Please refer to Functioning of Computer Class 6 Computer Science notes and questions with solutions below. These revision notes and important examination questions have been prepared based on the latest Computer Science books for Class 6. You can go through the questions and solutions below which will help you to get better marks in your examinations.
Class 6 Computer Science Functioning of Computer Notes and Questions
Fill in the Blanks
Question 1 …………… is the process of entering Data and Instructions to the computer.
(1) Input Devices (2) Output Devices (3) CPU (4) None of these
Question 2 The process of saving data and instructions permanently is known as …….
(1) Input (2) Storage (3) Processing (4) Output
Question 3 The process of producing results from the data for getting useful information is called
(1) Input (2) Output (3) Processing (4) None of these
Question 4 Primary storage is also known as……………. Memory.
(1) Secondary (2) Main (3) Auxiliary (4) All of these
Question 5 Secondary storage is also called……………….. storage.
(1) Secondary (2) Main (3) Auxiliary (4) all of these
Write down True or False:
Question 1 A computer is an electronic machine.
Question 2 The Process of entering data and programs into the computer is called Output.
Question 3 Intermediate results of processing are stored in Storage.
Question 4 A super computer is most powerful computer.
Question 5 Memory is of two types : Primary Memory and Secondary Memory.
Short Answer type Questions :
Q 1. Draw the diagram of basic functions of a Computer.
Q 2. Draw Block Diagram of C.P.U. and name three parts of it.
Q 3. Define memory and name of two types of memory.
Ans: 1. Primary Memory
2. Secondary Memory
Q 4. Differentiate between Primary memory and Secondary memory.
Q 5. Describe about Laptop.
Ans: It is a portable PC. It is light weight and small. Laptop has a battery and charger. A person can carry a
Q 6. What is Tablet?
Ans: It is a very thin portable computer. It is usually battery-powered. It has a touch screen as input device.
Long Answer type Questions:
Q 1. What are the basic functions of a Computer?
Ans: 1. Input : The process of entering data and programs in to the computer system.
2. Storage : The process of saving data and instructions.
3. Process : The process of performing operations on data and instructions.
4. Output : The process of producing result from data and instructions.
Q 2. Describe Primary Memory?
Ans: 1. It is called main memory.
2. It stores data temporary.
3. It has limited storage.
4. It is very expensive.
5. It is not easily portable.
6. Examples: RAM, ROM
Q 3. Describe secondary memory?
Ans: 1. It is called auxiliary memory.
2. It stores data permanently.
3. It has large storage.
4. It is not so expensive.
5. It is easily portable.
6. Examples: CD, DVD
Q 4. Describe Control Unit.
Ans: The control unit is also called central controller. It directs the various components of a computer.
Basic functions are1.
1. To read the code.
2. To decode the numerical code.
3. To provide the data to an ALU.
Q 5. Describe A.L.U.
Ans: An arithmetic logic unit (ALU) performs arithmetic and logical operations.
:1. Arithmetic operations (for example : addition, subtraction, multiplication and division).
2. Bitwise logic operations (greater than, smaller than, equal to)
Q 6. Describe Microcomputer.
Ans: Microcomputers are the most common type of computers. These Computers are used at school or at home.
Examples 1. Laptop
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