UGC-NET/GATE Multiple Choice Questions for Operating System.
One that is not a peripheral device of the computer system is
Where does a computer add and compare data?
Windows which is based on computer NT technology is called
When a process is accessing shared modifiable data, the process is said to be in:
What command is used to halt a Linux system?
Which two rights allow a process to change the entries in a column?
copy and transfer
copy and owner
owner and transfer
deny and copy
Effective overlap of operations of CPU and I/O devices, requires a proper mix of
I/O bound jobs
CPU bound jobs
Memory bound jobs
Balance of CPU and I/O jobs
Jobs of the computer system for execution are loaded into
both A and B
Which among the following are the best tools for fixing errors on disks?
More efficient mode of clustering of the computer system is
both A and B
Computer files can exist in folders but folders cannot exist in a
Computer mouse event is
all of these
A consumable resource is one that can be
A disk has 200 tracks (numbered 0 through 199). At a given time, it was servicing the request of reading data from track 120, and at the previous request, service was for track 90. The pending requests (in order of their arrival) are for track numbers. 30 70 115 130 110 80 20 25. How many times will the head change its direction for the disk scheduling policies SSTF(Shortest Seek Time First) and FCFS (First Come Fist Serve)
2 and 3
3 and 3
3 and 4
4 and 4
Slow processing and less storage in single user systems are its
.......... is an approach to restricting system access to authorized users.
Role-based access control
Process-based access control
Job-based access control
None of the mentioned
There are 16 questions to complete.