Which of the following ports are used by default for web servers? (Select TWO).


A.      80

B.      110

C.      123

D.      143

E.       443


Correct Answer: AE




An administrator is trying to isolate the location of a persistent connectivity problem caused by a faulty NIC. Which of the following diagrams would assist the technician in finding the machine that is causing the problem?


A.      Physical and logical network

B.      Physical network

C.      Logical network

D.      DHCP tables and DNS records


Correct Answer: A




Which of the following connectivity issues is likely to occur within a token ring network?

A.      Crosstalk

B.      Broadcast storm

C.      Duplex mismatch

D.      Collision


Correct Answer: D




An administrator is having a hard time adding a new switch to the network. After verifying that all the ports are configured correctly on each switch, which of the following should the administrator verily NEXT?


A.      Straight-through cable is used to connect both switches

B.      Loopback plug is connected

C.      Crossover cable is used to connect both switches

D.      Cable is a rollover cable


Correct Answer: C




Which of the following devices would MOST likely integrate a DHCP server?


A.      Router

B.      Hub

C.      Switch

D.      Bridge


Correct Answer: A




The helpdesk is receiving calls about the corporate web server being down. Which of the following should be taken NEXT after verifying that the server is unreachable?


A.      Escalate the call to a technician

B.      Document any changes in the web server configuration.

C.      Implement and test a solution.

D.      Continuously ping the server until a ping response is obtained


Correct Answer: A




Which of the following tools would an administrator BEST use to trace a network cable?


A.      Toner

B.      Cable tester

C.      Butt set

D.      Multimeter


Correct Answer: A




An administrator wants to prevent users from plugging in their personal laptops and accessing the Internet without a member of the IT staff configuring the machine first. Which of the following would MOST likely be installed?


A.      Multilayer switch

B.      CSU

C.      Proxy server

D.      IDS


Correct Answer: C




Which of the following technologies allows an administrator to submit traffic to an IDS for review?


A.      Spanning tree

B.      VLAN

C.      PoE

D.      Port mirroring


Correct Answer: D




Which of the following is true of an ACL when a packet matching an ACE is found?


A.      The matching ACE is skipped to allow all other ACEs to be examined.

B.      The matching ACE is processed and then the last ACE is examined.

C.      The matching ACE is processed and then the next ACE is examined.

D.      The matching ACE is processed and the next packet is examined.


Correct Answer: D



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