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Inf131: Operating Systems 2 Question Paper

Inf131: Operating Systems 2 

Course:Bachelor Of Science In Informatics

Institution: Moi University question papers

Exam Year:2012



MOI UNIVERSITY
SCHOOL OF INFORMATION SCIENCES
BSC. INFORMATICS
2012/2013 ACADEMIC YEAR SEM 2
INF 131: OPERATING SYSTEM 2

INSTRUCTIONS
ANSWER ALL QUESTIONS
TIME: 1 HRS
40 MKS

1. Define the term "operating system" (2 mks)
2. Explain any Two basic functions of an OS related to Process management (4 mks)
3. What is Virtual memory? How is this technique implemented? (2 mks)
4. Differentiate Internal fragmentation and External fragmentation. (4 mks)
5. Differentiate between the following as used in OS (8 mks)
- Device controller and device Driver
- System Call and system program
- monolithic Architecture and Microkernal Architecture
- paging and segmentation
6. Explain four features of a good password (6 mks)
7. Explain the four conditions for deadlock occurrence (6 mks)
8. Differentiate Long term scheduling and Short term scheduling (4 mks)
9. Describe two attributes of a file (4 mks)




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