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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

Question 1

Karen, an administrator, wants to verify which protocols are in use on the network. Which of the following tools should she use?

A. Intrusion detection software
B. PoE
C. Intrusion prevention software
D. Packet sniffer

Question 2

An IP address assigned from a DHCP server is said to be which of the following?

A. Secure
B. Dynamic
C. Hybrid
D. Static

Question 3

A company has only three laptops that connect to their wireless network. The company is currently using WEP encryption on their wireless network. They have noticed unauthorized connections on their WAP and want to secure their wireless connection to prevent this. Which of the following security measures would BEST secure their wireless network? (Select TWO).

A. Enable and configure MAC filtering
B. Enable the SSID broadcast
C. Change the broadcast channel to a less commonly used channel
D. Limit the DHCP scope to only have three addresses total
E. Change the encryption method to WPA

Question 4

MIMO technology in the 802.11n standard provides for which of the following benefits?

A. Multipath support
B. Channel bonding
C. Channel expansion
D. Gigabit wireless bandwidth

Question 5

Which of the following is used to assign an IP address to a device?

A. DNS
B. DHCP
C. NTP
D. RADIUS

Solutions: