NETWORK+ CERTIFICATION) EXAM 2025 WITH
CORRECT SOLUTIONS.
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 - correct answer- C
What uniquely identifies every NIC?
A. IP address
B. Media access control address
C. ISO number
D. Packet ID number - correct answer- B
What Windows utility do you use to find the MAC address for a system?
A. ipconfig /all
B. ipcfg /all
C. ping
D. mac - correct answer- A
,A MAC address is known as a(n) address.
A. IP
B. logical
C. physical
D. OEM - correct answer- C
A NIC sends data in discrete chunks called .
A. segments
B. sections
C. frames
D. layers - correct answer- C
Which MAC address begins a frame?
A. Receiving system
B. Sending system
C. Network
D. Router - correct answer- A
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
C. Verifies that the data arrived correctly
D. Verifies that the IP address is correct - correct answer- C
,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 - correct answer- B
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 - correct answer- D
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 - correct answer- C
Which of the following topologies requires termination?
A. Star
B. Bus
, C. Mesh
D. Ring - correct answer- B
Star-bus is an example of a topology.
A. transitional
B. system
C. hybrid
D. rampant - correct answer- C
Of the topologies listed, which one is the most fault-tolerant?
A. Point-to-point
B. Bus
C. Star
D. Ring - correct answer- C
What term is used to describe the interconnectivity of network components?
A. Segmentation
B. Map
C. Topology
D. Protocol - correct answer- C
Coaxial cables all have a(n) rating.
A. resistance