Model Question Computer Class 7 Set 3

 

Class:- 7                                                                             FM:- 50

Subject:- Computer Science   Time:- 1 :30 hrs.              PM:- 20

All the questions are compulsory.

Group "A" Computer fundamental

1.Answer the following question (10x2 = 20)

a. Who is known as father of computer and why ?

b. Write any two features of fourth generation computers.

c. What is analog computer ?

d. Write any two function of operating system .

e. What is a file ?

f. What is cyber crime?

g. list any two advantages of  computer network.

h. List any two symptoms of computer virus.

i. List any four components of multimedia.

j. What is search engine ?

2. Fill in the blanks with correct option. [0.5x4=2]

[ pirated , primary , word , projector, ]

a. Text is the ............. component of multimedia.

b. ................ software may contain viruses.

c. ............... is an ICT tool that enables user to present information on the big screen .

d. Microsoft Word is a ..................... processor.

3. Match the following . `                  [0.5x4=2]

RAM                                                   Softcopy                    

AI                                                        input device

Monitor                                               Fifth generation

Keyboard                                            Primary memory

                                                            Non- volatile memory

 

4. Write the technical term of the following statement.                 [1x4=4]

a. A small graphical picture that represents a file , folder or drive.

b. A computer having capability of both analog and digital computer.

c. A set of moral principles that regulates the use of computer.

d. A computer system that is capable of handling more than one medium simultaneously.

 

5. Write true or false of the following. [0.5x4=2]

a. The crop tool is used to reduce the size of an image by cutting the unnecessary portion of the image.                           

b. Chat is also called Internet Relay chat.

c. Software is the physical part of computer.

d. Abacus is the first calculating device developed in China.

5. Write the full form of the following. [1x4=4]

a. ASCC          b. ALU            c. ICT              d. AI

6. Convert as indicated. [1x2=2]

a. 10110 into decimal              b. 287 into binary

7. Perform the binary calculation.   [1x2=2]

a. 1111 + 1010                                    b. 1011+111

Group "B" Programming

8. Answer the following question.  [2x3=6]

a. What is flowchart ?

b. List any two rules of naming variable ?

c. What is programming ?

9. Draw an flowchart to calculate the sum of any two number.   [2]

10. Write a program to find the area of rectangle .     [3]

11. Write a program to find the area of square.                [3]

 

 

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