AQA A Level · Computer Science 7517

Abstraction and automation: Practice Questions

5 multiple-choice questions marked as you go, and 4 written questions with worked solutions. All on Abstraction and automation.

9 questions18 marksFree, no account

Question 1

1 mark

Which type of abstraction is defined as a representation arrived at by removing unnecessary details to focus on the essential features of a real-world object?

Question 2

1 mark

Which of the following describes the relationship between procedural abstraction and functional abstraction as defined in the syllabus?

Question 3

1 mark

In Problem abstraction/reduction, what is the specific goal of removing details from a problem during the abstraction process?

Question 4

1 mark

In the study of Abstraction and automation, which type of abstraction specifically involves grouping objects by common characteristics to establish a hierarchical relationship, such as an "is-a-kind-of" relationship?

Question 5

1 mark

In the context of automation, what is the primary role of creating and implementing models of real-world objects in program code and data structures?

Question 6

2 marks

In the context of Abstraction and automation, what specific type of abstraction is defined as the process of removing unnecessary details to arrive at a representation that is easier to solve?

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Question 7

3 marks

In Abstraction and automation, what is the fundamental difference between procedural abstraction and functional abstraction?

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Question 8

5 marks

In the context of Abstraction and automation, differentiate between procedural abstraction and functional abstraction according to the AQA specification.

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Question 9

3 marks

(a) Define the term procedural abstraction and explain how it differs from functional abstraction.
(b) In the context of automation, explain why developing a data model is a necessary step before implementing an algorithm to solve a real-world problem.

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