Instant Download CompTIA : JK0-023 Questions & Answers as PDF & Test Engine
Updated: Sep 02, 2026
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CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Security | 18% | - Security concepts and threat mitigation - Securing wired and wireless networks |
| Topic 2: Network Architecture | 22% | - Network topology and architecture basics - OSI model and network standards |
| Topic 3: Industry Standards, Practices and Network Theory | 16% | - Best practices in networking environments - Fundamental network theory and standards |
| Topic 4: Troubleshooting | 24% | - Network troubleshooting methodology - Using tools to diagnose connectivity issues |
| Topic 5: Network Operations | 20% | - Network documentation and monitoring - Change, configuration and lifecycle management |
CompTIA Network+ certification Sample Questions:
Question 1
Which of the following services would have assigned the IP address 169.254.1.89?
A. APIPA
B. DHCP
C. IDS
D. DNS
Question 2
The company requires all users to authenticate to the network with a smart card, a pin number, and a fingerprint scan. Which of the following BEST describes the user authentication being used?
A. Biometrics
B. Single sign-on
C. Multi-factor authentication
D. Two-factor authentication
Question 3
A technician is installing an 802.11n network. The technician is using a laptop that can connect at a maximum speed of 11 Mbps. The technician has configured the 802.11n network correctly but thinks it could be the type of WLAN card used on the laptop. Which of the following wireless standards is the WLAN card MOST likely using?
A. 802.11g
B. 802.11b
C. 802.11a
D. 802.11n
Question 4
A user snapped the retention tab off of a network cable. Which of the following tools would Jeff, a technician, use to replace the RJ-45 connector?
A. Punch down
B. Multimeter
C. Crimper
D. Wire tester
Question 5
At which layer of the OSI and TCP/IP model would HTTP and FTP be found?
A. Application
B. Session
C. Data Link
D. Network
Solutions:
| Question 1 Answer: A | Question 2 Answer: C | Question 3 Answer: B | Question 4 Answer: C | Question 5 Answer: A |
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