Debugging Programs: A Guide for Year 3 Students

Question 1

What is the goal of debugging?

Accepted Answer

To find and fix errors in a program

Answer

To make a program run faster

Answer

To change the way a program looks

Answer

To make a program easier to use

Question 2

What does a syntax error mean?

Accepted Answer

An error that makes your program unable to run

Answer

An error that makes your program run incorrectly

Answer

An error that makes your program hard to read

Answer

An error that makes your program run slowly

Question 3

What's an advantage of using print statements for debugging?

Accepted Answer

They show you the values of variables at different points in your program

Answer

They help you find syntax errors

Answer

They make your code easier to read

Answer

They improve the performance of your program

Question 4

What's the difference between debugging and testing?

Accepted Answer

Debugging is for finding and fixing errors, while testing is for checking that your program works as expected

Answer

Debugging is for testing your program on different devices, while testing is for checking that your program works as expected

Answer

Debugging is for finding and fixing errors, while testing is for checking that your program looks good

Answer

Debugging is for testing your program on different devices, while testing is for checking that your program runs fast

Question 5

What is the first thing you should do when debugging a program?

Accepted Answer

Check the code for errors

Answer

Run the program

Answer

Look for patterns

Answer

Restart the computer

Question 6

Which of the following is a bad debugging practice?

Accepted Answer

Guessing what the error is

Answer

Commenting your code

Answer

Using a debugger

Answer

Testing your code

Question 7

What is the purpose of a breakpoint?

Accepted Answer

To stop the program at a specific line of code

Answer

To check the value of variables

Answer

To find syntax errors

Answer

To restart the program

Question 8

How should you approach debugging a program with many errors?

Accepted Answer

Fix one error at a time

Answer

Guess and check

Answer

Rerun the program multiple times

Answer

Start over from scratch

Question 9

What should you do after fixing an error in a program?

Accepted Answer

Test the program

Answer

Compile the program

Answer

Restart the program

Answer

Save the program

Question 10

In coding, what kind of error typically prevents the program from running?

Accepted Answer

Syntax error

Answer

Logical error

Answer

Compilation error

Question 11

When debugging a program, what should you do first?

Accepted Answer

Identify the error

Answer

Fix the error

Answer

Test the program

Question 12

Why do we use print statements in debugging?

Accepted Answer

To see the values of variables

Answer

To find the location of errors

Answer

To improve program performance

Question 13

Which is a good practice when debugging?

Accepted Answer

Testing often

Answer

Fixing multiple errors at once

Answer

Ignoring error messages

Question 14

How are syntax errors different from logical errors?

Accepted Answer

Syntax errors stop the program from running, while logical errors do not

Answer

Logical errors stop the program from running, while syntax errors do not

Question 15

What strategy involves breaking a problem into smaller parts?

Accepted Answer

Divide and conquer

Answer

Pair programming

Answer

Rubber duck debugging

Question 16

What's the main purpose of debugging?

Accepted Answer

To improve the quality of a program

Answer

To make a program run faster

Answer

To change variable names

Question 17

What's the point of debugging?

Accepted Answer

To find and fix problems in a program

Answer

To make a program run faster

Answer

To change how a program looks

Answer

To add new features to a program

Question 18

What is a syntax error?

Accepted Answer

A mistake in the code that stops the program from running

Answer

A mistake that happens when the program is running

Answer

A mistake that makes the program give the wrong results

Answer

A mistake that's caused by a problem with the program's logic

Question 19

What is a logical error?

Accepted Answer

A mistake that's caused by a problem with the program's logic

Answer

A mistake in the code that stops the program from running

Answer

A mistake that happens when the program is running

Answer

A mistake that makes the program give the wrong results

Question 20

Which of these is NOT a step in the debugging process?

Accepted Answer

Celebrate the success

Answer

Look for errors in the code

Answer

Fix the error

Answer

Test the fix

Question 21

What is the first step you should take when debugging a program?

Accepted Answer

Look for errors in the code

Answer

Run the program with different inputs

Answer

Use a debugger

Answer

Ask for help from others

Question 22

What is the purpose of a unit test?

Accepted Answer

To test a small part of a program

Answer

To test the entire program

Answer

To find errors in the program

Answer

To make the program easier to read

Question 23

What does 'syntax error' mean?

Accepted Answer

An error in the program's structure

Answer

An error in the program's logic

Answer

An error in the program's execution

Answer

An error in the program's input

Question 24

Which of these is a debugging tool?

Accepted Answer

Debugger

Answer

Compiler

Answer

Interpreter

Answer

Profiler

Question 25

What's the difference between a syntax error and a logical error?

Accepted Answer

Syntax error is a mistake in the program's structure, while logical error is a mistake in the program's logic

Answer

Syntax error is a mistake in the program's logic, while logical error is a mistake in the program's structure

Answer

There is no difference between a syntax error and a logical error

Answer

Logical error is a more serious error than syntax error

Question 26

What do debuggers help you with?

Accepted Answer

Identifying and fixing errors in a program

Answer

Compiling the program into machine code

Answer

Executing the program and displaying its output

Answer

Testing the program with different inputs

Question 27

What is the main idea of debugging?

Accepted Answer

Fixing errors in a program

Answer

Adding more features to a program

Answer

Making a program run faster

Answer

Translating a program to another language

Question 28

Which of these is NOT a common mistake that can cause a program to not work properly?

Accepted Answer

Not using enough comments in the code

Answer

Incorrect spelling of commands

Answer

Using the wrong logic to solve a problem

Answer

Mixing up different programming languages

Question 29

What is the first step you should take when debugging a program?

