Algorithms and Problem-Solving for Year 2 Computing: Interactive Quizzes

Question 1

What is the first thing you should do to solve a problem with an algorithm?

Accepted Answer

Break the problem into steps

Answer

Come up with ideas

Answer

Write a program

Question 2

Which of these is like an algorithm?

Accepted Answer

A recipe with instructions

Answer

A list of items to buy

Answer

A story about a day at school

Question 3

What is the main purpose of an algorithm?

Accepted Answer

To solve a problem

Answer

To store information

Answer

To make a website

Question 4

What is the difference between an algorithm and a program?

Accepted Answer

An algorithm is a plan, while a program is a specific way of doing it

Answer

A program is a plan, while an algorithm is a specific way of doing it

Answer

They are exactly the same thing

Question 5

What are two steps in the coding process?

Accepted Answer

Planning and testing

Answer

Drawing and singing

Answer

Eating and sleeping

Question 6

Which of these is NOT a step when problem-solving?

Accepted Answer

Guess and see what happens

Answer

Find the problem

Answer

Make a plan

Answer

Check your answer

Question 7

Which of these is NOT a benefit of using algorithms?

Accepted Answer

Make coding more enjoyable

Answer

Solve problems more quickly

Answer

Make fewer mistakes

Answer

Make computers smarter

Question 8

What is the most important thing to remember when creating an algorithm?

Accepted Answer

Make sure the algorithm is effective

Answer

Use only the hardest instructions

Answer

Use as many steps as you can

Answer

Check the algorithm carefully

Question 9

When you're trying to solve a problem, what's the first thing you should do?

Accepted Answer

Understand the problem

Answer

Find a solution

Answer

Try different solutions

Question 10

Which step comes first when you solve a problem algorithmically?

Accepted Answer

Understanding the problem

Answer

Brainstorming ideas

Answer

Breaking the problem into smaller steps

Answer

Finding the solution

Question 11

Which of these is NOT an example of an algorithm we use daily?

Accepted Answer

Playing a computer game

Answer

Getting dressed

Answer

Baking a cake

Answer

Brushing your teeth

Question 12

Why do we use loops in algorithms?

Accepted Answer

To repeat a set of steps multiple times

Answer

To end the algorithm

Answer

To store information

Answer

To make decisions

Question 13

How are algorithms and programs different?

Accepted Answer

An algorithm is a plan, while a program is a set of instructions

Answer

An algorithm is more detailed than a program

Answer

A program can run on a computer, while an algorithm cannot

Answer

There is no difference between an algorithm and a program

Question 14

Which of these problems can you solve using an algorithm?

Accepted Answer

Finding the shortest path from home to school

Answer

Deciding what to wear each day

Answer

Writing a poem

Answer

Making new friends

Question 15

Why is computational thinking important?

Accepted Answer

It helps us solve problems effectively

Answer

It makes us better at math

Answer

It is only essential for computer scientists

Answer

It helps us understand the world around us

Question 16

What should you do first when trying to solve a problem?

Accepted Answer

Break it down into smaller steps

Answer

Ignore it

Answer

Guess the answer

Question 17

Which of these is NOT a type of algorithm?

Accepted Answer

A magic spell

Answer

Instructions that tell you what to do step-by-step

Answer

A recipe

Question 18

Why do we use algorithms?

Accepted Answer

To solve problems in a better way

Answer

To make problems harder

Answer

To trick people

Question 19

Which of these is an example of a simple algorithm?

Accepted Answer

Tying your shoelaces

Answer

Flying a plane

Answer

Building a house

Question 20

How does computational thinking help us solve problems?

Accepted Answer

It helps us break down problems into smaller steps.

Answer

It lets us use computers to solve problems.

Answer

It makes problem-solving harder.

Question 21

When solving a problem, what should you NOT do?

Accepted Answer

Nod your head

Answer

Think about the problem

Answer

Try different ways to solve the problem

Question 22

What's the main reason for using a loop in an algorithm?

