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CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Industry Standards, Practices, and Network Theory | 20% | - Safety and environmental procedures - Network evolution and emerging technologies - Communication and professional conduct - Standards and protocols |
| Network Architecture | 20% | - IP addressing and subnetting - Routing and switching technologies - Network topologies and types - Network services and cloud concepts - OSI and TCP/IP models |
| Network Security | 20% | - Security devices and technologies - Encryption and secure protocols - Authentication and access control - Threats, vulnerabilities, and mitigation |
| Network Troubleshooting | 20% | - Wireless and security troubleshooting - Cable and connectivity issues - Troubleshooting methodology - IP addressing and routing problems |
| Network Operations | 20% | - Network policies and best practices - Remote access and management - Monitoring and documentation - Business continuity and disaster recovery |
CompTIA Network+ certification Sample Questions:
Which TCP/IP model layer does the OSI model layer named 'session' respond to?
- A. Transport
- B. Presentation
- C. Internet
- D. Application
Correct Answer: D 🗳️
Users are reporting wired connectivity drops in a new office with brand new CAT6 infrastructure. Which of the following tools should a technician use to BEST troubleshoot this issue?
- A. Protocol analyzer
- B. Cable certifier
- C. Toner probe
- D. OTDR
Correct Answer: B 🗳️
A user arrives at a new house and the Internet provider states the connection will run through the cable. If the user wants to install multiple PCs, which of the following will the user need in order to establish a connection? (Select TWO).
- A. T1 card
- B. WEP
- C. Router
- D. VPN
- E. Modem
Correct Answer: C,E 🗳️
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
Correct Answer: C 🗳️
Which of the following firewall rules will block destination telnet traffic to any host with the source IP address 1.1.1.2/24?
- A. Deny any source network 1.1.1.0/24 to destination any on port 23
- B. Deny any source host on source port 23 to destination any
- C. Deny source host 1.1.12 on source port 23 to destination any
- D. Deny any source network 1.1.1.0/24 with source port 23 to destination any
Correct Answer: A 🗳️
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