2.7 Protocols Flashcards

1
Q

What is TCP

A

TCP (Transfer control protocol) allows packets to be sent and received between computer systems.
- It breaks data packets and reassembles them when reaching the destination.
- checks for errors which makes it slow

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2
Q

What is IP

A

IP (internet protocol) is in charge of routing and addressing data packets.

  • Each device is given an IP so that data can be directed to the correct destination.
  • when it receives data it removes the IP address
  • when it sends data it adds an IP address
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3
Q

What is UDP?

A

UDP (user data protocol) is an alternative fast way to TCP. UDP does not automatically check for errors in packets so data can be lost more easily making it unreliable.

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4
Q

What is HTTP

A

HTTP is a protocol that can be used to transfer web pages over the internet

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5
Q

What is HTTPS

A

HTTPS is a more secure version of HTTP that works with another protocol called SSL (Secure Sockets Layer) to transfer encrypted data.

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6
Q

what is FTP

A

FTP ( File transfer protocol) that can be used to transfer files across a network

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7
Q

What is ICMP and SNMP?

A

ICMP (Internet Control Message protocols) troubleshoots issues on the network. It also sends messages when there are issues with the IP.

SNMP (Simple Network Management Protocol) collects informations from devices connected to the network.

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8
Q

What is SMTP?

A

SMTP (Simple mail transfer protocol) used to send emails to a mail server and between mail servers.

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9
Q

What is POP

A

POP (Post office protocol) is for downloading and storing emails from a mail server.

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10
Q

What is a protocol ?

A

A protocol is a set of rules that allow devices on a network to communicate with each other which are developed in layers and each layer has a particular function.

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