Debugging and Testing Programs: Essential Skills for Young Coders

Question 1

What is a syntax error?

Accepted Answer

A mistake in the code's structure

Answer

A mistake in the code's logic

Answer

A mistake in the spelling of a variable

Answer

A mistake in the calculation of a value

Question 2

What is a logical error?

Accepted Answer

A mistake in the code's logic

Answer

A mistake in the spelling of a variable

Answer

A mistake in the calculation of a value

Answer

A mistake in the structure of the code

Question 3

What are unit tests?

Accepted Answer

Small tests that check specific parts of a program

Answer

Large tests that check the whole program

Answer

Tests written by software engineers

Answer

Tests written by teachers

Question 4

Why is testing and debugging important?

Accepted Answer

To make sure programs work correctly

Answer

To make sure programs are easy to understand

Answer

To make sure programs run quickly

Answer

To make sure programs look visually appealing

Question 5

Which of the following is NOT a way to detect errors in a program?

Accepted Answer

Spelling check

Answer

Syntax check

Answer

Logic check

Answer

Run-time check

Question 6

What should be the first step when debugging a program?

Accepted Answer

Finding the error

Answer

Fixing the error

Answer

Testing the program

Answer

Replicating the error

Question 7

What should you do if you find an error in your program?

Accepted Answer

Fix it right away

Answer

Ignore it

Answer

Wait until later to fix it

Answer

Ask a teacher for help

Question 8

Why is it important to indent your code?

Accepted Answer

To make the code easier to read and understand

Answer

To improve the performance of the program

Answer

To prevent errors from occurring

Answer

To make the code look more professional

Question 9

Which of the following is NOT a good practice when debugging a program?

Accepted Answer

Guessing and checking

Answer

Taking breaks

Answer

Using a debugger

Answer

Printing the values of variables

Question 10

What is a breakpoint?

Accepted Answer

A place in a program where you can stop the execution to inspect variables

Answer

A type of error that occurs during compilation

Answer

A tool that helps you find errors in a program

Answer

A variable that stores the current state of a program

Question 11

What is the difference between debugging and testing?

Accepted Answer

Debugging focuses on finding errors, while testing focuses on checking correctness

Answer

Debugging is done before testing

Answer

Testing is done before debugging

Answer

Debugging and testing are the same thing

Question 12

What is the purpose of using a breakpoint in a program?

Accepted Answer

To pause the program at a specific line and examine its state

Answer

To automatically find and fix all errors in the program

Answer

To increase the speed at which the program runs

Answer

To verify the correctness of the program's input

Question 13

What's a common reason for a program to stop working?

Accepted Answer

There's a mistake in how the program is written

Answer

The program's not working right

Answer

The program has run out of memory

Answer

The program is missing some important information

Question 14

What should you do if you can't figure out what's wrong with a program?

Accepted Answer

Ask someone for help

Answer

Restart the program

Answer

Ignore the mistake and keep going

Answer

Delete the program

Question 15

Which of these is NOT a good way to test a program?

Accepted Answer

Ignoring any mistakes you find

Answer

Running the program with different information

Answer

Checking the results to make sure they're what you expect

Answer

Using a special tool to test the program

Question 16

What's the point of testing each part of a program separately?

Accepted Answer

To find mistakes in individual parts of the program

Answer

To test the whole program at once

Answer

To check how fast the program is

Answer

To find security problems

Question 17

Before running a program, what should you do first to check if it will work?

Accepted Answer

Check the code for any mistakes.

Answer

Try to run the program and see what happens.

Answer

Test the program with different inputs.

Question 18

Which of these is NOT a tool for finding errors in a program?

Accepted Answer

Guessing

Answer

Debugger

Answer

Print statements

Question 19

How can you best test a program?

Accepted Answer

Use real data to test it.

Answer

Make up your own data to test it with.

Answer

Only use positive numbers to test it.

Question 20

When debugging a program, what is the best approach?

Accepted Answer

Start with the simplest possible checks.

Answer

Change multiple things in the code at once.

Answer

Ignore any error messages.

Question 21

What is the purpose of using print statements when debugging a program?

Accepted Answer

To show information about what the program is doing

Answer

To change the way the program runs

Answer

To fix errors in the code

Question 22

Why do we test a program?

Accepted Answer

To find and fix mistakes

Answer

To make the program faster

Answer

To make the program look nicer

Answer

To make the program easier to use

Question 23

What does this code do? 
print("Hello World")

Accepted Answer

Prints "Hello World" on the screen

Answer

Stores "Hello World" in a variable

Answer

Creates a function called "Hello World"

Answer

Imports the "Hello World" library

Question 24

Which of these tools is used for debugging programs?

Accepted Answer

Debugger

Answer

Compiler

Answer

Interpreter

Answer

Paint program

Question 25

Which of these is NOT a good practice for debugging a program?

