DIT 301 – OPERATING SYSTEMS

UNIVERSITY EXAMINATIONS: 2019/2020
EXAMINATION FOR THE DIPLOMA IN INFORMATION
TECHNOLOGY
DIT 301: OPERATING SYSTEMS
DATE: MAY, 2020 TIME: 6 HOURS
INSTRUCTIONS: Answer ALL Questions.

SECTION TWO: SHORT ANSWER QUESTIONS (20 MARKS)
a) Explain the following terms as used in operating systems:-
i. Thread [2 Marks]
ii. Internal fragmentation [2 Marks]
iii. Shell [2 Marks]
b) Outline four causes of computer interrupts [4 Marks]
c) Explain the process of handling an interrupt that occurs during the execution of a
program [4 Marks]
d) Write DOS commands that would carry out the following:-
i. Display directories stored in Drive C [2 Marks]
ii. Partition a hard disk [2 Marks]
iii. Create a folder named OS in drive C [2 Marks]
SECTION THREE: OPEN BOOK (20 MARKS)
a) Printers are shared resources in the organization. Explain how this works. [5 Marks]
b) Computer gadgets are available for use on the web sites. In light of this:
i. Which of the gadgets may be suitable for business? [5 Marks]
ii. Are there gadgets you might want to add to your home computer?
[5 Marks]
iii. Do you think office workers should be allowed to add gadgets to their office
machines without restrictions? [5 Marks]

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