Instant Download CompTIA : JK0-023 Questions & Answers
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Every candidate who writes to TestKingsIT about the JK0-023 exam — whether to ask a study question or to share a passing score — receives a reply within about three hours, because support for CompTIA Network+ certification learners runs around the clock.
CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Industry Standards, Practices and Network Theory | 16% | - Fundamental network theory and standards - Best practices in networking environments |
| Network Operations | 20% | - Change, configuration and lifecycle management - Network documentation and monitoring |
| Network Security | 18% | - Security concepts and threat mitigation - Securing wired and wireless networks |
| Troubleshooting | 24% | - Using tools to diagnose connectivity issues - Network troubleshooting methodology |
| Network Architecture | 22% | - Network topology and architecture basics - OSI model and network standards |
Your CompTIA Network+ certification Questions, Answered
- Network Operations (20%)
- Network Architecture (22%)
- Industry Standards, Practices and Network Theory (16%)
CompTIA Network+ certification Sample Questions:
A client has just leased a new office space in a busy commercial building and would like to install a wireless network. Several other tenants are on the same floor. Multiple wireless networks are present in the building. Which of the following can be changed on the client's wireless network to help ensure that interference from other wireless networks is at a minimum?
- A. Antenna types
- B. Channel selection
- C. Disable SSID
- D. WPA encryption key selection
Correct Answer: B 🗳️
A technician is installing a surveillance system for a home network. The technician is unsure which ports need to be opened to allow remote access to the system. Which of the following should the technician perform?
- A. Add the system to the DMZ
- B. Disable the network based firewall
- C. Configure a VLAN on Layer 2 switch
- D. Implicit deny all traffic on network
Correct Answer: A 🗳️
Which of the following would be used to place extranet servers in a separate subnet for security purposes?
- A. NAT
- B. IDS
- C. DMZ
- D. VPN
Correct Answer: C 🗳️
Which of the following devices exist as either hardware or software to assist in routing traffic? (Select TWO).
- A. Cable modem
- B. Layer 2 switch
- C. NIDS
- D. Router
- E. Layer 3 switch
Correct Answer: D,E 🗳️
Which of the following security methods is used to attract users attempting to gain unauthorized access to various systems within a single network?
- A. Honeynet
- B. Firewall
- C. Network based IPS
- D. Network based IDS
Correct Answer: A 🗳️
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