Basics of Computer | Computer Knowledge | Computer Everywhere

 

Unit#1 (Computer Everywhere)

Q.1     Choose the correct answer.                                                                                                            /4

i.          There are ________________ types of software.

            (a)1                                 (b) 2                              (c) 3            

ii.        Banks use computers to:

            (a)Keep a record of all accounts              (b) draw and colour images          

(c) Take photographs and edit them

iii.       All physical device of a computer that we can see and touch are called

            (a)Hardware                      (b) Software                      (c) Operating System

iv.       Computers are used in both______________________and______________________

for keeping record of  stock and generating bills, etc.

            (a) shops hotels                (b)offices libraries              (c)homes schools

 

Q.2     Fill the blanks with suitable words.                                                                                                /5

i.        _____________ use computers to teach and prepare lessons, report cards and time tables.

ii.       __________________ devices are used to give inputs to the computer.

iii.      _________________ use computers to design cars.

iv.      CPU stands for______________________________________________.

v.       A___________________ is an electronic machine that helps us to store and process data at very high speed with accuracy.

 

Q.3     Match column “A” to column “B” and write the correct answer in column “C”.                              /5

 

Column A	Column B	Column C
Used to process the given inputs	Input-Processing-Output
Examples of storage devices	Processing device
Give us result of the work done by the computer	Storage device
Used to store data for future use and safety	Output devices
IPO cycle	DVD/CD

 

 

Q.4     Write T for true and F for false statement.                                                                                   /3

i.        Computers are used in libraries for keeping records of stock and generating bills.                 T  /  F

ii.       Students use computers for preparing projects and learning different subjects.           T  /  F

iii.      Fashion designers use computers to design houses and buildings.                                               T  /  F

 

Q.5     Answer the following questions.

i.          Name any two cartoon films that are made with the help of computers. How filmmakers use computer in the making of their films?                                                                                                     /4

 

ii.        Write a short note on ‘Computer in Science and Technology’.                                                 /4