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CompTIA JK0-023 Exam Syllabus Topics:

CompTIA Network+ certification Sample Questions:

Question 1

While troubleshooting a network outage, a technician finds a 100-meter fiber cable with a small service loop and suspects it might be the cause of the outage. Which of the following is MOST likely the issue?

A. Bend radius exceeded
B. RF interference caused by impedance mismatch
C. Maximum cable length exceeded
D. Dirty connectors

Question 2

Which of the following is MOST likely used with RG-6 media?

A. F-connector
B. MTRJ
C. RJ-45
D. RJ-11

Question 3

Which of the following utilities would a technician use to determine the location of lost packets on a routed network?

A. route
B. ping
C. tracert
D. nslookup

Question 4

Ann, a technician, installs a wireless router in a network closet in a large office. She then configures all workstations in various offices on that floor to use the wireless connection. Maximum connection speed at each workstation is 54 Mbps. Some users complain that their network connection is very slow. Which of the following is MOST likely the problem?

A. Users with a slow connection are too far away from the wireless router.
B. Users that cannot connect are configured on the wrong channel.
C. Wireless network SSID is incorrect.
D. Workstations were configured with the wrong connection speed on the wireless adapter.

Question 5

Which of the following is the definition of a DNS server?

A. Assigns IP addresses to network devices
B. Translates FQDN's to IP addresses
C. Hosts proprietary business applications
D. Provides network IDS/IPS security

Solutions: