L4 Processing of a computer / Class-2

Computer Science

Class-II

Lesson 4 Processing of  a Computer

 

Q1. Guess who am I?

 1. I am a machine that can do various jobs.

Ans: Computer

2. I works on input data .

Ans: Processing

3. The data which we enter into the computer .

Ans: Input

4. The result which we get on the screen .

Ans: Output

Q2. Tick the correct answer:-

 1. Which part of a computer does all the calculations?

(I) Speaker                                      (ii) CPU                                  (iii) Monitor.

Ans: (ii) CPU

 2. Which part of a human body works like a CPU?

(I) Brain                                          (ii) Mouth                              (iii) Ears.

Ans: (I) Brain

 3. What are the data and instructions together known as?

(I) Output                                        (ii) Process                            (iii) Input

Ans: (iii) Input

 Q3. Write T for True and F for false.

 1. We use input device to tell the computer what to do True

2. Working on data is called processing True

3. Your eyes are input devices of your body True

4. We get input from the computer False

5. Computer is a machine True

 

Q 5. Answer the following questions :-

 1. Write three basic steps to work on computer.

Ans: Input Process output

 2. Name the devices which are used to enter data into computer.

Ans: Input devices : Keyboard, Mouse, etc.

 3. Name the term used for the final result.

Ans: Output

 4. Which part of a computer displays the output?

Ans: Output device : Monitor