Brooks Thornhill
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Questions 101- 150

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Brooks Thornhill
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SY0-301 Part 3

Pregunta 1 de 50

1

A security administrator is asked to email an employee their password. Which of the following account policies
MUST be set to ensure the employee changes their password promptly?

Selecciona una de las siguientes respuestas posibles:

  • Password expiration

  • Account lockout

  • Password recovery

  • Account enablement

Explicación

Pregunta 2 de 50

1

Which of the following is the BEST way to mitigate data loss if a portable device is compromised?

Selecciona una de las siguientes respuestas posibles:

  • Full disk encryption

  • Common access card

  • Strong password complexity

  • Biometric authentication

Explicación

Pregunta 3 de 50

1

Data can potentially be stolen from a disk encrypted, screen-lock protected, smartphone by which of the
following?

Selecciona una de las siguientes respuestas posibles:

  • Bluesnarfing

  • IV attack

  • Honeynet

  • SIM cloning

Explicación

Pregunta 4 de 50

1

A purpose of LDAP authentication services is:

Selecciona una de las siguientes respuestas posibles:

  • to implement mandatory access controls

  • a single point of user management

  • to prevent multifactor authentication

  • to issue one-time hashed passwords

Explicación

Pregunta 5 de 50

1

Which of the following allows an attacker to identify vulnerabilities within a closed source software application?

Selecciona una de las siguientes respuestas posibles:

  • Fuzzing

  • Compiling

  • Code reviews

  • Vulnerability scanning

Explicación

Pregunta 6 de 50

1

Which of the following should the security administrator look at FIRST when implementing an AP to gain more
coverage?

Selecciona una de las siguientes respuestas posibles:

  • Encryption methods

  • Power levels

  • SSID

  • Radio frequency

Explicación

Pregunta 7 de 50

1

Which of the following elements of PKI are found in a browser's trusted root CA?

Selecciona una de las siguientes respuestas posibles:

  • Private key

  • Symmetric key

  • Recovery key

  • Public key

Explicación

Pregunta 8 de 50

1

Which of the following protocols should be blocked at the network perimeter to prevent host enumeration by
sweep devices?

Selecciona una de las siguientes respuestas posibles:

  • HTTPS

  • SSH

  • IPv4

  • ICMP

Explicación

Pregunta 9 de 50

1

Which of the following security threats does shredding mitigate?

Selecciona una de las siguientes respuestas posibles:

  • Shoulder surfing

  • Document retention

  • Tailgating

  • Dumpster diving

Explicación

Pregunta 10 de 50

1

A thumbprint scanner is used to test which of the following aspects of human authentication?

Selecciona una de las siguientes respuestas posibles:

  • Something a user did

  • Something a user has

  • Something a user is

  • Something a user knows

Explicación

Pregunta 11 de 50

1

Which of the following protocols requires the use of a CA based authentication process?

Selecciona una de las siguientes respuestas posibles:

  • FTPS implicit

  • FTPS explicit

  • MD5

  • PEAP-TLS

Explicación

Pregunta 12 de 50

1

Which of the following malware types is an antivirus scanner MOST unlikely to discover? (Select TWO)

Selecciona una o más de las siguientes respuestas posibles:

  • Trojan

  • Pharming

  • Worms

  • Virus

  • Logic bomb

Explicación

Pregunta 13 de 50

1

Which of the following is specific to a buffer overflow attack?

Selecciona una de las siguientes respuestas posibles:

  • Memory addressing

  • Directory traversal

  • Initial vector

  • Session cookies

Explicación

Pregunta 14 de 50

1

An existing application has never been assessed from a security perspective. Which of the following is the
BEST assessment technique in order to identify the application's security posture?

Selecciona una de las siguientes respuestas posibles:

  • Baseline reporting

  • Protocol analysis

  • Threat modeling

  • Functional testing

Explicación

Pregunta 15 de 50

1

A security administrator with full administrative rights on the network is forced to change roles on a quarterly
basis with another security administrator. Which of the following describes this form of access control?

Selecciona una de las siguientes respuestas posibles:

  • Job rotation

  • Separation of duties

  • Mandatory vacation

  • Least privilege

Explicación

Pregunta 16 de 50

1

DRPs should contain which of the following?

Selecciona una de las siguientes respuestas posibles:

  • Hierarchical list of non-critical personnel

  • Hierarchical list of critical systems

  • Hierarchical access control lists

  • Identification of single points of failure

Explicación

Pregunta 17 de 50

1

Which of the following is a security threat that hides itself within another piece of executable software?

Selecciona una de las siguientes respuestas posibles:

  • Botnet

  • Logic Bomb

  • Trojan

  • Worm

Explicación

Pregunta 18 de 50

1

A user was trying to update an open file but when they tried to access the file they were denied. Which of the
following would explain why the user could not access the file?

