Chapter 4 

                                                      Our Friend, Computer


1.Have you ever used a computer? How did you feel while using it?

Answer: Yes, I have used a computer. I felt excited and curious because I could type, play games, and explore new things on it.


2.Do you have a computer at home or school? How often do you use it?

Answer: Yes, I have a computer at home. I use it daily for studying, playing educational games, and completing assignments.


3.What are some things you can do with a computer?

Answer: A computer can perform calculations, store information, design buildings, draw pictures, print letters, make reports, and even play games.


4.Why is a computer called our “friend”?

Answer: A computer is called our friend because it helps us in many activities, makes tasks easier, and saves time in work.


5.How do you think computers have changed our daily life?

Answer: Computers have made learning, communication, banking, shopping, and entertainment much faster, easier, and more efficient.


6.Who is speaking in the lesson “Our Friend, Computer”?

Answer: The computer itself is speaking, describing its functions and importance in our life.


7.What kind of machine is a computer described as?

Answer: The computer is described as an electronic machine that performs many useful functions.


8.What are some functions of a computer mentioned in the text?

Answer: Some functions are storing information, solving mathematical problems, drawing pictures, designing buildings, printing letters, making invitation cards, playing games, and conducting tests.


9.How does a computer store information?

Answer: A computer stores information digitally in its memory and retrieves it when needed.


10.How does the computer help in solving mathematical problems?

Answer: The computer can perform calculations quickly and accurately, solving even complex mathematical problems in seconds.


11.In what ways can a computer be used in creative activities?

Answer: A computer can draw beautiful pictures, design buildings, and make attractive reports and invitation cards.


12.What outputs can a computer produce?

Answer: A computer produces visual output on the monitor, printed output through the printer, and audio output through speakers.


13.How can visually impaired people use computers effectively?

Answer: Visually impaired people can use screen readers and other assistive software to read information and interact efficiently with the computer.


14.What parts of the computer are mentioned in the text?

Answer: The main parts are the monitor, keyboard, mouse, CPU, printer, and speakers.


15.Which part of the computer is called its brain and why?

Answer: The CPU is called the brain because it processes instructions, performs calculations, and manages all functions of the computer.


16.What does the keyboard do?

Answer: The keyboard allows the user to input commands and information into the computer.


17.What role does the mouse play in a computer?

Answer: The mouse helps the user give commands, select options, and navigate through the computer easily.


18.What is referred to as the “soul” of the computer?

Answer: The software is referred to as the soul because it gives the computer the ability to perform tasks. Without software, the computer is helpless.


19.How does the computer display output?

Answer: The computer shows visual output on the monitor, prints output using the printer, and produces sound via speakers.


20.Why is the computer called an “electronic device”?

Answer: Because it works with electrical signals to process data, perform tasks, and produce results electronically.


21.Where can we see computers being used in daily life?

Answer: Computers are used in shops, offices, banks, hotels, hospitals, schools, colleges, post offices, railway stations, bus stands, airports, and ports.


22.Why are computers considered important in all fields of activities?

Answer: Computers make work faster, easier, more accurate, and efficient. They are essential for communication, banking, education, administration, and research.


23.How do computers help in education?

Answer: Computers help students take tests, check answers, learn new skills, and access educational games and software.


24.How can computers be used in offices and banks?

Answer: Computers help maintain accounts, store important information, manage files, print reports, and perform calculations.


25.In what ways can computers entertain people?

Answer: Computers provide entertainment through games, music, videos, and drawing applications.


26.How will computers be seen in every household soon?

Answer: Because computers are becoming more affordable, easy to use, and useful for education, work, and entertainment.


27.Why is the CPU compared to the brain?

Answer: Just like the brain controls a human body, the CPU controls all functions and operations of the computer.


28.Why is software called the soul of the computer?

Answer: Software allows the computer to perform tasks, run programs, and process information, giving it “life.”


29.How does the printer help us?

Answer: The printer helps by producing printed copies of documents, letters, reports, and invitation cards.


30.What kind of games can be played on a computer?

Answer: Educational games, puzzles, strategy games, and entertainment games can all be played on a computer.


31.What does “perform” mean in the text?

Answer: Perform means to do or carry out a task or function.


32.What are “commands” in a computer?

Answer: Commands are instructions given by the user through the keyboard or mouse to perform specific tasks.


33.Define “efficient” as used in the lesson.

Answer: Efficient means capable of doing tasks quickly, accurately, and effectively.


34.What is a “device”?

Answer: A device is an instrument or electronic tool that performs certain tasks.


35.What does “output” mean in the context of computers?

Answer: Output is the information or result produced by the computer, which can be visual, printed, or audio.


36.Who are visually impaired people?

Answer: Visually impaired people are those who are blind or have limited vision.


37.What is a “soul” in relation to the computer?

Answer: Soul refers to the software that enables the computer to function and perform tasks.


38.What does “functions” mean?

Answer: Functions are actions or tasks that a computer can perform.


39.Explain “commands” in simple words.

Answer: Commands are orders given to the computer to tell it what to do.


40.What does “device” mean, and why is the computer called a device?

Answer: A device is an instrument or tool. The computer is called a device because it is an electronic tool used for many purposes like calculations, storing information, and designing.

Answer by Mrinmoee