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iGCSE 7 Algorithm design and problem solving

Authored by Lucy Stephenson

Computers

8th Grade

Used 9+ times

iGCSE 7 Algorithm design and problem solving
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31 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the search algorithm (1-2)

Random search

Binary search

Denary search

Next Item search

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the description of a linear search (4-5)

Put the elements in order, compare to the middle value, split the list in order and repeat

Put the elements in order, check each item in turn

Elements do not need to be in order, check each item in turn

Elements do not need to be in order, compare to the middle value, split the list in order and repeat

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the description of a binary search (4-5)

Elements do not need to be in order, compare to the middle value, split the list in order and repeat

Elements do not need to be in order, check each item in turn

Put the elements in order, compare to the middle value, split the list in order and repeat

Put the elements in order, check each item in turn

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define the term computational thinking (1-2)

Google is computational thinking

Developing an algorithm to solve a problem

Using a computer

Making a computer use artificial intelligence

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a component of computational thinking? (1-2)

Typing

Algorithmic thinking

Abstraction

Decomposition

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define the term abstraction within computational thinking (4-5)

Adding together numbers

Taking a real world problem and designing a computer program that exactly replicates every part of that problem in the computer

Performing multiple calculations on a list of variables

Representing real world problems in a computer program, using symbols and removing unnecessary elements

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define the term decomposition within computational thinking (1-2)

The breaking down of a program until it no longer exists

The breaking down of waste to make compost

The breaking down of a problem into smaller problems

The creation of music that can be played on a computer

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