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CompTIA JK0-023 Exam Syllabus Topics:
| Section | Weight | Objectives |
| Topic 1: Network Troubleshooting | 20% | - IP addressing and routing problems
- Troubleshooting methodology
- Wireless and security troubleshooting
- Cable and connectivity issues
|
| Topic 2: Network Architecture | 20% | - Network topologies and types
- OSI and TCP/IP models
- Routing and switching technologies
- Network services and cloud concepts
- IP addressing and subnetting
|
| Topic 3: Network Security | 20% | - Threats, vulnerabilities, and mitigation
- Authentication and access control
- Security devices and technologies
- Encryption and secure protocols
|
| Topic 4: Industry Standards, Practices, and Network Theory | 20% | - Standards and protocols
- Safety and environmental procedures
- Network evolution and emerging technologies
- Communication and professional conduct
|
| Topic 5: Network Operations | 20% | - Monitoring and documentation
- Network policies and best practices
- Business continuity and disaster recovery
- Remote access and management
|
CompTIA Network+ certification Sample Questions:
1. A SQL server needs several terabytes of disk space available to do an uncompressed backup of a database. Which of the following devices would be the MOST cost efficient to use for this backup?
A) USB flash drive
B) NAS
C) FCoE SAN
D) iSCSI SAN
2. A network technician has detected a personal computer that has been physically connected to the corporate network. Which of the following commands would the network technician use to locate this unauthorized computer and determine the interface it is connected to?
A) show interface status
B) show mac address-table
C) nbtstat -a
D) nslookup hostname
E) show ip access-list
3. Which of the following is used to authenticate remote workers who connect from offsite? (Select TWO).
A) RADIUS
B) OSPF
C) Virtual PBX
D) 802.1x
E) VTP trunking
4. Kim, a user, cannot access the network using wireless. Which of the following is MOST likely the cause?
A) TXRX is reversed
B) Faulty crossover cable
C) A short in the cable pairs
D) Incorrect WEP key
5. Which of the following should be installed to prevent inappropriate websites from being viewed?
A) Content filter
B) Load balancer
C) Proxy server
D) VPN concentrator
Solutions:
Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: A,D | Question # 4 Answer: D | Question # 5 Answer: A |