Why Are First Generation Computers Big and Clumsy

HOLIDAY ASSIGNMENTWWW.CREWS.ORG

COMPUTER SCIENCE

CLASS:XI

CHP:1 COMPUTER OVERVIEW

1) Explain the key features of

a) First generation computers

b) Second generation computers

c) Third generation computers

d) Fourth generation computers

2) Identify and discuss the characteristics and uses of

a) Micro computers

b) Mini computers

c) Main frame computers

d) Super computers

3) How are digital analog and hybrid computers different from one another?

CHP:2 WORKING WITH OPERATING SYSTEM

4) The operating system is called a resource manager. List four distinct resources of the computer system. What are the functions that the OS performs for these resources?

5) What is the role of Windows Explorer in Windows operating system?

CHP:4 INPUT,OUTPUT AND MEMORY DEVICES

6) Define the following terms :

a) Cylinder b)track c)sector

7) Explain the different types of ROM

CHP:14 PROGRAMMING METHODOLOGY

8) Define a) pretty printing b)robustness c)documentation d) algorithm e)flow chart

9) What are the characteristics of a good program?

10) What are the different kinds of program maintenance?

11) What is a source code and an object code?

12) Why is self documenting code treated as one of the measures of good programming? Support your answer with examples.

Note: Do the worksheet on a foolscap paper and submit it on the reopening day(Sept 8th)

LIST OF REFERENCES

Alacritude, LLC. (2003). http://www.infoplease.com

Allison, Joanne (1997) http://www.computer50.org/mark1/ana-dig.html

Brain, Marshall (2003). How Microcontrollers work

http://electronics.howstuffworks.com/microcontroller1.htm

Brown, Donita (2003). Reinventing supercomputers

http://emeagwali.com/education/inventions-discoveries/

Computational Science Education Project. (1996) http://csep1.phy.ornl.gov/csep.html

Ceruzzi, Paul E. (2000). A History of Modern Computing. London: The MIT Press

Crowther, Jonathan (1995). ed. Oxford...