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CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Network Security | 18% | - Securing wired and wireless networks - Security concepts and threat mitigation |
| Troubleshooting | 24% | - Network troubleshooting methodology - Using tools to diagnose connectivity issues |
| 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 Architecture | 22% | - OSI model and network standards - Network topology and architecture basics |
CompTIA Network+ certification Sample Questions:
The systems administrator has assigned an IP address and default gateway to a standard Layer 2 switch. Which of the following would be the primary purpose of doing this?
- A. Allow VLAN routing
- B. Enable packet filtering on the switch
- C. Enable MAC filtering on the switch
- D. Allow remote administration of the switch
Correct Answer: D 🗳️
CORRECT TEXT
Workstations are unable to access the internet after a recent power outage. Configure the appropriate devices to ensure All workstations have internet connectivity.
Correct Answer:
The switches are not connected properly.
Connect Switch 1 to switch three on the last port and then connect the last port of the switch 3 to the first port of switch 2. In this way the switches will be connected properly. Click Enable All to enable the switches
Which of the following can a technician use when a company implements redundant WAN links?
- A. Load balancer
- B. Proxy server
- C. Content filter
- D. VPN concentrator
Correct Answer: A 🗳️
Users are reporting that all of a sudden some of the files stored on the remote file server share are becoming corrupted and cannot be opened. A technician is dispatched to the server room to troubleshoot. The technician verifies that no changes to the network infrastructure occurred recently. Which of the following tools is MOST likely to reveal why files are becoming corrupted?
- A. Punch down tool
- B. Environmental monitor
- C. OTDR
- D. Cable tester
Correct Answer: B 🗳️
Which of the following layers of the OSI model make up the Network Interface layer of the TCP/IP model? (Select TWO).
- A. Transport
- B. Data Link
- C. Network
- D. Presentation
- E. Application
- F. Physical
Correct Answer: B,F 🗳️
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