Passing exam with JK0-023 latest training materials
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Updated: Sep 02, 2026
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CompTIA JK0-023 Exam Overview:
| Certification Vendor: | CompTIA |
|---|---|
| Exam Name: | CompTIA Network+ (JK0-023) Certification Exam |
| Exam Number: | JK0-023 |
| Exam Format: | Performance-based questions (varies by version), Multiple Choice |
| Related Certifications: | CompTIA Security+ CompTIA A+ |
| Available Languages: | English |
| Recommended Training: | CompTIA Network+ Training |
| Exam Registration: | CompTIA Official Certification Page |
| Sample Questions: | CompTIA JK0-023 Sample Questions |
| Exam Way: | Computer-based exam delivered via testing centers or online proctored exam (depending on provider availability). |
| Pre Condition: | No mandatory prerequisites; CompTIA recommends basic networking knowledge or CompTIA A+ certification. |
| Official Syllabus URL: | https://www.comptia.org/certifications/network |
CompTIA JK0-023 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Network Technologies | - Cabling and connectors
|
| Network Management | - Network configuration and documentation
|
| Network Security | - Network attacks and mitigation
|
| Network Media and Topologies | - Wireless standards
|
CompTIA Network+ certification Sample Questions:
Question 1
Which of the following network topologies has a central, single point of failure?
A. Mesh
B. Ring
C. Hybrid
D. Star
Question 2
A technician needs to set aside addresses in a DHCP pool so that certain servers always receive the same address. Which of the following should be configured?
A. Reservations
B. Leases
C. Scopes
D. Helper addresses
Question 3
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. Multimeter
B. Punch down
C. Wire tester
D. Crimper
Question 4
A wireless network technician for a local retail store is installing encrypted access points within the store for real-time inventory verification, as well as remote price checking capabilities, while employees are away from the registers. The store is in a fully occupied strip mall that has multiple neighbors allowing guest access to the wireless networks. There are a finite known number of approved handheld devices needing to access the store's wireless network. Which of the following is the BEST security method to implement on the access points?
A. IP ACL
B. TLS/TTLS
C. Port forwarding
D. MAC filtering
Question 5
Which of the following network access security methods ensures communication occurs over a secured, encrypted channel, even if the data uses the Internet?
A. SSL VPN
B. L2TP
C. MAC filtering
D. RAS
Solutions:
| Question 1 Answer: D | Question 2 Answer: A | Question 3 Answer: D | Question 4 Answer: D | Question 5 Answer: A |
They are CompTIA Network+ certification actual questions.
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