Question - 1
Banker's algorithm is used?
To prevent deadlock
To deadlock recovery
To solve the deadlock
To helps deadlock
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Solutions
Answer- A
Question - 2
A set of processes is deadlock if
each process is blocked and will remain so forever
each process is terminated
all processes are trying to kill each other
All the above
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Solutions
Answer- A
Question - 3
Which is the Linux operating system?
Windows operating system
Open-source operating system
Private operating system
None of the above
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Solutions
Answer- B
Question - 4
Which is the correct one for In a multi-programming environment
the processor executes more than one process at a time
the programs are developed by more than one person
more than one process resides in the memory
a single user can execute many programs at the same time
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Solutions
Answer- C
Question - 5
The ___ program is not allowed to read data from the disk.
OS
Application
System
Resident Monitor
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Solutions
Answer- B
Question - 6
What is the full name of the IDL?
Interface definition language
Interface direct language
Interface data library
None of these
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Solutions
Answer- A
Question - 7
The multi-user Operating System is based on the concept of ____
Time-losing
Time-spooling
Time-gaining
Time-sharing
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Solutions
Answer- D
Question - 8
What is bootstrapping called?
Cold boot
Cold hot boot
Cold hot strap
Hot boot
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Solutions
Answer- A
Question - 9
If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called
mutual exclusion
critical exclusion
Synchronous exclusion
asynchronous exclusion
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Solutions
Answer- A
Question - 10
____ systems have more than one CPU in close communication with the others.
Communication
Multiprocessor
Controller
Processor
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Solutions
Answer- B
Question - 11
How many types of multiprocessing models are there?
Answer- A
Question - 12
Which of the following operating system write through catches?
Answer- C
Question - 13
What is the use of directory structure in the operating system?
The directory structure is used to solve the problem of the network connection in OS.
It is used to store folders and files hierarchically.
It is used to store the program in file format.
All of the these
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Solutions
Answer- B
Question - 14
What is the primary job of operating system is
Be user friendly
Provide utilities
Manage resources
Command resources
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Solutions
Answer- C
Question - 15
Which one of the following is a synchronization tool?
thread
pipe
semaphore
socket
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Solutions
Answer- C
Question - 16
Which of the following file systems is supported by the windows OS?
NTFS
FAT32
exFAT
All the above
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Solutions
Answer- D
Question - 17
Which one is the example of hard real time system?
Robotics
Industrial control
Both (a) and (b)
None of these
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Solutions
Answer- C
Question - 18
Which of the following operating system runs on the server?
Network OS
Real-time OS
Distributed OS
Batch OS
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Solutions
Answer- A
Question - 19
Which file is the batch file that is read while booting a computer?
Auto.bat
Autoexec.bat
Auto-batch
Autoexecutive.bat
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Solutions
Answer- B
Question - 20
What is the paging in the operating system?
Memory management scheme
Network management scheme
Internet management scheme
None of the these
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Solutions
Answer- A
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