MCQ LC1 Vocabulary

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 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

How many arrows should come out of a decision symbol in a flowchart?

• 0

• 1

• 2

• 3

The following algorithm should take as input and add together two numbers, outputting the result. Identify the correct algorithm.

• num1 = input(“Enter the first number”) num2 – input(“Enter the second number”) num3 = num1 + num2 print(num3)

• num1 = input(“Enter the first number”) num2 = input(“Enter the second number”) num3 = num1 + num2 print(num3)

• num1 = input(“Enter the first number”) num3 = input(“Enter the second number”) num3 = num1 + num2 print(num3)

Define the term flowchart

• A graph that shows trends

• Pseodocode that is concatenated

• A diagram that represents a sequence of instructions

What is the name of the symbol that is used to start and end a flowchart

• Terminal

• Transition

• Station

• End

Process means a what is taking place?

• Input

• Action

• Decision

• Output