4148388
Descrição
Quiz por Michael Marcus, atualizado more than 1 year ago
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Criado por Michael Marcus
mais de 8 anos atrás
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Questão 1
Questão
What is another designation for an Alias
Responda
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a host or A record
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canonical name or CNAME
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pointer or PTR record
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Name Server or NS record
Questão 2
Questão
What does Time to Live (TTL) mean in DNS parlance?
Responda
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the length of time it takes a DNS query to process
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the length of time required to process an iterative query
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the length of time between zone updates
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the length of time a record remains in DNS cache
Questão 3
Questão
What is the primary advantage to enabling round-robin DNS?
Responda
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load balancing
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speed
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efficiency
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fault tolerance
Questão 4
Questão
What does issuing the nslookup command with no parameters do on your system?
Responda
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It returns an error: Missing paramter
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It places you into nslookup's interactive mode
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It returns you to a prompt with no result
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It displays your DNS query cache
Questão 5
Questão
You can use the dnscmd command to create zones. What other tasks can you perform with it?
Responda
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delete resource records
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start/stop the DNS service
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perform name service queries
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install DNS services
Questão 6
Questão
Which DNS record contains the serial number for the zone?
Responda
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NS record
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A record
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PTR record
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SOA record
Questão 7
Questão
How are routing tables created dynamically?
Responda
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through the use of RIP
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with static routes
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by using the routing table protocol (RTP)
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by using a layer 2 switch
Questão 8
Questão
Which authentication protocol allows you to change an expired password during the connection process?
Responda
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PAP
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CHAP
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MS-CHAPv2
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EAP-MS-CHAPv2
Questão 9
Questão
Why are phone lines and ISDM not used today for remote access services (RAS)?
Responda
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They're too expensive
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They're not secure enough
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They create dedicated access
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They no longer supply acceptable bandwidth
Questão 10
Questão
How is data verified when transferred through the Internet?
Responda
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by cryptogrpahic checksum
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by RAS callback options
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by correct firewall settings
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by using PPTP for VPN connections
Questão 11
Questão
When is it appropriate to use Windows Server 2012 as a router between two networks?
Responda
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for heavy traffic on large networks
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for heavy traffic on small networks
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for light traffic on large networks
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for light traffic on small networks
Questão 12
Questão
For Dial-up RAS connectivity, what is the most secure setting to use?
Responda
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deny access
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a static IP address
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verify caller ID
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always call back to a particular number
Questão 13
Questão
How can you force a system to update its DNS record?
Responda
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Change IP addresses
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Disable/enable the NIC
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Execute ipconfig /flushdns
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Execute ipconfig /registerdns
Questão 14
Questão
In Windows Server 2012 R2, what is used as a reverse proxy?
Responda
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Web Application proxy
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Reverse Lookup
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AD FS proxy
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Reverse Web
Questão 15
Questão
If you have a server named server1.blah.com, want to use it as your web server, and have requests point to www.blah.com what kind of DNS record would you create?
Responda
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an A record
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a CNAME record
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a PTR record
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an NS record
Questão 16
Questão
Which VPN protocol provides constant connectivity?
Responda
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L2TP
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IKEv2
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SSTP
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PPTP
Questão 17
Questão
What is the first thing to check when troubleshooting VPN problems?
Responda
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network connectivity
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usernames and passwords
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DNS lookups
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firewall settings
Questão 18
Questão
Why use a VPN for client-to-server connections over the Internet?
Responda
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VPN traffic is protected by a firewall
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VPN traffic is encrypted
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VPN traffic goes undetected on the Internet
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VPN traffic is proxy-proof
Questão 19
Questão
Before creating PTR records, what DNS objects must you create?
Responda
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reverse lookup zones
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CNAME records
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SOA records
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NS records
Questão 20
Questão
If you have corrected a DNS server problem, such as renamed a system or changed its IP address, but your local system still attempts to connect to the old system, what can you do to obtain the new information from the DNS server quickly?
Responda
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Reboot
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Disable/enable the NIC
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Clear the DNS cache on the DNS server
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Execute ipconfig /flushdns.
Questão 21
Questão
Which of the following is an example of an SRV record?
Responda
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DNS server
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AD server
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mail server
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web server
Questão 22
Questão
A Start of Authority record specifies what kind of information about a zone?
Responda
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a list of host or A name
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a list of canonical (CNAME) records
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the zone serial number
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a reverse lookup record
Questão 23
Questão
which of the following is correct for querying a PTR record?
Responda
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nslookup Microsoft.com
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nslookup www.technet.com
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nslookup server1
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nslookup 192.160.3.50
Questão 24
Questão
What is the purpose of a priority number in MX records?
Responda
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to set delivery priority
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to designate primary, secondary and so forth , mail servers
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for fault tolerance
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for mail-routing preference
Questão 25
Questão
Which command do you use to verify local DNS settings?
Responda
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nslookup <dns_servername>
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ipconfig / all
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ping localhost
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tracert <dns_servername>
Questão 26
Questão
Which authentication method is weakest (least secure)?
Responda
-
PAP
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CHAP
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MS-CHAPv2
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EAP-MS-CHAPv2
Questão 27
Questão
Why would you set Verify Caller ID on a remote dial-up connection for a user?
Responda
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for enhanced security
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because you don't trust the user
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because you want users to call in only from specific numbers
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because it's the default setting
Questão 28
Questão
What term is defined as private data placed in a packet with a header containing routing information that allows the data to traverse a transit network, such as the Internet?
Responda
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routing
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VPN
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encapsulation
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tunneling
Questão 29
Questão
What special hardware configuration should a RAS server have?
Responda
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two network interface cards
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a dedicated phone line
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a dedicated internet connection
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secure access to the internet
Questão 30
Questão
Which Windows Server 2012 R2 server role is used to install the Web Application proxy for AD FS?
Responda
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AD FS
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remote access
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remote desktop
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web service
Questão 31
Questão
Setting up a NAT gateway is an excellent way to provide Internet access to a LAN. What is the best reason for setting up Internet access via NAT?
Responda
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to allow multiple computers access to the internet
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to provide a type of firewall for a group of computers
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to provide proxy services to a LAN
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to use private IP addresses on the LAN
Questão 32
Questão
When would you want to use a split tunnel for users?
Responda
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if your users work only from the office
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if your users might compromise security by browsing to insecure sites
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if your users have laptop computers and work from home or office
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if your users often need remote assistance
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