CompTIA : JK0-023 Questions & Answers

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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

Question 1

A user reports that they keep getting disconnected on the wireless network. After further investigation, the technician confirms that this occurs only in that user's office. Which of the following would MOST likely cause them to lose their connection?

A. SSID mismatch
B. Disabled wireless adapter
C. Interference
D. Encryption type

Question 2

Which of the following would be considered a Class C private address?

A. 10.0.0.125
B. 192.169.0.132
C. 255.255.255.0
D. 192.168.50.125

Question 3

Which of the following technologies allows multiple staff members to connect back to a centralized office?

A. PKI
B. Peer to Peer
C. VPN
D. VLAN

Question 4

A company wants to only allow incoming HTTP and HTTPS traffic on their public wireless network. Which of the following port numbers should be the only allowed open ports on the firewall to accomplish this? (Select TWO).

A. 8080
B. 443
C. 80
D. 20
E. 143

Question 5

A network administrator notices that all of the company switches are running at capacity on a given day, which is abnormal according to network baselines taken recently. Which tool would BEST allow the administrator to inspect what type of traffic is on the network?

A. Wire tap
B. Load balancing appliance
C. Network sniffer
D. NIPS

Solutions: