CompTIA JK0-023 Questions & Answers - in .pdf
- Total Q&A: 995
- Update: Aug 04, 2026
- Price: $59.99
- Vendor: CompTIA
- Exam Code: JK0-023
- Exam Name: CompTIA Network+ certification
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The JK0-023 PDF study materials of ITCertKing aim at helping the candidates to strengthen their knowledge about Network+. As long as you earnestly study the JK0-023 certification exam materials which provided by our experts, you can pass the Network+ JK0-023 exam easily. In addition, we are also committed to one year of free updates and a FULL REFUND if you failed the exam.
CompTIA JK0-023 Exam Syllabus Topics:
| Section | Objectives |
|---|
| Network Media and Topologies | - Wireless standards
- 1. 802.11 standards overview
- Topologies
- 1. Star, mesh, bus, and hybrid topologies
|
| Network Technologies | - Network devices and infrastructure
- 1. Wireless networking components
- 2. Routers, switches, hubs, and bridges
- Cabling and connectors
- 1. Copper and fiber media types
- 2. Ethernet standards and wiring schemes
|
| Network Management | - Network configuration and documentation
- 1. IP addressing basics (IPv4/IPv6)
- 2. Subnetting fundamentals
- Network monitoring and troubleshooting
- 1. Performance monitoring concepts
- 2. Common network troubleshooting tools
|
| Network Security | - Network attacks and mitigation
- 1. Firewalls and access control
- 2. Common network threats
- Security principles
- 1. Authentication and authorization concepts
- 2. Encryption and secure protocols
|
CompTIA Network+ certification Sample Questions:
1. A company needs to find a way to best route latency-sensitive traffic appropriately on an already congested network. Which of the following would be BEST suited for this purpose?
A) RADIUS
B) VPN
C) QoS
D) PPPoE
2. Which of the following provides accounting, authorization, and authentication via a centralized privileged database, as well as, challenge/response and password encryption?
A) ISAKMP
B) Network access control
C) Multifactor authentication
D) TACACS+
3. A number of remote users have reported being unable to securely log on to the company's network. Upon speaking with some of the employees experiencing the issue, no changes were made to their configurations, usernames, or passwords. The technician establishes a theory that one of the VPN concentrators may be down. Which of the following should the technician do NEXT?
A) Continue to speak to users, questioning if changes have been made
B) Test access to the concentrator to confirm the status
C) Escalate the problem to management
D) Plan to reboot the concentrator as the potential solution
4. A network technician visits a site that needs voice connectivity to the corporate office and installs four IP phones. The phone exchange resides at the telephone company. Which of the following technologies is being used?
A) Virtual switch
B) Virtual server
C) Virtual desktop
D) Virtual PBX
5. Sandy, a home user, wishes to confine a wireless network to devices ONLY inside of her house. Which of the following will accomplish this?
A) SSID broadcast disable
B) WEP encryption
C) MAC filtering
D) Decreasing radio strength
Solutions:
Question # 1
Answer: C | Question # 2
Answer: D | Question # 3
Answer: B | Question # 4
Answer: D | Question # 5
Answer: D |
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