Operating System Quiz

What is operating system?

• collection of programs that manages hardware resources

• system service provider to the application programs

• link to interface the hardware and application programs

• all of the mentioned

To access the services of operating system, the interface is provided by the ___________

• System calls

• API

• Library

• Assembly instructions

A process can be terminated due to __________

• normal exit

• fatal error

• killed by another process

• all of the mentioned

A ____ controls the execution of user programs to prevent errors and improper use of the computer.

• control program

• contribute program

• supplement program

• supply program

Operating System allocates ___ in such a manner so as to achieve the maximum best possible result.

• Utility

• OS

• Resources

• None of these

The state of a process is defined by __________

• the final activity of the process

• the activity just executed by the process

• the activity to next be executed by the process

• the current activity of the process

A _____________ process is moved to the ready state when its time allocation expires.

• Blocked

• New

• Running

• Suspended

What is a long-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

Remote Procedure Calls are used ____________

• for communication between two processes remotely different from each other on the same system

• for communication between two processes on the same system

• for communication between two processes on separate systems

• none of the mentioned

Deadlocks can be described more precisely in terms of a directed graph called a

• Bar graph

• Resource-allocation graph

• Pie charts

• Line graph