Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Computer Science
Home
/
Computer Science
- Page 181
Operating System
1081
Computer Science Fundamentals
998
Show/Hide Answers
OS The Linux System
= 10, then the working set at time t1 (….7 5 1) is?
{1, 2, 4, 5, 6}
{2, 1, 6, 7, 3}
{1, 6, 5, 7, 2}
{1, 2, 3, 4, 5}
Author:
rikazzz
Comment
OS The Linux System
The model in which one kernel thread is mapped to many user-level threads is called ___________
Many to One model
One to Many model
Many to Many model
One to One model
Author:
rikazzz
Comment
OS Protection
Why is it difficult to revoke capabilities?
They are too many
They are not defined precicely
They are distributed throughout the system
None of the mentioned
Author:
rikazzz
Comment
OS Distributed File Systems
The file once created can not be changed is called ___________
immutable file
mutex file
mutable file
none of the mentioned
Author:
rikazzz
Comment
OS I/O Systems
Caching is ________ spooling.
same as
not the same as
all of the mentioned
none of the mentioned
Author:
rikazzz
Comment
OS Protection
What are the incorrect methods of revocation of access rights?
Immediate/Delayed
Selective/General
Partial/total
Crucial
Author:
rikazzz
Comment
Computer Science Fundamentals
Which of the following is a 2-word instruction set?
LDA 2500H
MOV A, B
IN 01H
JMP 2085H
LDA 2500H and JMP 2085H are 3-word instructions. MOV A, B is a 1-word instruction. IN 01H is a 2-word instruction, the first byte specifies the opcode and the second byte specifies the operand.
Author:
rikazzz
Comment
OS Security
SHA-1 produces __________ bit of hash.
128
160
150
112
Author:
rikazzz
Comment
OS Mass-Storage Structures
RAID level ______ is also known as memory style error correcting code(ECC) organization.
1
2
3
4
Author:
rikazzz
Comment
OS Real Time Operating Systems(RTOS)
A process P1 has a period of 50 and a CPU burst of t1 = 25, P2 has a period of 80 and a CPU burst of 35., the priorities of P1 and P2 are?
remain the same throughout
keep varying from time to time
may or may not be change
none of the mentioned
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
…
179
180
181
182
183
…
208
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English