Introductory Notes DP1

Use the internet to obtain notes on the following;
a) Define a computer system, data, and information giving examples if any.
b) Distinguish between Hardware and Software
c) Describe the components of a computer system. stating the functions of each component.
d) Data is represented in the computer system in bits, bytes, and ASCII codes
i) What is a bit?
ii) What is a byte?
iii) What are ASCII codes?
e) Describe the following data storage measures
i) Kilobytes
ii) Megabytes
iii) Gigabytes
iv) Tetrabytes / terabytes
f) Describe any two uses of
i) Microcomputers
ii) Minicomputers
iii) Mainframes computers
iv) Supercomputers

h) Use the internet to prepare a presentation on the economic value of information
i) Name the information type
ii) What/how data is collected and processed
iii) The stakeholders who benefit and how they benefit.

h) Prepare a 8 minute presentation on any 4 unique computer hardware, stating how the hardware is used and where it is applicable. Make sure you have an introduction, body, and closing for the topic.

Suggested Web sites:
http://www.basichardware.com/
http://whatis.techtarget.com/
http://www.bitpipe.com/
http://www.computerworld.com/