JUNE 2001 CS-611 QUESTION PAPER

IGNOU BCA CS-611: COMPUTER FUNDAMENTALS AND PC SOFTWARE - JUNE 2001 QUESTION PAPER

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BACHELOR IN COMPUTER APPLICATIONS
Term-End Examination
June, 2001
CS-611: COMPUTER FUNDAMENTALS AND PC SOFTWARE

Time : 2 Hours

Max. Marks : 60

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Note: Question number 1 is compulsory.Attempt any three questions from the rest.

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1. (a). What are the functional components of a computer System? What configuration will you suggest for this components? Suggest hardware devices which you would like to procure with a computer. Justify the suggested configuration and devices

(b). Why do you need a operating system in a computer ? Which operating system would you suggest for tour lab computes? Give reasons for your selection.

(c). What are the basic looping constructs in a programming language? Write an algorithm for reading one dimensional array and then printing it.

(d). What is a protocol? Describe one protocol used for Local Area Network. Can a specific protocol be linked to only a single topology? Give reasons in support of your answer.

(e). Can a file infector virus ,infect your system on receiving e-mail? Justify your answer. How is a typical virus different from a Trojan Horse? How can you control virus infection to your system?

(f). What are the basic components of a Graphical User Interface? Describe each of the components and give example for that component in the context of Windows.

2. Compare and contrast the following:

(a) SPOOLING and BUFFERING
(b) Compiler versus Interpreter.
(c) EEPROM versus ROM.
(d) Registers versus Cache memory in memory hierarchy.
(e) CD-ROM versus Hard Disk (HD)

3. Write short note on the following giving one example each (wherever applicable):

(a) Network Operating System
(b) Distributed Operating System.
(c) Time sharing Operating System.
(d) System Calls and Command Line Interfaces.
(e) Batch Systems.

4. (a). Describe briefly the various wired transmission media used in LANs. Compare and contrast their features.

(b). Describe the following terms in the context of computer Networks (any two):
(i) TCP/IP
(ii) EDI
(iii) MODEM

5. (a). Describe the following features of Word Processor giving one example each:
(i) Mailmerge
(ii) Macro
(iii) Autotext and find.

(b). Describe the various Security threats to a compute system.

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