Touchpad Plus Class 6 Chapter-1 Solution | Classification of Computer Questions & Answers

Touchpad Plus Class 6, 

Chapter 1 Classification of Computers

1. Tick the correct option.

a. Which of the following is a microcomputer?

1. Desktop
2. PDP11
3. PDA 
4. DEC 10

Answer: Desktop

b. Which type of computer operates by measuring instead of counting?

1. Digital 
2. Hybrid
3. Analog
4. None of these

Answer: Analog

c. Which of the following is an example of embedded computer?

1. Microwave
2. ATM
3. Digital Camera
4. All of these

Answer: All of these

d. Which type of computer is Pratyush?

1. Minicomputer
2. Supercomputer
3. Hybrid computer
4. Microcomputer

Answer: Supercomputer

e. Which of the following is not a digital computer?

1. Digital watch 
2. Digital thermometer
3. Electricity meter
4. Microwave

Answer: Microwave

2. Write 'T' for True and 'F' for False.

a. Minicomputers are smaller than microcomputers. FALSE

b. Hybrid computer provides the functionality of an analog computer. TRUE

c. PDP 11 is a supercomputer. FALSE

d. A handheld computer can easily be stored in our pocket. TRUE

e. Mainframe computers are very large, fast and powerful computers. TRUE

3. Fill in the blanks using the words from the help box.

a. A microcomputer is a small computer that is used by one person at a time.

b. A laptop is a portable and small digital personal computer that is suitable for use while travelling.

c. A gaming console also called video game console.

d. The cost of supercomputer is very high.

e. PARAM was India's first supercomputer developed in 1991.

4. Short Answer type questions.

a. What is minicomputer?

Answer: A minicomputer is bigger, more expensive, and more powerful than a microcomputer. It can contai9n one or more microprocessors as its processing unit. Such type of computers af=re mainly used for engineering computations and scientific research.

b. What do you mean by embedded computer?

Answer: A special type of microprocessor based system that is developed for performing a specific task is called embedded computer. It is different from general purpose computer like laptop or desktop. 

Example of such computers are Digital Camera, ATM, etc.

c. What is a supercomputer?

Answer: The largest and fastest of all types of computer is called Supercomputer. A supercomputers require much space as that of a floor of a building. The cost of Supercomputer is very high. It can process a very large amount of data quickly.

d. What does ATM stands for?

Answer:  ATM stands for Automatic Teller Machine.

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5. Long Answer type questions.

a. What do you mean by Microcomputer Write the names of any three Microcomputers.

Answer: A type of computer which has one microprocessor as its processing unit is called microcomputer. It is a small and less expensive digital computer. Such type of computers are made to be used by a single user at a time. It is also called a Personal Computer or PC. Some examples of microcomputers are Desktop, Laptop, Tablet, etc. 

b. What do you mean by handheld computer? Write the name of any two handheld computer.

Answer: A type of computer which can easily be stored in our pocket and used by holding it in our hands is called handheld computer. Most of the handheld computers have a touchscreen in which we input data by using our fingers or touch-pen. Some examples of handheld computers are Smartphones, Smart-watch, PDA, and gaming consoles.

c. Define digital computer. Give any two examples of it. 

Answer: Digital Computer refers to a computer that uses digits (binary numbers) to generate, process and display data. The result of produced by digital computer is more accurate than that of Analog computer. All the modern digital computers that we use in our day to day life are Desktop, Laptop, Smartphone, etc.

d. Define the following terms. 

(i) Microwave

Answer: Microwave is a type of embedded computer that allows us to warm and cook food. It contains a computer system embedded inside to contro9l the time and temperature.

(ii) ATM

Answer: ATM or Automated Teller Machine is a type of an embedded computer. It allows us to withdraw money from out bank account anywhere and anytime. Such machine is connected with the bank's server. When we withdraw some money from ATM, an equal amount is debited from our bank account. 

(iii) PDA

Answer: PDA or Personal Digital Assistant is a handheld computer that has a touchscreen and allows to organize our daily routine works like schedules, calendars and address book information. It also has a pen like stylus which allows us to type or feed input. It can also accepts handwritten input directly from the touchscreen. 

(iv) Gaming Console

Answer: Gaming console is a type of handheld computing device specially designed to play video games. We can connect the gaming console with television to play games on television. Some commonly used examples of the gaming consoles are Sony Paly-station, Nintendo Game Cube, and Nintendo Wii.

(v) Desktop Computer

Answer: Desktop is also called PC. Desktop is a personal computer placed at a single place on a desk or table. All components of desktop computer such as keyboard, mouse and storage devices are connected through wire or wireless. Due to its size and power requirements, we cannot carry this type of computers. Desktop computers are generally used in schools, colleges, offices, etc.

e. Distinguish between:

(i) Supercomputer and Minicomputer

Answer: Supercomputers are the largest and fastest of all types of computers that can process very large amount of data quickly while Minicomputers are small and general purposes computers having the capability to serve a number of users simultaneously.

(ii) Laptop computer and Tablet computer

Answer: Laptop is a portable and small personal computer that is suitable for use while travelling. We can use a laptop computer by keeping it on our lap. A laptop computer has built in mouse, a monitor and a keyboard. It also has a rechargeable battery. While Tablet is a portable computer smaller than the laptop computer. It has a touchscreen as its primary input device instead of mouse. A tablet computer also has a rechargeable battery. A tablet computer generally provides less features than a laptop computer. Tablet computers are commonly used by professionals in various organizations.