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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

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

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

2. A technician is troubleshooting a host name being directed to the wrong system. The 'arp -a' command line utility is used to identify and display which of the following?

A) Internet-to-adapter translation tables
B) Active sockets and connections
C) All TCP/IP connections and listening ports
D) Information to help diagnose DNS issues

3. Which of the following TCP ports are used by FTP? (Select TWO).

A) 23
B) 22
C) 80
D) 21
E) 20
F) 25

4. An administrator is troubleshooting analog telephony issues on the punch down block. Which of the following tools would be MOST useful in this scenario?

A) T1 loopback
B) Protocol analyzer
C) Multimeter
D) Butt set

5. Which of the following WAN technologies has a MAXIMUM speed of 155.52Mbps?

A) E1
B) OC-3
C) T3
D) OC-12

Solutions: