The function of long-term scheduler is to:

Move the process from secondary storage to ready queue.

What is the function of mid-term scheduler?

It swaps out the idle process from memory to secondary storage.

What is the function of short-term scheduler?

Selects a process from ready queue and assigns it to the CPU.

The interval from the time of submission to completion of a process

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OS- Introduction

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Questions 19

Answers

1
From waiting state, a process can only enter into _________
Terminated state
Ready state
New state
Running state
2
The switching of CPU between different processes is called _________.
Context Switching
Organizing
Swapping
Multiple Switching
3
The ready queue is maintained by __________.
Linked list
Array
Stack
Tree
4
Which scheduler maintains the Degree of Multiprogramming?
Long-Term Scheduler
Short-Term Scheduler
Mid-Term Scheduler
None of the Above
5
Which of the following scheduling algorithms use Time Quantum?
Priority Scheduling
Round Robin
SJF
FCFS
6
Each process has its own PCB.
True
False
7
The function of long-term scheduler is to:
Move the process from ready queue to CPU.
Move the process between different queues.
Move the process from secondary storage to ready queue.
Move the process from memory to secondary storage.
8
Which of the following is an example of Single Programming Operating System?
MS-DOS
Unix
Linux
Windows
9
All the processes which are ready to execute reside in _________.
Waiting queue
I/O queue
Ready queue
Running queue
10
A process is a
A complete software package
Operating system itself.
Program in execution
Interrupt handler
11
Which of the following is not the function of Operating System?
Memory Management
Process Management
Device Management
Clock Management
12
What is an Operating System?
It is an interface between the user and the hardware.
It provides a platform for the user to run applications.
All of the above.
It is the first software that runs when the computer boots up.
13
What is the function of mid-term scheduler?
It swaps out the idle process from memory to secondary storage.
It moves the process from ready queue to CPU.
It moves the process between different queues.
It helps the CPU in executing the process.
14
What is the function of short-term scheduler?
Selects a process from secondary storage device and allocates it to the CPU
Selects a process from memory and swaps out to secondary storage.
Selects a process from ready queue and assigns it to the CPU.
Selects a process from I/O queue to moves it to ready queue.
15
Turnaround time is:
The interval from the time of submission to completion of a process
The sum of periods spent executing on CPU.
The time when the process first responds.
The sum of periods spent waiting in the ready queue
16
The full form of PCB is:
Process Creating Block
Public Control Block
Process Control Box
Process Control Block
17
There can be more than one process in running state at any given time.
True
False
18
The state of a process is stored in its __________.
Source code
Memory
Registers
PCB
19
Which of the following in not an Operating System?
Windows Explorer
Red Hat
Solaris
Red Hat

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