Introduction to Computer, BBA First year First semester examination, 2012

BBA First year First semester examination, 2012

                                                  Introduction to Computer

Subject code: 1103

Time – 3 hours

Full marks- 70

[N.B. – the figures in the right margin indicate full marks. Answer any five questions from Part A and Four questions from part B]

Part – A – Short Question

Marks- 6*5=30 

1.      (a) Write down the features of first generation computers.

(b) What is software? Briefly describe its classification. 

 2. (a) Distinguish between LAN and WAN.

      (b) What is optical fiber? Write down its advantages.

3. (a) What is MODEM? Where it is used?

(b) What is Simplex, Half Duplex and Full Duplex mode of communication?

4. (a) define Input and Output device.

(b) Name some popular secondary storage devices used in today’s computer system.

(c) What is Bare code reader? What are the functions of Bar code reader?

5. (a) discuss the function of scanner.

(b) What is PROM, EPROM and cache memory?

6. (a) What do you mean by hardware theft and data theft?

(b) What is monitor? Describe about LCD monitor.

7. (a) what is computer network? How is it useful?

(b) What are the applications of MS-Word and MS-Excel?

                                     PART-B- Broad Questions

(Answer any four questions)

Marks- 10*4=40

8. (a) Write down the features of Multiprogramming and Multiprocessing Operation System.

(b) What is terminal and workstation? Differentiate between Digital and Analog computers?

9. (a) Calculate the capacity of a hard disk having 32, 640 cylinders, 6 heads, 360 sectors/ track & 512 bytes/sector.

(b) Define the terms WWW, FTP and e-mail.

10. (a) Define and distinguish between RAM and ROW.

(b) What is CPU?  Write the main functions of CPU.

11. (a) What is secondary storage? How does it differ from primary storage?

(b) Describe about OMR, OCR and MICR.

12. (a) What is computer virus? Describe their types, symptoms of infection, removing and preventing techniques?

(b) What is piracy? Briefly describe the three basic categories of application of E-commerce.

13. (a) What is E-commerce? Briefly describe the three basic categories of application of E-commerce.

(b) What is package software? Write down the applications of MS-Word and MS-Excel in business.