Chapter - 1
History And Uses of Computers
Exercises :
1. Fill in the blanks.
a. .............. was the first computing system.
ENIAC| abacús | IC
b. .................. developed the concept of an Analytical Engine.
Charles Babbage | Blaise Pascal | Eckert and Mauchly
c. The first automatic electro-mechanical computer was called ...........
ENIAC | abacus | Mark-1
e. The First Generation computers used ...........
vacuum tubes | transistors | ENIAC
f. The ................ Generation computers used transistors.
First | Second |Third
2. Write T for true and F for false.
a. ENIAC is a First Generation computer.
b. The abacus was developed by the Romans.
c. The first automatic electro-mechanical computer was the UNIVAC.
d. Integrated Circuits were a part of the Second Generation of computers.
e. A computer can show the latest status after booking a ticket.
f. Weather forecasting is useful for bank managers.
3. Finish the sentences.
a. The abacus is used for ..................................................................................................................
b. In computers of the fourth generation, Medium Scale Integration circuits was replaced by ..................................................................................................................
c. A disadvantage of computers of the fourth generation is ..................................................................................
d. Development of artificial intelligence is included in ..............................................................................
e. Some computer-based facilities offered by banks are .............................................................................
4. Give short answers.
a. Write a short note on the history of computers.
b. Compare computers of the first and second generation.
C. Give the main advantages and disadvantages of Fourth Generation computers.
d. Give a brief account on Fifth Generation of computers.
e. State six fields where computers are used.
f. What purpose do computers serve in banks?
g. In which generation of computers did Integrated Circuits appear? Elaborate.
h. Explain the role of computers in the Internet.
5. Expand the following terms.
a. ENIAC ..................................................................................................................
b. UNIVAC .................................................................................................................
C.DTP .................................................................................................................
d. ATM .................................................................................................................
e. IC .................................................................................................................
f. MSI .................................................................................................................
g. MICR .................................................................................................................
h. VLS .................................................................................................................
Type by - Pinku moni bora.
