Shivaji University 2007 B.E Computer Science OPERATING SYSTEMS 1 - Question Paper
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H-265
THIRD YEAR OF COMPUTER SCIENCE AND ENGINEERING (PART-1) EXAMINATION, 2007
SHIVAJI UNIVERSITY, KOLHAPUR
OPERATING SYSTEMS 1
Day and Date: Monday, 27-11-2007 Total Marks: 100
Time: 10.00p.m. To 1.00p.m.
Instructions:
Instructions:
1) Solve any 3 ques. from SECTION-1
2) Solve any 3 ques. from SECTION-2
3) Figures to right shows full marks
SECTION-1
Q.1.
a) What is an OS? discuss the users view and system view towards OS [Marks 8]
b) Explain multiprocessors systems? provide advantages and disadvantages. [Marks 8]
Q.2
a) Describe system calls in detail. [Marks 8]
b)What are the main advantages of multiprogramming. discuss multiprogrammed systems. [Marks 8]
Q.3
a) What is Process? discuss the priority queue. [Marks 8]
b) What is scheduling queue? discuss the various schedulers? [Marks 8]
Q.4 Write a short notes on (any three): [Marks 18]
a) Bounded buffer issue
b) Monitor
c) Naming and buffering
d) SJF algorithm
SECTION-2
Q. 6)
a) discuss the resource allocation graph in detail. Does it mean that if there is a cycle there is a always deadlock [Marks 8]
b) provide the procedure from recovery from deadlocks. [Marks 8]
Q.6)
a) Explain the concept of paging with example? [Marks 8]
b) How swapping taking place under memory managements? [Marks 8]
Q.7)
a) How do you allocate frames among different processes? [Marks 8]
b) Explain the Performa Nance of demand paging. [Marks 8]
Q.8) Write a short notes on (any three): [Marks 18]
a) Deadlock presentation
b) Test and set instruction
c) ‘Memory allocation
d) Fragmentation
Earning: Approval pending. |