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AQA GCSE Computer Science - 3.1.4 Sorting Algorithms

Authored by Mr Ling-Winston

Computers

8th - 10th Grade

Used 122+ times

AQA GCSE Computer Science - 3.1.4 Sorting Algorithms
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is decomposition?

The breaking down of a problem into smaller, simpler steps or stages 
A series of steps that can be followed to complete a task 
The removal of unnecessary details 
An input/output box

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is abstraction?

The removal of unnecessary details 
A type of loop  
An algorithm
The breaking down of a problem into smaller, simpler steps or stages

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an algorithm?

A series of steps that can be followed to complete a task  
A type of sort 
A type of iteration  
A selection  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one of the following is not basic programming construct?

Loop 
Sequence 
Iteration 
Selection

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many types of Selection statements are there?

3
1
2
4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which search algorithm is good for a few items?

Linear search 
Binary search
Merge search 
Sequence search 

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens in stage 2 of the merge sort?

Each pair of sublists is repeatedly merged to produce new sorted sublists
The list is successively divided in half, forming two sublists, until each sublist is of length one
Adjacent numbers are swapped around 
The numbers are multiplied together

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