OCR GCSE COMPUTER SCIENCE - NETWORK PROTOCOLS TEST QUESTIONS AND ANSWERS

TCP This sets how devices communicate on a network, responsible for splitting the data into packets and reassembling the packets into the original order once they reach the desired device. IP The protocol responsible for packet switching. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen HTTP Used by web browsers to access websites and communicate with web servers. HTTPS A more secure version of HTTP, encrypting all traffic with SSL or TLS using port 443. FTP A TCP based protocol that is used for transferring, editing and moving files between devices on a network. POP Used to retrieve emails from a server, deleting it once the user has downloaded the email. IMAP Used to retrieve emails from a server, only downloading a copy of the email with the original remaining on the server until it is manually deleted. SMTP Used to send emails, can also be used to transfer emails between servers.