Selecciona una de las siguientes respuestas posibles:

  • Audit only access

  • Execute only access

  • Rights are not set correctly

  • Write only access

Explicación

Pregunta 19 de 50

1

A technician is deciding between implementing a HIDS on the database server or implementing a NIDS. Which
of the following are reasons why a NIDS may be better to implement? (Select TWO)

Selecciona una o más de las siguientes respuestas posibles:

  • Many HIDS require frequent patches and updates

  • Many HIDS are not able to detect network attacks

  • Many HIDS have a negative impact on system performance

  • Many HIDS only offer a low level of detection granularity

  • Many HIDS are not good at detecting attacks on database servers

Explicación

Pregunta 20 de 50

1

Which of the following organizational documentation describes step by step how tasks or job functions should
be conducted?

Selecciona una de las siguientes respuestas posibles:

  • Standards

  • Guideline

  • Policy

  • Procedures

Explicación

Pregunta 21 de 50

1

According to company policy an administrator must logically keep the Human Resources department separated
from the Accounting department. Which of the following would be the simplest way to accomplish this?

Selecciona una de las siguientes respuestas posibles:

  • NIDS

  • DMZ

  • NAT

  • VLAN

Explicación

Pregunta 22 de 50

1

Which of the following is the MOST common logical access control method?

Selecciona una de las siguientes respuestas posibles:

  • Access control lists

  • Usernames and password

  • Multifactor authentication

  • Security ID badges

Explicación

Pregunta 23 de 50

1

Which of the following access control methods could the administrator implement because of constant hiring of
new personnel?

Selecciona una de las siguientes respuestas posibles:

  • Rule-based

  • Role-based

  • Discretionary

  • Decentralized

Explicación

Pregunta 24 de 50

1

After a period of high employee turnover, which of the following should be implemented?

Selecciona una de las siguientes respuestas posibles:

  • A review of NTLM hashes on the domain servers

  • A review of group policies

  • A review of user access and rights

  • A review of storage and retention policies

Explicación

Pregunta 25 de 50

1

Multiple web servers are fed from a load balancer. Which of the following is this an example of?

Selecciona una de las siguientes respuestas posibles:

  • RAID

  • Backup generator

  • Hot site

  • Redundant servers

Explicación

Pregunta 26 de 50

1

An instance where an IDS identifies legitimate traffic as malicious activity is called which of the following?

Selecciona una de las siguientes respuestas posibles:

  • False positive

  • True negative

  • False negative

  • True positive

Explicación

Pregunta 27 de 50

1

Which of the following protocols are used to secure e-commerce transactions? (Select TWO).

Selecciona una o más de las siguientes respuestas posibles:

  • TLS

  • IPSec

  • SSH

  • SSL

  • RTP

Explicación

Pregunta 28 de 50

1

Which of the following sends unsolicited messages to another user cell phone via Bluetooth?

Selecciona una de las siguientes respuestas posibles:

  • Blue jacking

  • Smurfing

  • Data emanation

  • Bluesnarfing

Explicación

Pregunta 29 de 50

1

Which of the following network protocols facilitates hiding internal addresses from the Internet?

Selecciona una de las siguientes respuestas posibles:

  • DMZ

  • NAT

  • NAC

  • ARP

Explicación

Pregunta 30 de 50

1

An administrator wishes to deploy an IPSec VPN connection between two routers across a WAN. The
administrator wants to ensure that the VPN is encrypted in the most secure fashion possible. Which of the
following BEST identifies the correct IPSec mode and the proper configuration?

Selecciona una de las siguientes respuestas posibles:

  • IPSec in tunnel mode, using both the ESP and AH protocols

  • IPSec in tunnel mode, using the ESP protocol

  • IPSec in transport mode, using the AH protocol

  • IPSec in transport mode, using both ESP and AH protocols

Explicación

Pregunta 31 de 50

1

A company wants to ensure that users only use their accounts between 8AM and 6PM Monday thru Friday.
Which of the following access control methods would be MOST effective for this purpose?

Selecciona una de las siguientes respuestas posibles:

  • Account expiration

  • Logical tokens

  • Time of day restrictions

  • Group policies

Explicación

Pregunta 32 de 50

1

Which of the following sends data packets to various IP ports on a host to determine the responsive ports?

Selecciona una de las siguientes respuestas posibles:

  • OVAL

  • Network sniffer

  • Protocol analyzer

  • Network mappers

Explicación

Pregunta 33 de 50

1

Which of the following would be a benefit of testing a program of an unknown source on a virtual machine?

Selecciona una de las siguientes respuestas posibles:

  • Virtual machines render it impossible for the code to escape

  • Virtual machines allow for faster performance, so the speed of benchmark testing is increased

  • Virtual machines come equipped with a firewall by default, thus preventing outside contamination

  • Virtual machines can easily be restored to an earlier point if the code is malicious or causes instability

Explicación

Pregunta 34 de 50

1

A company has a problem with users inadvertently posting company information on the Internet. Which of the
following is the BEST method for the company to address it?