Accepted Answer

To repeat a set of instructions several times

Answer

To store information

Answer

To make decisions

Answer

To get information

Question 23

Which of the following is NOT a step in solving a problem? [Playing a game]

Accepted Answer

Playing a game

Answer

Finding the problem

Answer

Solving the problem

Answer

Testing your answer

Question 24

What is the first thing you should do when solving a problem? [Identify the problem]

Accepted Answer

Identify the problem

Answer

Write the code

Answer

Test your solution

Answer

Draw a picture

Question 25

When describing an algorithm, it is important to use: [Clear and concise language]

Accepted Answer

Clear and concise language

Answer

Jargon that only experts can understand

Answer

Funny words

Answer

Lots of colours and pictures

Question 26

Which of the following is an advantage of using algorithms? [Help us solve problems efficiently]

Accepted Answer

Help us solve problems efficiently

Answer

Make our computers faster

Answer

Make us smarter

Answer

Predict the future

Question 27

What is the difference between an algorithm and a program? [An algorithm is a plan, while a program is a set of instructions]

Accepted Answer

An algorithm is a plan, while a program is a set of instructions

Answer

An algorithm is a type of program

Answer

A program is a type of algorithm

Answer

There is no difference

Question 28

Which of these can we use to draw an algorithm? [Flowcharts and mind maps]

Accepted Answer

Flowcharts and mind maps

Answer

Maps and globes

Answer

Spreadsheets and calculators

Answer

Paint and crayons

Question 29

Why is computational thinking so important? [Helps us solve problems in a logical way]

Accepted Answer

Helps us solve problems in a logical way

Answer

Makes us better at using computers

Answer

Is essential for success

Answer

Only useful for programmers

Question 30

How can algorithms help us solve problems more efficiently?

Accepted Answer

By breaking them down into smaller steps

Answer

By providing creative solutions

Answer

By allowing us to do things by hand

Answer

By letting us solve problems in any order

Question 31

What's the very first step when solving a problem using an algorithm?

Accepted Answer

Figure out what the problem is

Answer

Break it down into little steps

Answer

Write out the algorithm

Answer

Test out the algorithm

Question 32

What's an algorithm?

Accepted Answer

Instructions that tell us how to solve a problem

Answer

A program on a computer

Answer

A diagram that shows how things work

Answer

A way of storing data

Question 33

Which of these is NOT a sign of a good algorithm?

Accepted Answer

It's really complicated

Answer

It's easy to understand and use

Answer

It's quick and efficient

Answer

We can trust it to work right

Question 34

What do conditions do in an algorithm?

Accepted Answer

Control the flow of the algorithm

Answer

Store information

Answer

Make calculations

Answer

Show results

Question 35

When solving a problem using an algorithm, what should you do first?

Accepted Answer

Understand the problem

Answer

Write down the steps

Answer

Check the solution

Answer

Draw a diagram

Question 36

Which of the following is NOT a characteristic of a good algorithm?

Accepted Answer

It is complex and difficult to understand

Answer

It is precise and clear

Answer

It is efficient and uses the least resources

Answer

It solves the problem correctly

Question 37

What is the difference between an algorithm and a program?

Accepted Answer

An algorithm is a plan, while a program is its detailed instructions

Answer

A program is a plan, while an algorithm is its detailed instructions

Answer

An algorithm is more detailed than a program

Answer

A program is more detailed than an algorithm

Question 38

Which of the following is NOT a step in debugging an algorithm?

Accepted Answer

Starting over with a new algorithm

Answer

Testing the algorithm with different inputs

Answer

Finding errors in the algorithm

Answer

Changing the algorithm to fix errors

Question 39

Which of these is NOT a step in solving a problem?

Accepted Answer

Playing a computer game

Answer

Understanding the problem

Answer

Planning a solution

Answer

Testing the solution

Question 40

What is an algorithm?

Accepted Answer

A set of clear instructions for solving a problem

Answer

A type of computer program

Answer

A special kind of math question

Answer

A way to write secret codes

Question 41

What's the difference between an algorithm and a program?

