OCR 2.1-Algorithms MCQs

Define the term computational thinking

• Using a computer

• Developing an algorithm to solve a problem

• Making a computer use artificial intelligence

• Google is computational thinking

Which of the following is not a component of computational thinking?

• Abstraction

• Typing

• Decomposition

• Algorithmic thinking

Define the term abstraction within computational thinking

• 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

Define the term decomposition within computational thinking

• The breaking down of a program until it no longer exists

• The creation of music that can be played on a computer

• The breaking down of a problem into smaller problems

• The breaking down of waste to make compost

Identify which statement describes algorithmic thinking

• Thinking like a computer

• Writing binary numbers

• Identifying the steps involved in solving a problem

• Identifying what problems need to be solved

Identify the correct definition for ‘algorithm’.

• A problem

• A solution to a problem

• The steps that are taken to solve a problem

• The words to enter when typing

Identify the purpose of the following flowchart symbol:

• Input/Output

• Sub program

• Process

• Decision

Identify the purpose of the following flowchart symbol:

• Input/Output

• Sub program

• Process

• Decision

Identify the purpose of the following flowchart symbol:

• Input/Output

• Sub program

• Process

• Decision

Identify the purpose of the following flowchart symbol:

• Input/Output

• Sub program

• Process

• Decision