Accepted Answer

Checking for errors in the code

Answer

Running the program and seeing if it works

Answer

Trying to guess what the problem is

Answer

Rewriting the whole program from scratch

Question 30

Which of these is a good strategy for debugging a program?

Accepted Answer

Fixing one error at a time

Answer

Guessing what the error is

Answer

Ignoring the errors

Answer

Rewriting the program from scratch

Question 31

What is the first step when you find a bug in your program?

Accepted Answer

Check the code for errors

Answer

Ignore it and hope it goes away

Answer

Fix it right away

Answer

Ask a friend for help

Question 32

What does it mean to 'debug' a program?

Accepted Answer

To find and fix errors

Answer

To make it run faster

Answer

To add new features

Answer

To delete unnecessary code

Question 33

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

Accepted Answer

Syntax errors occur before the program runs, while runtime errors occur when the program is running.

Answer

Runtime errors occur before the program runs, while syntax errors occur when the program is running.

Answer

Syntax errors are more serious than runtime errors.

Answer

Runtime errors are more serious than syntax errors.

Question 34

What is the purpose of unit testing in coding?

Accepted Answer

To test individual parts of a program

Answer

To test the entire program at once

Answer

To find all possible bugs in a program

Answer

To improve the performance of a program

Question 35

How can logging statements help you debug your program?

Accepted Answer

Track the values of variables at different points in your program.

Answer

Pause the program to check its state.

Answer

Only be used when there are errors.

Answer

Be added only when there are problems.

Question 36

What is the process of finding and fixing errors in computer programs called?

Accepted Answer

Debugging

Answer

Fixing

Answer

Testing

Answer

Checking

Question 37

What type of error occurs when there is a problem with the structure of the program?

Accepted Answer

Syntax error

Answer

Logical error

Answer

Runtime error

Answer

Semantic error

Question 38

Which of these is NOT a good practice when debugging?

Accepted Answer

Guessing what the error is

Answer

Testing with different inputs

Answer

Commenting out code to isolate the error

Answer

Taking breaks to clear your mind

Question 39

How can a debugger help you find the exact line of code that's causing a problem?

Accepted Answer

It lets you check each line of your code one step at a time.

Answer

It shows you the error code and explains what it means.

Answer

It compares your code to a list of known mistakes and shows you where it's wrong.

Answer

It fixes the error for you so you don't have to.

Question 40

What is the first thing you should do before trying to fix a program that has an error?

Accepted Answer

Look for any mistakes in the way the program is written

Answer

Run the program to see what happens

Answer

Try to guess what the problem is and fix it

Answer

Give up and ask for help

Question 41

What does it mean when a program is 'syntactically correct'?

Accepted Answer

It follows the rules of the programming language.

Answer

It contains no errors.

Answer

It will run without any problems.

Answer

It has been tested and works correctly.

Question 42

Which of these is a way to find errors in a program?

Accepted Answer

Testing the program with different inputs and checking the results

Answer

Trying random changes to the program until it works

Answer

Ignoring any errors that don't seem to cause a problem

Answer

Asking a friend to look at the program and tell you what's wrong

Question 43

What's the difference between a syntax error and a logical error?

Accepted Answer

Syntax errors stop the program from running, while logical errors allow it to run but produce incorrect results.

Answer

Logical errors stop the program from running, while syntax errors allow it to run but produce incorrect results.

Answer

Both syntax and logical errors stop the program from running.

Answer

Both syntax and logical errors allow the program to run but produce incorrect results.

Question 44

What should you do if you can't find the error in your program?

Accepted Answer

Ask a friend or teacher for help.

Answer

Give up.

Answer

Keep trying until you find it, even if it takes a long time.

Answer

Ignore the error and hope it doesn't cause any problems.

Question 45

What is the first step in finding errors in a program called?

Accepted Answer

Identifying the error

Answer

Fixing the error

Answer

Testing the program

Answer

Rewriting the program

Question 46

How can you find spelling or grammar errors in a program?

Accepted Answer

Checking the code for typos or missing symbols

Answer

Running the program and identifying any errors

Answer

Using a debugging tool

Answer

Asking a friend for help

Question 47

What does a debugger do?

Accepted Answer

Showing you how your program runs

Answer

Automatically fixing errors

Answer

Writing new code

Answer

Testing the program for errors

Question 48

Which is NOT a good way to find errors in your code?

Accepted Answer

Trying different solutions randomly

Answer

Using print statements to check variable values

Answer

Stepping through the code line by line

Answer

Using a debugger to track the program's execution

Question 49

What tool can be used to help you find errors in your code?

Accepted Answer

Debugger

Answer

Compiler

Answer

Interpreter

Answer

Syntax checker

Question 50

What is the use of a breakpoint?

Accepted Answer

To stop the program at a specific point

Answer

To fix an error

Answer

To test the program

Answer

To debug the program

Question 51

What is the main goal of debugging?

Accepted Answer

To find and fix errors in your program

Answer

To speed up your program

Answer

To make your program more user-friendly

Answer

To learn how to code

Question 52

What kind of error happens when the program tries to use a variable that hasn't been defined?

Accepted Answer

Runtime error

Answer

Syntax error

Answer

Logic error

Answer

Semantic error

Question 53

What do we use a breakpoint for?

Accepted Answer

To stop the code at a specific line

Answer

To show the value of a variable

Answer

To skip part of the code

Answer

To start the program again

Question 54

Which of these is NOT good practice when debugging?

Accepted Answer

Ignoring error messages

Answer

Using clear variable names

Answer

Adding comments to the code

Answer

Testing the program regularly