Accepted Answer

An algorithm is a general plan, while a program is a specific set of instructions

Answer

A program is a general plan, while an algorithm is a specific set of instructions

Answer

They're exactly the same thing

Answer

There is no difference

Question 42

When you're solving a problem, what should you do last?

Accepted Answer

Test and check your solution

Answer

Plan how to solve the problem

Answer

Test different solutions

Answer

Find a computer program to solve it

Question 43

When creating an algorithm, what should you do first?

Accepted Answer

Understand the problem

Answer

Write down the steps

Answer

Code it in a programming language

Answer

Test the algorithm

Question 44

Which of these is NOT a quality of a good algorithm?

Accepted Answer

Uses a lot of difficult coding

Answer

Clear and easy to understand

Answer

Solves the problem well

Answer

Can be used to solve similar problems

Question 45

Which of these is a simple example of an algorithm?

Accepted Answer

Making a peanut butter and jelly sandwich

Answer

Solving a complicated math problem

Answer

Building a house

Answer

Writing a computer program

Question 46

What is the goal of computational thinking?

Accepted Answer

To solve problems well and efficiently

Answer

To learn how to code in different programming languages

Answer

To understand the inside of computers

Answer

To develop creativity and imagination

Question 47

Which of these problems can be solved using an algorithm?

Accepted Answer

Finding the shortest path between two places

Answer

Predicting the weather for tomorrow

Answer

Deciding what to wear for the day

Answer

Writing a poem

Question 48

First step in solving a problem using an algorithm?

Accepted Answer

Understanding the problem

Answer

Writing step-by-step instructions

Answer

Testing to check

Answer

Finding the right tools

Question 49

What is a loop in an algorithm?

Accepted Answer

Instructions repeated until a condition is met

Answer

A shortcut to the end

Answer

A way to speed up the algorithm

Answer

An error in the algorithm

Question 50

What is debugging?

Accepted Answer

Finding and fixing errors in an algorithm

Answer

Testing to make sure the algorithm works

Answer

Improving the algorithm's efficiency

Answer

Making the algorithm easier to understand

Question 51

When creating an algorithm, what should you NOT do?

Accepted Answer

Guess the answer randomly

Answer

Identify the problem

Answer

Break it down into smaller steps

Answer

Test the algorithm

Question 52

What is the first thing you should do when solving a problem using an algorithm?

Accepted Answer

Identify the problem

Answer

Write the algorithm

Answer

Test the algorithm

Answer

Implement the algorithm

Question 53

What is the difference between an algorithm and a program?

Accepted Answer

An algorithm is a plan, while a program is the instructions that follow the plan

Answer

An algorithm is more complex than a program

Answer

A program is more efficient than an algorithm

Answer

There is no difference

Question 54

What is the main idea behind the divide and conquer strategy?

Accepted Answer

Breaking down the problem into smaller, easier parts

Answer

Trying different solutions until one works

Answer

Searching through all possible solutions

Answer

Using a computer to solve the problem

Question 55

Which of these is NOT a part of an algorithm?

Accepted Answer

Guesses

Answer

Steps

Question 56

When we try out a solution to see if it works, what are we doing?

Accepted Answer

Testing the solution

Answer

To improve the code

Question 57

What is the main difference between an algorithm and a program?

Accepted Answer

Algorithms are general, while programs are specific.

Question 58

What is the purpose of drawing a flowchart?

Accepted Answer

To illustrate an algorithm visually

Answer

To write the code for an algorithm

Answer

To test how well a problem is solved

Answer

To create a user-friendly interface for a program

Question 59

How do an algorithm and a program differ?

Accepted Answer

An algorithm provides instructions, while a program translates those instructions into code

Answer

An algorithm and a program are the same thing.

Answer

An algorithm is created using a programming language, while a program is not

Answer

Algorithms are always correct, whereas programs may contain errors

Question 60

What is the main purpose of an algorithm?

Accepted Answer

To provide a set of instructions for solving a problem

Answer

To create a computer program

Answer

To organize data

Answer

To design a website

Question 61

What is the first step in creating an algorithm?

Accepted Answer

Identify the problem

Answer

Write the code

Answer

Test the algorithm

Answer

Draw a flowchart