JK0-023 PDF Practice Q&A's
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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: Troubleshooting | 24% | - Using tools to diagnose connectivity issues - Network troubleshooting methodology |
| Topic 4: Industry Standards, Practices and Network Theory | 16% | - Best practices in networking environments - Fundamental network theory and standards |
| Topic 5: Network Operations | 20% | - Change, configuration and lifecycle management - Network documentation and monitoring |
CompTIA Network+ certification Sample Questions:
A technician needs to verify an Ethernet run is functioning properly. Which of the following tools should be used?
- A. Crimper
- B. Cable tester
- C. Protocol analyzer
- D. Punch down tool
Correct Answer: B 🗳️
A network administrator wants to add the firewall rule to allow SSH traffic to the FTP server with the assigned IP 192.168.0.15 from the Internet. Which of the following is the correct firewall rule?
- A. Allow ANY to 192.168.0.15 port 21
- B. Allow ANY to ANY port ANY
- C. Allow ANY to 192.168.0.15 port 80
- D. Allow ANY to 192.168.0.15 port 22
Correct Answer: D 🗳️
Which of the following is MOST likely used with RG-6 media?
- A. RJ-11
- B. MTRJ
- C. RJ-45
- D. F-connector
Correct Answer: D 🗳️
Which of the following protocols is used to securely connect to a multi-layer switch?
- A. Telnet
- B. HTTP
- C. SSH
- D. SMTP
Correct Answer: C 🗳️
Kim, a user, cannot access the network using wireless. Which of the following is MOST likely the cause?
- A. A short in the cable pairs
- B. TXRX is reversed
- C. Faulty crossover cable
- D. Incorrect WEP key
Correct Answer: D 🗳️
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