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CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Operations | 20% | - Business continuity and disaster recovery - Monitoring and documentation - Remote access and management - Network policies and best practices |
| Topic 2: Industry Standards, Practices, and Network Theory | 20% | - Standards and protocols - Network evolution and emerging technologies - Safety and environmental procedures - Communication and professional conduct |
| Topic 3: Network Troubleshooting | 20% | - IP addressing and routing problems - Cable and connectivity issues - Troubleshooting methodology - Wireless and security troubleshooting |
| Topic 4: Network Security | 20% | - Encryption and secure protocols - Security devices and technologies - Authentication and access control - Threats, vulnerabilities, and mitigation |
| Topic 5: Network Architecture | 20% | - IP addressing and subnetting - OSI and TCP/IP models - Network topologies and types - Routing and switching technologies - Network services and cloud concepts |
CompTIA Network+ certification Sample Questions:
1. Which of the following would be used to run an instance of a Layer 2 device within an application?
A) Virtual PBX
B) Virtual switch
C) Virtual router
D) NaaS
2. Which of the following network elements enables unified communication devices to connect to and traverse traffic onto the PSTN?
A) UC server
B) Edge router
C) Access switch
D) UC gateway
3. Users are reporting that external web pages load slowly. The network administrator determines that the Internet connection is saturated. Which of the following is BEST used to decrease the impact of web surfing?
A) Load balancing
B) Port filtering
C) Traffic analyzer
D) Caching
4. Which of the following is used to define how much bandwidth can be used by various protocols on the network?
A) Load balancing
B) High availability
C) Traffic shaping
D) Fault tolerance
5. Which of the following correctly lists the layers of the OSI model starting at Layer 1?
A) Physical, Data Link, Network, Transport, Session, Presentation, Application.
B) Physical, Data Link, Network, Transport, Presentation, Session, Application.
C) Data Link, Physical, Network, Transport, Presentation, Session, Application.
D) Physical, Data Link, Transport, Network, Session, Presentation, Application.
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: D | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A |
