Guru Jambheshwar University 2006 Post Graduate Diploma Computer Application Introduction to information technology - Question Paper

I*-JUN 2006'

Subject Code4374-X

P.G.D.C.A. EXAMINATION

(First Semester)

(Re-appear)

MS-01

INTRODUCTION TO INFORMATION TECHNOLOGY

Time: 3 Hours    Maximum Marks : 100

Note : Attempt any Five questions. All questions carry equal marks.

1. (a) Explain the term information. How is it useful in the process of decisionmaking ?    10

(b) What do you mean by data processing system ? Describe four ways in which electronic data processing differs from manual data processing. 10

P.T.O.

2.    (a) What is CPU ? Explain the different

components of CPU.    10

(b) Differentiate between primary and secondary storage devices. Also give examples of each.    10

3.    (a) What is Software ? Differentiate between

system s/w and application s/w with the help of examples.    10

(b)    Differentiate between low-level language and high-level language.    5

(c)    Differentiate between interpreter and compiler.    5

4.    (a) What is Operating System ? Explain the

functions performed by O.S.    10

(b) Explain the features of DOS and UNIX operating system.    10

i'5. (a) What is Networking ? Explain the merits and demerits of networking.    10

(b) Explain the following :    10

(i)    Work Station

(ii)    LAN

(iii)    WAN

(iv)    www

(v)    Gopher.

What do you mean by Computer Security ? Explain the various security components.    10

Explain the following :    10

(i)    Preventive Measures

(ii)    Network Protocol.

7. Explain the use of computer in the following :    20

(a)    Weather Forecasting

(b)    Remote Sensing

(c)    Business

(d)    Planning.

J-4374-X    3    P.T.O.

8. Explain the following :

(a)    Data Hiding

(b)    Data Encapsulation

(c)    Inheritance

(d)    Polymorphism

(e)    Operator Overloading.

J-4374-X    4

Attachment: guru-jambheshwar-university-2006-post-graduate-diploma-computer-application-2217-1.pdf

Earning:   Approval pending.