Accepted Answer

Changing the code without testing it

Answer

Printing debug messages

Answer

Using breakpoints

Answer

Using a debugger

Question 26

What is the difference between a syntax error and a logic error?

Accepted Answer

Syntax errors happen when the program is written incorrectly, while logic errors happen when the program doesn't do what it should.

Answer

Syntax errors happen when the program doesn't do what it should, while logic errors happen when the program is written incorrectly.

Answer

There is no difference between syntax errors and logic errors.

Answer

Logic errors happen when the program is run on the wrong computer, while syntax errors happen when the program is run on the correct computer.

Question 27

What tool can be used to debug a program?

Accepted Answer

Debugger

Answer

Printer

Answer

Scanner

Answer

Keyboard

Question 28

Why do we test a program after debugging it?

Accepted Answer

To make sure it works properly

Answer

To discover new errors

Answer

To improve its speed

Answer

To make it look better

Question 29

Which of these is NOT a step in testing a program?

Accepted Answer

Fixing errors as they are found

Answer

Running the program with different inputs

Answer

Checking the program's output

Answer

Creating test cases

Question 30

When debugging a program, what should you do first?

Accepted Answer

Check for errors in the code

Answer

Run the program to see if it works

Answer

Fix the errors in the code

Answer

Test the program to make sure it works

Question 31

When writing a program, which of these errors would prevent it from running?

Accepted Answer

Missing semicolon

Accepted Answer

Missing closing bracket

Answer

Incorrect spelling of a variable

Answer

Using the wrong data type

Question 32

How do testing frameworks help when testing large programs?

Accepted Answer

They save time by testing automatically.

Answer

They can test programs in any language.

Answer

They are easy to use for beginners.

Answer

They can find all the problems in a program.

Question 33

Why is it helpful to keep your code tidy?

Accepted Answer

It makes it easier to find mistakes.

Answer

It makes your program run faster.

Answer

It stops errors from happening.

Question 34

How can you find errors in a program?

Accepted Answer

Use 'print' statements or a debugging tool

Answer

Ignore them

Answer

Guess and check

Answer

Ask a friend

Question 35

Why do we test computer programs?

Accepted Answer

To make sure they work the way we want them to

Answer

To find errors

Answer

To learn how they work

Answer

To make them faster

Question 36

What's the difference between debugging and testing?

Accepted Answer

Debugging finds and fixes program errors, while testing makes sure it works as expected

Answer

Debugging is for errors, testing is for how the program works

Answer

Testing is for errors, debugging is for how the program works

Question 37

What is a test case?

Accepted Answer

A set of inputs and expected outputs

Answer

A person who checks programs

Answer

A document on how to check a program

Answer

A program that checks another program

Question 38

How do you write useful test cases?

Accepted Answer

Choose inputs that test different scenarios and their expected results

Answer

Write as many test cases as possible

Answer

Focus on testing only the positive scenarios

Question 39

What's an advantage of using an automated testing tool?

Accepted Answer

Speed and accuracy

Answer

It can fix errors

Answer

It can guarantee the program is error-free

Answer

It can write test cases

Question 40

What's the most important thing when debugging and testing computer programs?

Accepted Answer

Paying attention to the details

Answer

Luck

Answer

Guessing

Answer

Speed

Question 41

Which of the following is NOT a step in debugging a program?

Accepted Answer

Running the program once

Answer

Fixing the error

Answer

Identifying the error

Answer

Testing the program

Question 42

What type of error occurs when the program cannot find a variable?

Accepted Answer

Name error

Answer

Logical error

Answer

Compilation error

Answer

Syntax error

Question 43

Which tool helps you find errors in a program by pausing it at certain points?

Accepted Answer

Debugger

Answer

Editor

Answer

Compiler

Answer

Interpreter

Question 44

What is the purpose of setting breakpoints in a debugger?

Accepted Answer

To pause the program and check its state

Answer

To automatically fix errors

Answer

To identify all possible errors

Answer

To run the program faster

Question 45

What type of testing involves checking if the program gives the correct output for different inputs?

Accepted Answer

Functional testing

Answer

Stress testing

Answer

Performance testing

Answer

Regression testing

Question 46

Which of the following is a common type of logical error?

Accepted Answer

Using a wrong condition in a statement

Answer

Missing a semicolon at the end of a statement

Answer

Using an incorrect data type

Answer

Using an undefined variable

Question 47

What is the best way to debug a program with multiple errors?

Accepted Answer

Fix one error at a time and test again

Answer

Fix all errors at once

Answer

Ignore the errors and hope they go away

Answer

Delete the program and start over

Question 48

What is the goal of regression testing?

Accepted Answer

To make sure that changes to the program do not cause new errors

Answer

To test the performance of the program

Answer

To find all possible errors in the program