COMPUTER NETWORKING

APPLICATION LAYER

INTRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
sometimes referred to as just “POP, “ is a simple, standardized method of delivering e-mail messages. A POP3 mail server receives e-mails and filters them into the appropriate user folders. When a user connects to the mail server to retrieve his mail, the messages are downloaded from mail server to the user’s hard disk.
A
POP3 Post Office Protocol
B
DHCP Dynamic Host Configuration Protocol
C
NNTP Network News Transfer Protocol
D
FMTP Forwarding Mail Transfer Protocol
Explanation: 

Detailed explanation-1: -POP stands for Post Office Protocol. Email clients use the POP protocol support in the server to download the emails. This is primarily a one-way protocol and does not sync back the emails to the server.

Detailed explanation-2: -Post Office Protocol 3, or POP3, is the most commonly used protocol for receiving email over the internet. This standard protocol, which most email servers and their clients support, is used to receive emails from a remote server and send to a local client.

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