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CompTIA Network+ certification Sample Questions:

1. Which of the following uses a ring topology?

A) DOCSIS
B) Ethernet
C) SONET
D) DSL

2. A user is having trouble with their fax machine disconnecting during transmissions. The technician believes that a DSL signal may be on the same line as the fax. Which of the following tools would MOST likely help prove this hypothesis?

A) Cable tester
B) Multimeter
C) Toner probe
D) Lineman's handset

3. Users report that an internal file server is inaccessible. Of the following commands, which would be the MOST useful in determining network-layer connectivity?

A) ping
B) dig
C) nbtstat
D) netstat

4. Which of the following DNS records would a web browser access to determine the IP address of an Internet web page?

A) CNAME
B) A
C) MX
D) PTR

5. Which of the following BEST describes a switch port?

A) Collision domain
B) Broadcast domain
C) Link state
D) Distance vector

Solutions: