TCP/IP

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Definition

The core internet protocol suite. IP addresses and routes the packets; TCP makes delivery reliable by setting up a connection, ordering packets and re-sending lost ones.

Example: TCP checks delivery; IP finds the destination.

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

Short version to memorise (key terms bank)

Reliable delivery (TCP) and addressing/routing (IP).

Where you'll use it in the test

Syllabus area: Y12 Programming for the Web.

Question types it can appear in

Multiple choice: Pick the option that matches the definition or example.
Fill in the blanks: Choose this term to complete a statement or table.
Short answer: Define, outline or explain it and tie it to the scenario.

Where it has appeared in the paper

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

How to use it

A model sentence

General advice, built from the definition and example above

“The core internet protocol suite.” Then apply it: TCP checks delivery; IP finds the destination.

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)

Official worked answer

Sample exam Q13 (3 marks): Protocols (3 marks): official 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.

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Go deeper

Flashcard: TCP/IP in Programming for the Web (Year 12) · study that set
Memorise: Web protocols and their ports
Key terms bank entry: TCP/IP
Notes: Web protocols and their ports (Programming for the Web (Year 12))
Notes: Investigate and describe the function of web protocols and their ports, including HTTP,… (Programming for the Web (Year 12))
Master answer: sample-q13 (3 marks, short answer (describe, max 75 words)) (Master model answers: Programming for the Web)
Full term page: every question, note and marking comment for TCP/IP

Check yourself

Explain “TCP/IP” in one sentence, give an example, and name a question type that could test it.

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