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CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Network Architecture | 20% | - Network topologies and types - IP addressing and subnetting - Routing and switching technologies - OSI and TCP/IP models - Network services and cloud concepts |
| Topic 2: Network Security | 20% | - Encryption and secure protocols - Threats, vulnerabilities, and mitigation - Security devices and technologies - Authentication and access control |
| Topic 3: Industry Standards, Practices, and Network Theory | 20% | - Communication and professional conduct - Standards and protocols - Safety and environmental procedures - Network evolution and emerging technologies |
| Topic 4: Network Troubleshooting | 20% | - Cable and connectivity issues - IP addressing and routing problems - Troubleshooting methodology - Wireless and security troubleshooting |
| Topic 5: Network Operations | 20% | - Business continuity and disaster recovery - Monitoring and documentation - Network policies and best practices - Remote access and management |
CompTIA Network+ certification Sample Questions:
A technician, Joe, needs to troubleshoot a recently installed NIC. He decides to ping the local loopback address. Which of the following is a valid IPv4 loopback address?
- A. 172.16.1.1
- B. 10.0.0.1
- C. 192.168.1.1
- D. 127.0.0.1
Correct Answer: D 🗳️
Users are unable to access the company's intranet website. Which of the following attacks has the network MOST likely experienced?
- A. Trojan
- B. Smurf
- C. Man-in-the-middle
- D. DoS
Correct Answer: D 🗳️
When configuring a wireless access point, Kurt, a network administrator, needs to determine the MAC address of a local printer. Which of the following commands would be MOST helpful in determining the MAC address?
- A. dig
- B. arp
- C. ping
- D. route
Correct Answer: B 🗳️
A network technician wants to baseline traffic flows on a specific network. Which of the following will provide the GREATEST level of detail?
- A. Debug level syslog
- B. Protocol analyzer
- C. Network flow information
- D. SNMP traps
Correct Answer: B 🗳️
Which of the following will negotiate standoff timers to allow multiple devices to communicate on congested network segments?
- A. CSMA/CD
- B. BGP
- C. DOCSIS
- D. OSPF
Correct Answer: A 🗳️
