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Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1 PDF Download

Q1: What is a computer?
(a) A type of fruit(b) A machine that helps us do different tasks
(c) A kind of book
(d) A toy for playing
Ans: (b)
Solution: A computer is an electronic machine that helps us in playing games, watching movies, typing, and solving problems.

Q2: Which part of a computer looks like a television?
(a) Keyboard
(b) CPU
(c) Monitor
(d) Mouse
Ans: (c)
Solution: The monitor looks like a television screen and displays what the computer is doing.
Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1
Q3: What is the brain of a computer called?
(a) Mouse
(b) Monitor
(c) CPU
(d) Printer
Ans: (c)
Solution: The CPU (Central Processing Unit) is called the brain of the computer because it controls all its parts.
Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1
Q4: What do we use to type on a computer?
(a) Monitor
(b) Keyboard
(c) Mouse
(d) Printer
Ans: (b)
Solution: The keyboard has many small buttons called keys, which we press to type letters and numbers.
Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1
Q5: What do we use a mouse for?
(a) To type letters
(b) To print pictures
(c) To click and give commands
(d) To watch movies
Ans: (c)
Solution: A mouse has buttons that allow us to click and give commands to the computer.
Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1
Q6: What does a printer do?
(a) Shows pictures on the screen
(b) Prints work on paper
(c) Plays music
(d) Stores information
Ans: (b)
Solution: A printer takes our work from the computer and prints it on paper.
Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1
Q7: Which of these is NOT a part of a computer?
(a) Scanner
(b) Pencil
(c) Mouse
(d) Keyboard
Ans: (b)
Solution: A pencil is not a part of a computer; it is used for writing on paper.

Q8: What is a computer good at doing?
(a) Making mistakes
(b) Working very slowly
(c) Doing work quickly and correctly
(d) Forgetting information
Ans: (c)
Solution: A computer works fast and correctly without making mistakes.

Q9: What do speakers and headphones help us with?
(a) Listening to sound
(b) Typing letters
(c) Drawing pictures
(d) Watching movies
Ans: (a)
Solution: Speakers and headphones help us listen to music, sounds, and recorded voices.
Practice Questions: Introduction to Computers | International Computer Science Olympiad Class 1
Q10: What is another name for the monitor?
(a) Computer box
(b) CPU
(c) Visual Display Unit (V.D.U.)
(d) Mouse
Ans: (c)
Solution: The monitor is also known as the Visual Display Unit (V.D.U.) because it shows what the computer is doing.

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FAQs on Practice Questions: Introduction to Computers - International Computer Science Olympiad Class 1

$1. What is a computer?

Ans. A computer is an electronic device that processes data and performs tasks according to a set of instructions called a program. It can perform a variety of functions, including calculations, data storage, and communication.

$2. What are the main components of a computer?

Ans. The main components of a computer include the central processing unit (CPU), memory (RAM), storage devices (like hard drives or SSDs), input devices (such as a keyboard and mouse), and output devices (like a monitor and printer).

$3. What is the difference between hardware and software?

Ans. Hardware refers to the physical components of a computer that you can touch, such as the keyboard, mouse, and motherboard. Software, on the other hand, consists of the programs and applications that run on the hardware, instructing it on what tasks to perform.

$4. How does the internet work?

Ans. The internet is a global network of interconnected computers that communicate with each other using standardized protocols. It allows users to access and share information through web pages, emails, and various online services.

$5. What is an operating system?

Ans. An operating system (OS) is the software that manages computer hardware and software resources. It provides a user interface and enables users to interact with the computer, manage files, and run applications. Examples of operating systems include Windows, macOS, and Linux.

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