Differences between TCP and UDP

TCP vs. UDP

-TCP stands for transmission control protocol whereas UDP stands for user datagram protocol.

-Tcp is a reliable and connection-oriented Transport protocol whereas UDP is a less reliable and connection-less protocol.

-In tcp , Error control is mandatory.because checksum is used at the end of the TCP to detect errors whereas error control is optional in case of UDP .

-TCP is comparatively slower than UDP.

-The header size of TCP is 20-60 bytes whereas header size of UDP is 8 bytes .

-TCP doesn't supports broadcasting whereas UDP supports broadcasting .

-TCP is used by SMTP,FTP,HTTP,HTTPs etc, whereas UDP is used by DHCP,DNS etc .

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What is FTP ?

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What is Hub ?

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What is SMTP ?

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