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Comptia Network+ Certification Exam Guide (Mike Meyers) - Review Questions and Answers.
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Comptia Network+ Certification Exam Guide (Mike Meyers) - ReviewQues tions
1. Where does a hub send data?
A. Only to the receiving system
B. Only to the sending system
C. To all the systems connected to the hub
D. Only to the server: C
2. What uniquely identifies every NIC?
A. IP address
B. Media access control address
C. ISO number
D. Packet ID number: B
3. What Windows utility do you use to find the MAC address for a system?
A. ipconfig /all
B. ipcfg /all
C. ping
D. mac: A
4. A MAC address is known as a(n) __________ address.
A. IP
B. logical
C. physical
D. OEM: C
5. A NIC sends data in discrete chunks called __________.
A. segments
B. sections
C. frames
D. layers: C
6. Which MAC address begins a frame?
A. Receiving system
B. Sending system
C. Network
D. Router: A
7. A frame ends with a special bit called the frame check sequence (FCS).
What does the FCS do?
A. Cycles data across the network
B. Verifies that the MAC addresses are correct
, Comptia Network+ Certification Exam Guide (Mike Meyers) - Review
Ques tions
C. Verifies that the data arrived correctly
D. Verifies that the IP address is correct: C
8. Which of the following is an example of a MAC address?
A. 0-255
B. 00-50-56-A3-04-0C
C. SBY3M7
D. 192.168.4.13: B
9. Which layer of the TCP/IP model controls the assembly and disassembly
of data?
A. Application layer
B. Presentation layer
C. Session layer
D. Transport layer: D
10. Which layer of the OSI seven-layer model keeps track of a system's
connections to send the right response to the right computer?
A. Application layer
B. Presentation layer
C. Session layer
D. Transport layer: C
11. Which of the following topologies requires termination?
A. Star
B. Bus
C. Mesh
D. Ring: B
12. Star-bus is an example of a _______________ topology.
A. transitional
B. system
C. hybrid
D. rampant: C
13. Of the topologies listed, which one is the most fault-tolerant?
A. Point-to-point
B. Bus
C. Star
D. Ring: C
, Comptia Network+ Certification Exam Guide (Mike Meyers) - Review
Ques tions
14. What term is used to describe the interconnectivity of network
components?
A. Segmentation
B. Map
C. Topology
D. Protocol: C
15. Coaxial cables all have a(n) _______________ rating.
A. resistance
B. watt
C. speed
D. ohm: D
16. Which of the following is a type of coaxial cable?
A. RJ-45
B. RG-59
C. BNC
D. Barrel: B
17. Which network topology connects nodes with a ring of cable?
A. Star
B. Bus
C. Ring
D. Mesh: C
18. Which network topology is most commonly seen only in wireless
networks?
A. Star
B. Bus
C. Ring
D. Mesh: D
19. Which of the following is a duplex fiber-optic connection?
A. LC
B. RJ-45
C. ST
D. SC: A
20. What is the most common category of UTP used in new cabling
installations? A. CAT 5
, Comptia Network+ Certification Exam Guide (Mike Meyers) - Review
Ques tions
B. CAT 5e
C. CAT 6
D. CAT 6a: B
21. Ethernet hubs take an incoming packet and _______________ it out to
the other connected ports.
A. amplify
B. repeat
C. filter
D. distort: B
22. What is appended to the beginning of the Ethernet frame?
A. MAC address
B. Length
C. Preamble
D. FCS: C
23. What type of bus does 10BaseT use?
A. Bus
B. Ring
C. Star bus
D. Bus ring: C
24. What is the maximum distance that can separate a 10BaseT node from
its hub?
A. 50 meters
B. 100 meters
C. 185 meters
D. 200 meters: B
25. When used for Ethernet, unshielded twisted pair uses what type of
connector? A. RG-58
B. RJ-45
C. RJ-11
D. RS-232: B
26. What is the maximum number of nodes that can be connected to a
10BaseT hub? A. 1024
B. 500
C. 100
D. 185: A
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