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CompTIA Network+ certification Sample Questions:

1. Which TCP/IP model layer does the OSI model layer named 'session' respond to?

A) Transport
B) Presentation
C) Internet
D) Application

2. Users are reporting wired connectivity drops in a new office with brand new CAT6 infrastructure. Which of the following tools should a technician use to BEST troubleshoot this issue?

A) Protocol analyzer
B) Cable certifier
C) Toner probe
D) OTDR

3. A user arrives at a new house and the Internet provider states the connection will run through the cable. If the user wants to install multiple PCs, which of the following will the user need in order to establish a connection? (Select TWO).

A) T1 card
B) WEP
C) Router
D) VPN
E) Modem

4. A user snapped the retention tab off of a network cable. Which of the following tools would Jeff, a technician, use to replace the RJ-45 connector?

A) Punch down
B) Multimeter
C) Crimper
D) Wire tester

5. Which of the following firewall rules will block destination telnet traffic to any host with the source IP address 1.1.1.2/24?

A) Deny any source network 1.1.1.0/24 to destination any on port 23
B) Deny any source host on source port 23 to destination any
C) Deny source host 1.1.12 on source port 23 to destination any
D) Deny any source network 1.1.1.0/24 with source port 23 to destination any

Solutions: