What is the purpose of a network Subnet Mask configuration parameter?
A. To switch data links between half and full-duplex transmission modes.
B. To provide hardware encryption layers over frame headers.
C. To resolve hardware MAC addresses to web domain paths.
D. To separate an IP address into its network identification segment and host identification segment.
Answer: Option D
Solution (By JKSSB Mock Tests)
A subnet mask uses binary bit masking to define which part of an IP address indicates the network identity and which part indicates the specific host device.
Which technology allows a network router to translate private internal LAN IP addresses into a single public internet address, conserving global IPv4 address space?
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