This is a Question Papers of Mumbai University for B.Sc.IT Student of Semester - III [Modern Operating System] (Old Course). [Year - April / 2015] . . .Solution Set of this Paper is Coming Soon...
[Question Paper] Modern Operating System (Old Course) [April / 2015]
1. M o d e r n O p e r a t i n g S y s t e m
Q u e s t i o n P a p e r ( A p r i l – 2 0 1 5 ) [ O l d C o u r s e ]
1 | Page
M u m b a i B . S c . I T S t u d y
F a c e b o o k | T w i t t e r | I n s t a g r a m | G o o g l e + | Y o u T u b e
– Kamal T.
Time: 3 Hours Total Marks: 100
N.B.: (1) Questions No. 1. Is Compulsory.
(2) Attempt any four from Q.2 TO Q.7.
Q.1 Attempt The Following Questions: (20 Marks)
(A) Explain UNIX Operating System Architecture. (8)
(B) What is Environment Variable? Explain with examples. (7)
(C) Explain inode in detail. (5)
Q.2 Attempt The Following Questions: (20 Marks)
(A) Explain the following commands with syntax and example:
(1) mkdir (2) who (3) grep (4) Is (5) man (6)cp (7) wc (8) cmp (9) sort (cat)
(20)
Q.3 Attempt The Following Questions: (20 Marks)
(A) What is Shell? Explain various types of Shell. (8)
(B) Write a shell script to display the entered number is even or odd. (7)
(C) Explain chmod command. (5)
Q.4 Attempt The Following Questions: (20 Marks)
(A) What is process? Explain different states of process. (8)
(B) Explain semaphores. (7)
(C) Explain System Cal. (5)
Q.5 Attempt The Following Questions: (20 Marks)
(A) What are the file permissions available in UNIX? Give example. (8)
(B) Explain characteristics of Good Password. (7)
(C) What are the contents of Password File? (5)
Q.6 Explain with syntax: – (20 Marks)
(A) How do you create a file? (5)
(B) How do you delete a file? (5)
(C) Which command is used to see your username? (5)
(D) How do you copy a file? (5)
2. M o d e r n O p e r a t i n g S y s t e m
Q u e s t i o n P a p e r ( A p r i l – 2 0 1 5 ) [ O l d C o u r s e ]
2 | Page
M u m b a i B . S c . I T S t u d y
F a c e b o o k | T w i t t e r | I n s t a g r a m | G o o g l e + | Y o u T u b e
– Kamal T.
Q.7 Attempt Any Three From The Following: (15 Marks)
(A) Write a note on Grep Command. (8)
(B) Explain the syntax of awk command. (7)
(C) Explain the following command:
(1) calender (2) date (3) echo (4) password (5) banner
(5)