CHAPTER. 1 computer –A Smart Machine

 

CHAPTER. 1

computer –A Smart Machine  

A    A) Tick the correct answer.

1.Which one is not a type of computer ?

a.Desktop  

b.Remote 

c. Laptop

Ans :- Remote

 2.which of the following is an advantage of computer?

 a.Tiredness    

b.Fast    

c.Small memory

Ans :- Fast 

 3. Computer don’t make___________?

  a.Mistakes   

b. Information  

  c.Memory

Ans :-  Mistakes

 B) Fill in the blanks using the given words.

        [huge      accurate     bad   smart    laptop]

       1.A COMPUTER is a smart machine.

       2.A Computer gives us accurate results.

       3.laptop computer are easy  to carry.

       4.A Computer can store huge memory.

       5.Sitting  on computer for long time result in bad posture.

C)Write ‘T’ for true and ‘F’ for false statements.

      1.Computer is smart machine.                          (T)

      2.Desktop computer are easy to carry.              (F)

      3.A computer can store huge memory.             (T)

      4.We can not do multitasking on a computer.  (F)

D) Answer the following questions.

     1.Write any difference between a computer and  man.

ans :- computer can work very fast 

          man cannot work as fast as computer 

     2)Name different type of computers.

ans :- 1) desktop computer 

          2) laptop computer 

          3) tablet computer 

     3)Write any one advantage and disadvantage of computer.

ans :- 1) advantage of  computers :-a)  A computer can store large memory

b) computer is a multitasking machine. 

c) A computer is reliable machine. 

2) disadvantage of computer .

a) too much sitting on the computer for a long time can result in bad posture and strain on eyes . 

b) As computers can store lot of information , our data can be stolen by others and misused . this is a cyber crime.