Download CompTIA : JK0-023 Questions & Answers as PDF & Test Software
Updated: May 28, 2026
No. of Questions: 995 Questions & Answers with Testing Engine
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JK0-023 Practice Q&A's
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CompTIA Network+ certification Sample Questions:
1. Joe, a user, has a computer that has a link light on his network interface card (NIC); however, Joe is unable to access the Internet. Which of the following is the cause of this issue?
A) Faulty SFP
B) Cable is a crossover
C) VLAN mismatch
D) Faulty GBIC
2. Which of the following hardware tools would MOST likely be used to verify Layer 1 connectivity?
A) CAT3 coupler
B) Cable certifier
C) Multimeter
D) Loopback plug
3. Which of the following uses classless subnet masks across a network?
A) CIDR
B) Summarization
C) Subnetting
D) Supernetting
4. In a small office environment, one computer is set up to provide Internet access to three other computers that are not interconnected. This is an example of which of the following
topology types?
A) Hybrid
B) Point-to-point
C) Point-to-multipoint
D) Peer-to-peer
5. Joe, a network technician, needs to connect to a computer in a factory environment 250 meters (820 feet) from the IDF. Which of the following LAN technologies would be BEST to use?
A) 10GBaseT
B) MPLS
C) Coaxial
D) 100BaseFX
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: D |
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