Which device contains the unique physical MAC address hardware mapping, serving as the physical interface layer between a computer's bus tracks and an Ethernet line? MCQ with Answer and Explanation
Which device contains the unique physical MAC address hardware mapping, serving as the physical interface layer between a computer's bus tracks and an Ethernet line?
A. Bus Terminator Plug
B. Network Interface Card (NIC)
C. Analog Modem
D. Central Hub
Answer: Option B
Solution (By JKSSB Mock Tests)
The NIC provides the physical interface and circuitry a computer needs to connect to network media, and carries a unique, hardcoded MAC address.
Explanation:
The subnet mask uses binary bit masking to indicate which part of an IP address refers to the network identity and which part refers to the host device.
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