Protocol Comparison Table
Part of Protocols · GCSE GCSE Computer Science revision
This comparison covers Protocol Comparison Table within Protocols for GCSE Computer Science. Revise Protocols in 3.5 Fundamentals of Computer Networks for GCSE Computer Science with 18 exam-style questions and 18 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 7 of 11 in this topic. Use this comparison to connect the idea to the wider topic before moving on to questions and flashcards.
Topic position
Section 7 of 11
Practice
18 questions
Recall
18 flashcards
Protocol Comparison Table
| Protocol | Full Name | Port | Purpose | Security |
|---|---|---|---|---|
| HTTP | HyperText Transfer Protocol | 80 | Load web pages | NOT secure (plain text) |
| HTTPS | HTTP Secure | 443 | Load web pages securely | Secure (SSL/TLS encryption) |
| FTP | File Transfer Protocol | 21 (command) 20 (data) |
Transfer files | NOT secure (use SFTP instead) |
| SMTP | Simple Mail Transfer Protocol | 25, 587 | Send emails | Can be encrypted (TLS) |
| POP3 | Post Office Protocol v3 | 110 | Download emails (delete from server) | NOT secure (use POP3S) |
| IMAP | Internet Message Access Protocol | 143 | Access emails (keep on server) | NOT secure (use IMAPS) |
Keep building this topic
Read this section alongside the surrounding pages in Protocols. That gives you the full topic sequence instead of a single isolated revision point.
Practice Questions for Protocols
What is a protocol in networking?
Explain the role of TCP/IP in network communication.
Quick Recall Flashcards
18 questions on Protocols — practise free
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