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WorksheetsYear 3 IIT Revision Questions
Total questions: 39
Worksheet time: 20mins
What is internet security and why is it important when using the internet?
A game to earn points on a website
Rules to stay safe online to protect your information and avoid dangers
A method to make the screen brighter
A program to automatically buy items
What are examples of hardware and what are their purposes?
Keyboard and mouse—they allow you to type and click
Word and PowerPoint—they are programs for making presentations
Wi-Fi and internet—they are websites
Email and browser—they are messages
What is the purpose of MS Word and name two tasks you can do with this software?
Manage cables and connect the computer
Draw freely and color with brushes
Automatically perform science calculations
Write and format texts; save documents
How does MS PowerPoint help in creating presentations?
It cleans the keyboard and screen
It prints directly without writing
It organizes slides with text, images, and effects to explain ideas
It is only used to listen to music
What can you do in MS Paint and why is it useful for beginners?
Draw and color simply with easy-to-use tools
Write long letters with advanced layout
Program complicated robots
Send automated emails
Why is it important to follow internet safety rules at home?
So that the computer magically becomes faster
To avoid scams and keep your private information safe
To use less electricity
So that all websites become free
How do applications like Word, PowerPoint, and Paint help with homework?
They automatically turn off the computer
They block homework and delete notes
They are only used for playing
They allow writing, presenting, and illustrating schoolwork
What is a step-by-step plan (algorithm) and how does it help in performing a task correctly?
A tool for buying games
A random drawing without order
A sequence of ordered steps that guides to succeed correctly
A list of objects without purpose
Why is it important to follow the steps in order for daily activities, such as brushing your teeth?
Because the order prevents mistakes and does the job well
Because it makes more noise
Because the order changes the color of the brush
Because you earn points
What does it mean to correct errors when the steps are in the wrong order?
Adding unnecessary steps to prolong the task
Rearranging the steps to the correct order so that the task works
Ignoring the order and finishing randomly
Stopping the task without completing it
Why is it useful to break down a large task, such as drawing a picture, into smaller steps?
It simplifies the work and helps to progress correctly
Because small steps eliminate the task
To never finish
To make the task more confusing
What does it mean to break a large task into smaller steps?
Write a very long sentence
Draw only one part and forget the rest
Divide the work into manageable parts
Turn off the computer
What is an algorithm in everyday life?
A song to listen to
An electronic toy
An animal poster
A set of ordered instructions to perform an action
Why do we remove unnecessary steps when improving a task?
To make the task more difficult
To save time and avoid confusion
To have more paperwork
To forget the objective
How does breaking down tasks help us avoid confusion?
Each small step is clear; we know what to do next
We mix everything up and get lost
We eliminate useful instructions
We change the objective along the way
What does it mean to make a task more efficient?
To add a lot of unnecessary steps
To do it any way to go faster
To do it well, faster, and with less effort
To stop before finishing
What happens if you change or remove a step in an algorithm?
This never changes anything
This guarantees a better result every time
The task may fail or give a wrong result
This makes all steps invisible
What is an input in a device or a computer?
The noise in the room
The photo that the printer prints
The light from the screen
The information that the user provides, such as typing on the keyboard
What is an example of output that a device can produce after following steps?
A finger clicking on the mouse
A document printed by the printer
A person looking at the screen
A cable placed on the table
Why must an algorithm be short and clear?
To be difficult for everyone
To hide the objective
To be easy to understand and follow without error
To take a lot of time
Give an example of a device at home that uses input and output.
A game console: you press the buttons (input) and the screen shows the game (output)
A chair: you sit on it and it remains still
A painting: you look at it
A turned-off lamp: it shows nothing
What is the purpose of a computer?
To manufacture food
To only hold books
To process information for work, play, learning, and communication
To replace television everywhere
What is hardware in a computer?
The websites
The invisible programs
The files and folders
The parts that can be touched, such as the screen, keyboard, and mouse
What is software in a computer?
Cables and cases
Programs like Word, browsers, or games
Printed photos
Stickers on the screen
Give two examples of materials that you can touch.
Keyboard and mouse
Word and Paint
Email and internet
File and folder
Give two examples of software that you can use on a computer.
Cable and socket
Mouse and printer
Screen and speakers
MS Word and MS PowerPoint
How do hardware and software work together?
Hardware invents programs on its own
Software provides instructions and hardware executes them
Software replaces the keys on the keyboard
They never work together
What are text files used for on a computer?
To control the mouse
To keep sounds only
To save photos only
To store words and phrases in text
What type of file is used to store images and photos?
Audio files, such as MP3
Image files, such as JPG or PNG
Text files, such as TXT
Compressed files, such as ZIP only
What type of file is used to store music or sounds?
Text files, such as DOC
Image files, such as PNG
Audio files, such as MP3
Printer files
Why is it important for a computer to organize its files?
To easily find and not lose documents
To delete all folders
To fill the disk without order
To prevent working
What is a network?
A decorative cable
A single computer without a connection
A group of computers and devices connected to share information
An image on the screen
Name a device that can connect to a network.
Chair
Pen
Book
Tablet
How does the internet help you find information?
By mixing files randomly
Through search engines and sites that show answers
By printing without asking
By turning off the screen
What is an advantage of using a network?
Share files and communicate quickly
Make computers heavier
Prevent any connection
Delete all programs
What is a disadvantage of using a network?
Cables become invisible
No sharing possible
More instant homework
Security risks if one is not careful
How does the World Wide Web help people?
It builds cars.
It automatically grows plants.
It allows people to find information and communicate worldwide.
It hides books.
How are modern computers different from older computers?
They are smaller and faster.
They are heavier and slower.
They do not have a screen.
They only run on steam.
What are two things that people do today with computers?
Walk to school.
Watch videos.
Water plants.
Send emails.
