Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Computer Science
Home
/
Computer Science
- Page 165
Operating System
1081
Computer Science Fundamentals
998
Show/Hide Answers
OS Processes
What is a medium-term scheduler?
It selects which process has to be brought into the ready queue
It selects which process has to be executed next and allocates CPU
It selects which process to remove from memory by swapping
None of the mentioned
A medium-term scheduler selects which process to remove from memory by swapping. The medium-term scheduler swapped out the process and later swapped in. Swapping helps to free up memory.
Author:
rikazzz
Comment
OS Process Synchronization
A binary semaphore is a semaphore with integer values ____________
1
-1
0.8
0.5
Author:
rikazzz
Comment
Computer Science Fundamentals
A __________is a set of instructions which is prepared to perform a specific assignment if executed by a computer.
Browser
Internet
Program
Code
A set of meaningful instructions is called a program. A program is basically designed to perform any function assigned to it.
Author:
rikazzz
Comment
OS Security
Which of the following are forms of malicious attack?
Theft of information
Modification of data
Wiping of information
All of the mentioned
Author:
rikazzz
Comment
OS The Linux System
The jacketing technique is used to ___________
convert a blocking system call into non blocking system call
create a new thread
communicate between threads
terminate a thread
Author:
rikazzz
Comment
Computer Science Fundamentals
A symbol used for grouping.
()
{}
[].
” ”
Parenthesis is used for grouping while working with fields. There are other symbols like *, +, -, **, etc.
Author:
rikazzz
Comment
Computer Science Fundamentals
The hexadecimal equivalent of the binary number (0010010100)2 is :
(094)16
(0A4)16
224
0114
To obtain the hexadecimal equivalent, we take numbers in groups of 4, from right to left as : 0000 1001 0100:
Author:
rikazzz
Comment
OS File Systems and Their Implementation
Mapping of network file system protocol to local file system is done by ____________
network file system
local file system
volume manager
remote mirror
Author:
rikazzz
Comment
OS Distributed File Systems
In a distributed file system, _______ is mapping between logical and physical objects.
client interfacing
naming
migration
heterogeneity
Author:
rikazzz
Comment
OS Memory Management
The disadvantage of moving all process to one end of memory and all holes to the other direction, producing one large hole of available memory is ____________
the cost incurred
the memory used
the CPU used
all of the mentioned
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
…
163
164
165
166
167
…
208
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English