Selecciona una de las siguientes respuestas posibles:

  • Educate the users and perform awareness training

  • Harden the password policies in case of future breaches

  • Routinely audit all users browser history

  • Implement HR policies with consequences

Explicación

Pregunta 35 de 50

1

Which of the following describes what has occurred after a user has successfully gained access to a secure
system?

Selecciona una de las siguientes respuestas posibles:

  • Authentication

  • Authenticity

  • Identification

  • Confidentiality

Explicación

Pregunta 36 de 50

1

Which of the following is a benefit of applying operating system service packs, patches, and hotfixes?

Selecciona una de las siguientes respuestas posibles:

  • Protects systems from known vulnerabilities

  • Minimizes the need to deploy honeypots

  • Hardens systems against dictionary attacks

  • Replaces default and guest accounts

Explicación

Pregunta 37 de 50

1

Which of the following standards encodes messages blocks of 64-bit and uses 56 bits for the encryption key?

Selecciona una de las siguientes respuestas posibles:

  • SHA

  • AES

  • DES

  • Blowfish

Explicación

Pregunta 38 de 50

1

A user reports that after searching the Internet for office supplies and visiting one of the search engine results
websites, they began receiving unsolicited pop-ups on subsequent website visits. Which of the following is the
MOST likely cause of the unsolicited pop-ups?

Selecciona una de las siguientes respuestas posibles:

  • Virus

  • Trojan

  • Adware

  • Spam

Explicación

Pregunta 39 de 50

1

Which of the following encryption methods uses prime number factoring to obtain its strength?

Selecciona una de las siguientes respuestas posibles:

  • Elliptic curve

  • RSA

  • AES

  • 3DES

Explicación

Pregunta 40 de 50

1

An administrator is required to keep certain workstations free of malware at all times, but those workstations
need to be able to access any Internet site. Which of the following solutions would be the BEST choice?

Selecciona una de las siguientes respuestas posibles:

  • Updated antivirus software

  • Pop-up blockers

  • Personal firewall

  • Updated anti-spam software

Explicación

Pregunta 41 de 50

1

A network administrator places a firewall between a file server and the public Internet and another firewall
between the file server and the company internal servers. This is an example of which of the following design
elements?

Selecciona una de las siguientes respuestas posibles:

  • DMZ

  • Subnetting

  • VLAN

  • NAT

Explicación

Pregunta 42 de 50

1

Which of the following redundancy planning concepts is generally the MOST expensive?

Selecciona una de las siguientes respuestas posibles:

  • Cold site

  • Hot site

  • Warm site

  • Field site

Explicación

Pregunta 43 de 50

1

Which of the following behavior-based security appliances are used to block suspicious activity from entering
the network?

Selecciona una de las siguientes respuestas posibles:

  • Antivirus

  • HIDS

  • IPS

  • IDS

Explicación

Pregunta 44 de 50

1

Which of the following design elements could be set to only allow machines on the network if they are current
with patches and antivirus definitions?

Selecciona una de las siguientes respuestas posibles:

  • RBAC

  • NAC

  • MAC

  • DAC

Explicación

Pregunta 45 de 50

1

Which of the following would be implemented to detect attacks on an individual system?

Selecciona una de las siguientes respuestas posibles:

  • Firewall

  • Honeypot

  • NIPS

  • HIDS

Explicación

Pregunta 46 de 50

1

Which of the following logs would MOST likely indicate that there is an ongoing brute force attack against a
server local administrator account?

Selecciona una de las siguientes respuestas posibles:

  • Firewall

  • System

  • Performance

  • Access

Explicación

Pregunta 47 de 50

1

Which of the following is a best practice for coding applications in a secure manner?

Selecciona una de las siguientes respuestas posibles:

  • Input validation

  • Object oriented coding

  • Rapid Application Development (RAD)

  • Cross-site scripting

Explicación

Pregunta 48 de 50

1

Which of the following may be an indication of a possible system compromise?

Selecciona una de las siguientes respuestas posibles:

  • A port monitor utility shows that there are many connections to port 8 on the Internet facing web server

  • A performance monitor indicates a recent and ongoing drop in speed, disk space or memory utilization from the baseline

  • A protocol analyzer records a high number of UDP packets to a streaming media server on the Internet

  • The certificate for one of the web servers has expired and transactions on that server begins to drop rapidly

Explicación

Pregunta 49 de 50

1

Which of the following authentication methods would MOST likely prevent an attacker from being able to
successfully deploy a replay attack?

Selecciona una de las siguientes respuestas posibles:

  • TACACS

  • RAS

  • RADIUS

  • Kerberos

Explicación

Pregunta 50 de 50

1

Which of the following allows an attacker to manipulate files by using the least significant bit(s) to secretly
embed data?

Selecciona una de las siguientes respuestas posibles:

  • Steganography

  • Worm

  • Trojan horse

  • Virus

Explicación