type of encryption is included with the T170?

Select one of the following:

  • PGP and AES

  • WEP and DES

  • WEP and PGP

  • AES and DES

Explanation

Question 157 of 176

1

Which is a unique feature of the McAfee Personal Firewall that is not found on most personal firewalls?

Select one of the following:

  • Blocking incoming traffic on selected ports

  • Online scanning of system for vulnerabilities

  • Performing traceroute to show the source of incoming packets

  • Recording a log of all attempts at incoming packets

Explanation

Question 158 of 176

1

Why might you run Specter in strange mode?

Select one of the following:

  • It will be difficult to determine the system is a honey pot

  • It will deter novice hackers

  • It may fascinate hackers and keep them online long enough to catch them

  • It may confuse hackers and deter them from your systems

Explanation

Question 159 of 176

1

A firewall configuration using a server as a router and running multiple network interfaces with automatic routing disabled is an example of a:

Select one of the following:

  • dual-homed host

  • screened host

  • router-based

  • network host-based

Explanation

Question 160 of 176

1

Why might a proxy gateway be susceptible to a flood attack?

Select one of the following:

  • Its authentication method takes more time and resources

  • It does not properly filter packets

  • It allows multiple simultaneous connections

  • It does not require user authentication

Explanation

Question 161 of 176

1

Which intrusion-detection method measures activity levels against known short-term and/or long-term work profiles?

Select one of the following:

  • Threshold monitoring

  • User/group work profiling

  • Executable profiling

  • Resource profiling

Explanation

Question 162 of 176

1

Why might a circuit level gateway be inappropriate for some situations?

Select one of the following:

  • It blocks web traffic

  • It is simply too expensive

  • It has no user authentication

  • It requires client side configuration

Explanation

Question 163 of 176

1

Which is NOT true about enterprise networks and firewall solutions?

Select one of the following:

  • They are likely to be supported by multiple network administrators.

  • They are usually made up of several interconnected networks.

  • They are usually easier to manage and secure.

  • They are likely to contain several different operating systems.

Explanation

Question 164 of 176

1

Attempting to make your system appear less appealing is referred to as what?

Select one of the following:

  • Intrusion deterrence

  • System deterrence

  • System camouflage

  • Intrusion deflection

Explanation

Question 165 of 176

1

Which of the following is an important feature of D-Link DFL 300?

Select one of the following:

  • Vulnerability scanning

  • Liberal licensing policy

  • WEP encryption

  • Built-in IDS

Explanation

Question 166 of 176

1

Which firewall solution would be best for a large enterprise running Windows XP Professional and Linux operating systems, using the Internet, and requiring remote access to their Intranet server for field sales people?

Select one of the following:

  • Check Point Firewall-1

  • Cisco PIX 515E

  • Fortigate 3600

  • Windows XP Internet Connection Firewall

Explanation

Question 167 of 176

1

Why is an SPI firewall more resistant to flooding attacks?

Select one of the following:

  • It automatically blocks large traffic from a single IP

  • It requires user authentication

  • It examines each packet in the context of previous packets

  • It examines the destination IP of all packets

Explanation

Question 168 of 176

1

A profiling technique that monitors how applications use resources is called what?

Select one of the following:

  • Application monitoring

  • Resource profiling

  • System monitoring

  • Executable profiling

Explanation

Question 169 of 176

1

Symantec Decoy Server does all of the following EXCEPT:

Select one of the following:

  • simulate incoming mail server functions

  • record all traffic related to an intrusion attack

  • simulate outgoing mail server functions

  • track attacking packets to their source

Explanation

Question 170 of 176

1

Attempting to attract intruders to a system set up to monitor them is called what?

Select one of the following:

  • Intrusion routin

  • Intrusion deterrence

  • Intrusion banishment

  • Intrusion deflection

Explanation

Question 171 of 176

1

Which type of firewall is considered the most secure?

Select one of the following:

  • Circuit-level gateway

  • Stateful packet inspection

  • Dual-homed

  • Packet screening

Explanation

Question 172 of 176

1

Following rules and learning from experience as part of the process to identify and notify an administrator about an intrusion are typical when Snort is operating in which mode?

Select one of the following:

  • Network intrusion-detection mode

  • Packet logger mode

  • Sniffer mode

  • Command mode

Explanation

Question 173 of 176

1

Using a server running the Linux operating system with its built-in firewall as the network firewall is one example of which firewall configuration?

Select one of the following:

  • screened host

  • network host-based

  • router-based

  • dual-homed host

Explanation

Question 174 of 176

1

Which of the following solutions is actually a combination of firewalls?

Select one of the following:

  • Dual-homed firewalls

  • Router-based firewalls

  • Screened firewalls

  • Bastion host firewalls

Explanation

Question 175 of 176

1

Which is NOT one of the basic premises under which a honey pot functions?

Select one of the following:

  • Intruders will tend to go for easy targets with valuable data

  • Any traffic to the honey pot is suspicious

  • Security must allow attackers inside

  • Only legitimate users have a reason to connect to it

Explanation

Question 176 of 176

1

In many typical configurations with multiple firewalls, e-mail servers and FTP servers are located in the:

Select one of the following:

  • demilitarized zone

  • internal corporate network

  • corporate Intranet

  • external network

Explanation

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