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CompTIA Network+ certification Sample Questions:

1. Which of the following copper cable types should be chosen to run gigabit speeds through a dropped ceiling that returns airflow?

A) Plenum CAT5e
B) Non-Plenum CAT5e
C) Plenum CAT5
D) Non-Plenum CAT5

2. A company wants to ensure that a wireless signal from their WAP only sends down one specific corridor. Which of the following can be done to achieve this?

A) Change the broadcast channel.
B) Change the antennas.
C) Disable the SSID.
D) Lower the signal strength.

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) nbtstat
C) netstat
D) dig

4. A firewall ACL is configured as follows:
10.
Deny Any Trust to Any DMZ eq to TCP port 22
11.
Allow 10.200.0.0/16 to Any DMZ eq to Any
12.
Allow 10.0.0.0/8 to Any DMZ eq to TCP ports 80, 443
13.
Deny Any Trust to Any DMZ eq to Any
A technician notices that users in the 10.200.0.0/16 network are unable to SSH into servers in the DMZ. The company wants 10.200.0.0/16 to be able to use any protocol, but restrict the rest of the 10.0.0.0/8 subnet to web browsing only. Reordering the ACL in which of the following manners would meet the company's objectives?

A) 11, 10, 12, 13
B) 13, 12, 11, 10
C) 13, 10, 12, 11
D) 12, 10, 11, 13

5. Users in several departments are reporting connectivity problems. The technician examines the computer and finds the following settings. The IP address is 10.0.1.0 with a subnet mask of 255.255.252.0. The default gateway is 10.0.1.1 and the DNS server is
10.0.0.15. A user can connect to the internet but not servers on other internal subnets. The technician is not able to connect with a server with an IP of 10.0.2.25. Which of the following is MOST likely the problem?

A) Subnet mask
B) Duplicate IP address
C) Default gateway
D) Wrong DNS

Solutions: