Computational Thinking and Problem-Solving for Year 2 Primary School

Question 1

Which of these is NOT a part of Computational Thinking?

Accepted Answer

Working together

Answer

Abstraction

Answer

Spotting patterns

Answer

Creating step-by-step instructions

Question 2

How can you NOT solve a problem?

Accepted Answer

Use a magic wand

Answer

Break it into smaller steps

Answer

Make a plan

Answer

Ask for help

Question 3

When solving a problem using computational thinking, what should you do first?

Accepted Answer

Understand the problem

Answer

Make a plan to solve the problem

Answer

Write a program to solve the problem

Answer

Test your solution to the problem

Question 4

When solving a problem using computational thinking, what should you do first?

Accepted Answer

Break the problem into smaller parts

Answer

Find a solution to the problem

Answer

Test the solution

Answer

Share the solution with others

Question 5

What is a step in computational thinking?

Accepted Answer

Breaking down the problem

Answer

Using a computer

Answer

Checking the answer

Answer

Seeing how the answer works

Question 6

When we want to solve a big problem using computational thinking, what's the first step we should take?

Accepted Answer

Break the problem into smaller, easier-to-solve parts

Answer

Write down all the possible solutions

Answer

Draw a picture of the problem

Answer

Use a computer to solve the problem

Question 7

When solving a problem using computational thinking, which of these is NOT a step?

Accepted Answer

Playing a game

Answer

Understanding the problem

Answer

Finding different ways to solve the problem

Answer

Trying out different solutions and seeing what works

Question 8

In computational thinking, what's the first step we take?

Accepted Answer

Understand the problem

Answer

Plan a solution

Answer

Solve the problem

Answer

Check the solution

Question 9

How can we use computational thinking to solve a problem?

Accepted Answer

Break the problem into smaller steps and follow a plan

Answer

Use a computer to solve the problem

Answer

Guess the answer to the problem

Answer

Ask someone else to solve the problem for you

Question 10

When using computational thinking to solve a problem, what should you do first?

Accepted Answer

Identify the problem

Answer

Find the answer

Answer

Write down steps to solve the problem

Answer

Try different solutions

Question 11

When we break a big problem into smaller, easier steps to solve, which stage of thinking are we using?

Accepted Answer

Decomposition

Answer

Pattern recognition

Answer

Abstraction

Answer

Algorithm design

Question 12

When we use computational thinking to solve a problem, what's the first step we take?

Accepted Answer

Break the problem into smaller steps

Answer

Find a pattern to help us solve the problem

Answer

Take away any unnecessary details

Answer

Create a step-by-step plan to solve the problem

Question 13

We have a box full of toys. How can we quickly find all the red toys?

Accepted Answer

Sort the toys by color and find the group with all the red toys.

Answer

Check each toy one by one to see if it's red.

Answer

Count the number of red toys in the box.

Question 14

When solving a problem using computational thinking, what should you do first?

Accepted Answer

Understand the problem

Answer

Create a plan

Answer

Try out your plan

Answer

Check if your plan worked

Question 15

What is the best definition of computational thinking?

Accepted Answer

Breaking down problems into smaller steps and using algorithms to solve them

Answer

Using computers to do things that are too hard for people to do

Answer

Using computers to learn about the world

Answer

Using computers to communicate with other people

Question 16

When solving a problem using computational thinking, what's the first thing you should do?

Accepted Answer

Understand the problem

Answer

Make a plan

Answer

Break the problem into steps

Question 17

In computational thinking, which step involves breaking a problem into smaller parts?

Accepted Answer

Decomposing the problem

Answer

Recognizing patterns

Answer

Evaluating the solution

Answer

Creating an algorithm

Question 18

When you bake a cake, which part of the recipe tells you the steps to follow?

Accepted Answer

Instructions

Answer

Ingredients

Answer

Tools

Answer

Oven Temperature

Question 19

In computational thinking, what do we call the step where we break a problem into smaller parts?

Accepted Answer

Decomposing the problem

Answer

Understanding the problem

Answer

Finding a solution

Answer

Testing the solution

Question 20

When we break a big problem into smaller, easier steps, what do we call it?

Accepted Answer

Decomposition

Answer

Debugging

Answer

Coding

Answer

Algorithm

Question 21

When we break a big problem into smaller steps to solve it, what are we using?

Accepted Answer

Computational thinking

Answer

Logical thinking

Answer

Imaginative thinking

Question 22

In computational thinking, when we break a large problem into smaller, more manageable parts, which step are we performing?

Accepted Answer

Decomposition

Answer

Problem understanding

Answer

Pattern recognition

Answer

Algorithm development

Question 23

When we break a big problem into smaller, easier steps to solve it, what is that called?

Accepted Answer

Decomposition

Answer

Debugging

Answer

Sequencing

Question 24

Which of these is NOT a step in computational thinking?

Accepted Answer

Inventing a new program

Answer

Breaking down a problem into smaller steps

Answer

Using algorithms to solve problems

Question 25

We have a box of toys. How can we quickly check if all the toys in the box are the same color?

Accepted Answer

Sort the toys by color.

Answer

Look at each toy one by one.

Answer

Compare the toys in pairs.

Question 26

How can we quickly spot all the squares in a group of shapes?

Accepted Answer

Look for shapes with four equal sides.

Answer

Count the corners on each shape.

Answer

Check if the shapes have any curved lines.

Answer

Measure the length of the sides of each shape.

Question 27

When solving a problem using an algorithm, what's the first thing we should do?

Accepted Answer

Understand the problem and what it wants us to do

Answer

Figure out the steps to solve the problem

Answer

Write the algorithm in a coding language

Question 28

In computational thinking, algorithms are used to solve problems. What is the main purpose of an algorithm?

Accepted Answer

To give a set of instructions to solve a problem

Answer

To study data and make predictions

Answer

To make and design computer games

Question 29

When we have a big problem, we can break it down into smaller, easier parts to solve it. What is this process called?

Accepted Answer

Decomposition

Answer

Creating

Answer

Solving

Answer

Thinking

Question 30

What's the first step in solving a problem using computational thinking?

Accepted Answer

Breaking the problem into smaller steps

Answer

Guessing the answer

Answer

Using a computer to solve the problem

Answer

Giving up

Question 31

Which of these is NOT part of computational thinking?

Accepted Answer

Writing a weather report

Answer

Solving problems

Answer

Testing ideas

Answer

Using computers

Question 32

When looking at a group of things, how can we quickly spot things that are different from the rest?

Accepted Answer

Find things that don't follow the pattern

Answer

Find things that are the same color

Answer

Put things together based on their size

Answer

Count how many things there are

Question 33

When solving a tricky problem using computational thinking, what's the first step we take?

Accepted Answer

Break the problem into smaller steps

Answer

Start solving without a plan

Answer

Guess the answer

Answer

Ignore the problem

Question 34

When solving a problem using computational thinking, what's the first step we should take?

Accepted Answer

Understand the problem

Answer

Create an algorithm

Answer

Guess and check

Question 35

Which of these is **not** a step in computational thinking?

Accepted Answer

Brushing our teeth

Answer

Breaking down a problem into smaller ones

Answer

Finding patterns

Answer

Trying out different solutions

Question 36

What's the main benefit of breaking a problem into smaller parts?

Accepted Answer

It makes the problem easier to solve.

Answer

It lets us use more computers.

Answer

It helps us understand the problem faster.

Question 37

When solving a problem, why is it important to understand what the problem is asking you to do before developing a solution?

Accepted Answer

So you can understand what the problem is asking you to do.

Answer

So you can make the solution more complicated.

Answer

So you can use the same solution for all problems.

Answer

So you can skip the other steps in computational thinking.

Question 38

Computational thinking is a way of breaking down problems into smaller steps to solve them. Which of these activities does NOT use this approach?

Accepted Answer

Riding a bike by practicing balance and coordination

Answer

Baking a cake by following a recipe

Answer

Writing a story by planning the plot, characters, and setting

Question 39

Why do we use algorithms?

Accepted Answer

To make solving problems easier

Answer

To make problems harder to solve

Answer

To create new problems to solve

Question 40

What is an algorithm used for in computing?

Accepted Answer

Solving problems by following a set of rules

Answer

Creating computer programs

Answer

Storing data on computers

Answer

Building computer hardware

Question 41

How can we use computational thinking to make better choices in our everyday lives?

Accepted Answer

By breaking problems into smaller steps and using those steps to solve them.

Answer

By letting computers make all our decisions for us.

Answer

By learning to write computer code.

Question 42

When using computational thinking and algorithms, it's important to think about who will be impacted by our solutions. Who should we keep in mind?

Accepted Answer

Everyone who might use the solution

Answer

Only the people who asked us to create the solution

Answer

Only the people who will benefit from the solution

Question 43

Which step is part of computational thinking?

Accepted Answer

Breaking down a problem

Answer

Drawing a picture

Answer

Learning a song

Answer

Playing a game

Question 44

What does an algorithm do?

Accepted Answer

Tells us how to solve a problem

Answer

Shows us what the weather will be

Answer

Finds our lost pet

Answer

Makes our computer dance

Question 45

Which of these is a simple example of an algorithm?

Accepted Answer

Making a sandwich

Answer

Winning a race

Answer

Finding a cure for a disease

Answer

Becoming a superhero

Question 46

What should you do first when solving a problem with computational thinking?

Accepted Answer

Break it down into smaller parts

Answer

Find a solution right away

Answer

Guess and hope for the best

Answer

Give up and ask for help

Question 47

What's the difference between debugging and testing?

Accepted Answer

Debugging fixes errors, testing finds them

Answer

Testing fixes errors, debugging finds them

Answer

They are the same thing

Answer

Debugging is for computers, testing is for teachers

Question 48

What is an 'unplugged' activity?

Accepted Answer

An activity that uses no technology

Answer

An activity that uses a computer

Answer

An activity that uses a phone

Answer

An activity that uses a tablet

Question 49

What is meant by breaking down a problem into smaller parts?

Accepted Answer

Making the problem easier to solve

Answer

Solving the problem in a special way

Answer

Ignoring the problem

Answer

Repeating the problem many times

Question 50

What is a step-by-step set of instructions called in computer science?

Accepted Answer

Algorithm

Answer

Pattern

Answer

Task

Answer

Guide

Question 51

Which of these examples shows logical reasoning?

Accepted Answer

If it's raining, the ground will be wet.

Answer

The sun is shining because it is daytime.

Answer

I am sleepy, so I should go to bed.

Answer

All fruits are healthy.

Question 52

What's the difference between a loop and a sequence in computational thinking?

Accepted Answer

A loop repeats steps, a sequence does not.

Answer

A sequence repeats steps, a loop does not.

Answer

They both do the same thing.

Answer

There is no such difference.

Question 53

What is the goal of evaluating a solution in computer science?

Accepted Answer

To check if the solution works

Answer

To find a better solution

Answer

To forget about the solution

Answer

To repeat the solution many times

Question 54

What is the main goal of simplification in computer science?

Accepted Answer

To make a problem easier to understand by removing unnecessary details

Answer

To make a problem harder to solve

Answer

To make a problem smaller

Answer

To throw away the problem

Question 55

Which of these is NOT a benefit of developing computational thinking skills?

Accepted Answer

Remembering information more easily

Answer

Solving problems effectively

Answer

Becoming more creative

Answer

Making choices based on knowledge

Question 56

What's the first thing to do when making a flowchart?

Accepted Answer

Figure out what comes in and goes out

Answer

Write the computer code

Answer

Draw the shapes

Answer

Test the flowchart

Question 57

What is a main advantage of computational thinking?

Accepted Answer

It helps us solve problems and make decisions

Answer

It makes computers faster

Answer

It makes playing games more fun

Answer

It helps us learn new languages

Question 58

What is NOT a step in computational thinking?

Accepted Answer

Watching a video

Answer

Breaking down problems

Answer

Finding solutions

Answer

Using algorithms

Question 59

What is the role of an algorithm in computing?

Accepted Answer

Provides step-by-step instructions

Answer

Connects to the internet

Answer

Stores data

Answer

Plays games

Question 60

When solving a problem using computational thinking, what should you do first?

Accepted Answer

Identify the problem

Answer

Find a solution

Answer

Create an algorithm

Answer

Test the solution

Question 61

How can you break down a problem?

Accepted Answer

Divide it into smaller steps

Answer

Ignore it

Answer

Ask a friend for help

Answer

Wait for the teacher to explain

Question 62

Why is it important to test a solution?

Accepted Answer

To ensure it works correctly

Answer

To show it to the teacher

Answer

To impress friends

Answer

To waste time

Question 63

What is an example of an algorithm?

Accepted Answer

A recipe for making cookies

Answer

A story about a dog

Answer

A song about a rainbow

Answer

A picture of a flower

Question 64

What is one advantage of using computational thinking?

Accepted Answer

It helps you solve problems more effectively

Answer

It makes you a better artist

Answer

It gives you more time to play games

Answer

It makes your hair grow faster