Dynamic DNS provides which of the following services?
A. Automatic registration of host records
B. Translates public host names to private host names
C. Provides round robin load balancing for web servers
D. Provides aliases for additional search suffixes
Which of the following operate at the Data Link layer of the OSI model? (Select TWO).
A. MAC address
B. Router
C. Hub
D. Switch
E. IP address
Which of the following OSI model layers is used to order packets which may have arrived out of order?
A. Transport
B. Presentation
C. Network
D. Session
Which of the following is the unit used to transfer information at Layer 2 of the OSI model?
A. Packet
B. Socket
C. Session
D. Frame
Which of the following differentiates a layer 3 switch from a layer 2 switch?
A. Routing
B. Bridging
C. Switching
D. Repeating
Which of the following defines an IP address that is NOT routed on the Internet?
A. Multicast
B. Public
C. Private
D. Classful
Which of the following reside at a minimum of Layer 3 of the OSI model? (Select TWO).
A. Hub
B. Switch
C. MAC address
D. IP address
E. Router
Which of the following is used to embed the MAC address of an Ethernet interface in a corresponding IPv6 address?
A. Subnet
B. IANA prefix
C. EUI-64
D. Site-local
The BEST way to determine the next hop of a packet is to check the:
A. link state.
B. routing table.
C. routing metrics.
D. convergence.
A network administrator has been assigned the 192.168.2.64/26 network and assigns the following computer's IP addresses:
192.168.2.70
192.168.2.100
192.168.2.125
192.168.2.130
When the administrator tries to ping the other computers from 192.168.2.130, an ECHO REPLY is not received.
Which of the following must the network administrator do?
A. Change the IP of 192.168.2.130 to 192.168.1.128.
B. Change the IP of 192.168.2.130 to 192.168.2.126.
C. Change the default gateway of 192.168.2.130 accordingly.
D. Reconfigure the switch for the right VLAN.
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