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FTP and SFTP

Term Key terms bank Check Y12 Programming for the Web

Also listed as: FTP; SFTP; FTP / SFTP

Definition

FTP Y12 Programming for the Web Term

File Transfer Protocol: moves files between client and server. Port 21 (control). Not encrypted.

Example: Upload site files by FTP on port 21.

Check this one: The ports are standard internet values; the syllabus names the protocols and says 'and their ports'.

Found in: syllabus, sample exam and familiarisation guidelines, school notes.

SFTP Y12 Programming for the Web Term

SSH File Transfer Protocol: an encrypted way to transfer files, normally port 22.

Example: SFTP is the secure alternative to FTP.

Check this one: The school notes list SFTP as port 443, but the standard port is 22 (it runs over SSH). Learn the protocol is the secure FTP; give 22 if a port is asked and check with your teacher.

Found in: syllabus, sample exam and familiarisation guidelines, school notes.

Short version to memorise (key terms bank)

File transfer (port 21) / secure file transfer over SSH (port 22).

Where it is used in the test

Syllabus area: Y12 Programming for the Web.

Question types it can appear in

Where it has appeared in the paper

Programming for the Web (Part B). Part letters follow each paper’s own layout.

Related past questions

These are the questions the flashcard set links to this term. Open each one and compare your answer with its marking criteria.

Study links

How to use it in an answer

A model sentence

General advice, built from the definition and example above

“File Transfer Protocol: moves files between client and server.” Then apply it: Upload site files by FTP on port 21.

In a short answer, give the definition in your own words first, then tie it to the situation in the question. Do not copy the example above unless it fits the scenario.

Command words used with it

From the linked past questions
  • Describe: Provide characteristics and features. (Sample exam Q13 (3 marks): Protocols)

Technique for the question types

What the marking guidelines and feedback say

Sample exam Q13 (3 marks): Protocols

Answers could include: TCP/IP, DNS, FTP/SFTP, SSL/TLS, SMTP/POP3/IMAP, data packets.

Worked answers from the marking guidelines

Sample exam Q13 (3 marks): Protocols (3 marks): criteria and sample answer

Criteria

3: Describes the function of protocols in the transfer of data, with reference to a specific web protocol. 2: Describes the function OR provides an example of a web protocol and its use. 1: Some relevant information.

Sample answer

Protocols are important in data transfer as they establish rules for communication between devices connected to a network, such as the internet. HTTP (Hypertext Transfer Protocol) enables browsers to request web content from servers, which respond with the requested data. The protocol defines the structure of requests and the response so that data transfer can occur.

Open the question page

Common mistakes

Marker feedback on other questions of the same type (code and diagram feedback often applies across questions)
  • Check the sources: The ports are standard internet values; the syllabus names the protocols and says 'and their ports'.
  • Check the sources: The school notes list SFTP as port 443, but the standard port is 22 (it runs over SSH). Learn the protocol is the secure FTP; give 22 if a port is asked and check with your teacher.
General advice
  • Use the term exactly as the syllabus words it, then link it to the scenario in the question; the 2025 feedback repeatedly rewards using the stimulus.
  • Answer the command word: outline gives main points only, explain gives a reason or cause, discuss gives both sides.

Same group in the syllabus: HTTP and HTTPS · TCP/IP · SSL/TLS certificate · IMAP, POP3 and SMTP · Port

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