Makhanlal Chaturvedi National University of Journalism and Communication 2007 M.Sc Computer Science - Question Paper

OPERATING SYSTEM

Note:- every ques. have 2 part You have to write only 1 ans from every ques. ?
UNIT-I
Q1.(A)Explain different kinds of operating system ? 10
(B)Explain different services given by operating system ? 10

Q2.(A)Explain different component of operating system ? 10
(B)What do you understand by system design and implementation ? 10

UNIT-II
Q3.(A) What is process ? discuss process state and process control block ? 10
(B)What do you understand by process scheduling ? discuss various Scheduling
Algorithm ? 10

Q4.(A) Write shorts notes on :- 20
(i)Multiple process scheduling.
(ii) Real time scheduling .
UNIT-III
Q5.(A)Write Short notes on :-
(i) Semaphore (ii) Atomic Transaction
(iii) Real time scheduling . 10
(B) discuss methods for deadlock prevention and avoidance ? 10

Q6.(A) Differentiate ranging from logical and physical address space ? 10
(B)Differentiate ranging from contagious and non-Contagious memory allocation ? 10

UNIT-IV
Q7.(A). Write short notes on :-
(i) Virtual Memory. (ii) Page Replacement.
(ii) Thrashing. (iv) Segmentation with paging . 10

Q8.(B) Write short notes on :-
(i) Application I/O Interface (ii) Kernel
(iii) I/O Subsystem. 10
UNIT-IV
Q9.(A)Explain different Disk Scheduling Technique ? 10

Q10.(B) Write short note on :-
(i) Swap Space Management (ii) Disk Reliability 10

Earning:   Approval pending.