ProgrammingDiagram

Data Structures (Extension)

Part of Data Types — GCSE Computer Science

This diagram covers Data Structures (Extension) within Data Types for GCSE Computer Science. Revise Data Types in Programming for GCSE Computer Science with 15 exam-style questions and 10 flashcards. This topic appears less often, but it can still be a useful differentiator on mixed-topic papers. It is section 4 of 8 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Topic position

Section 4 of 8

Practice

15 questions

Recall

10 flashcards

Data Structures (Extension)

Stack and Queue: Stacks use LIFO (last in, first out). Queues use FIFO (first in, first out).

Stack and queue comparison showing LIFO and FIFO data access patterns

Linked List: Items are connected by pointers, so insertion and deletion can be efficient.

Linked list diagram showing nodes containing data and pointers to the next node

Binary Tree: A hierarchical structure where each node can have up to two children.

Binary tree diagram showing parent and child node relationships in a hierarchical data structure

Practice Questions for Data Types

Which data type is most appropriate for storing a student's age?

A. String
B. Boolean
C. Integer
D. Real

1 markfoundation

A programmer is creating a system to track gym members. State the most appropriate data type for each of the following and justify your choice: (a) the member's surname, (b) the number of visits this month, (c) whether the membership is active.

3 marksstandard

Data Structures (Extension)

Data Structures (Extension)

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Practice Questions for Data Types

Quick Recall Flashcards

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