Introduction to Computer, BBA First year First semester examination, 2010

BBA First year First semester examination, 2010

                                                  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) Identify four categories of computer hardware.

(b)Describe two most common input and output devices.

(c) Name and differentiate the two main categories of storage devices.

2. (a) What is the difference between data and information?

(b) What is the difference between arithmetic operations and logical operations?

(c) Why it is important to have a standard text code?

3. (a) What is a backbone?  List eight of the internet’s major services.

(b) List two ways you can specify a URL in your web borrower.

(c) How was ARPANET created, and what was its goal?

4. (a) Define ergonomics. What do you understand by piracy?

(b) How computer virus can harm an individual and an organization?

(c) What do you understand about ethics in use of computer?

5. (a) Write the differences between EPROM and EEPROM?

    (b) Write the difference between primary and secondary memory.

6. (a) What do you know about impact and non-impact printers? Describe with examples.

7. (a) Calculating the capacity of a hard disk having 1632 cylinders, 12 heads, 60sectors/track

(b) What are the necessities of formatting a disk?

                                     PART-B- Broad Questions

(Answer any four questions)

Marks- 10*4=40

8. (a) Describe briefly, how two computer are communicated over a network.

(b) Write the basic tasks of each layers of OSL model.

9. (a) Define and classify software.

(b) Briefly describe the steps in program development in order to solve a problem.

10. (a) what is a package program? Write the advantages of package programs.

 (b) What is a LAN? Write the common topologies of LAN.

11. (a) Describe the major data management functions.

(b) Describe the different hardware elements of a network.

12. (a) Describe the major methods that could be used for identify theft.

(b) Discuss the different kinds of threat to hard ware.

13.(a) Describe the steps you will follow in using a search engine. Use an Example from your life.

(b) Explain with example how Boolean operators can be used in searching the internet.