COMPUTER NETWORKS AND COMMUNICATIONS
NETWORK PROTOCOLS AND STANDARDS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which is the first of the four layers in the TCP/IP model?
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Internet
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Transport
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Application
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Link
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Explanation:
Detailed explanation-1: -There are four layers of the TCP/IP model: network access, internet, transport, and application. Used together, these layers are a suite of protocols.
Detailed explanation-2: -1. Physical Layer. The Physical Layer is the lowest layer of the TCP/IP model. It deals with data in the form of bits.
Detailed explanation-3: -In each of the four layers that make the TCP/IP stack, we find different tools and protocols: Application layer: Telnet, FTP, SNMP, TFTP, SMTP, NFS, … Host-to-host layer: TCP and UDP. Internet layer: IP, ICMP, ARP, …
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