Question 1

The entry of all the PCBs of the current processes is in :

Accepted Answer

A) process register 
B) program counter 
C) process table 
D) process unit 
A) process register 
B) program counter 
C) process table 
D) process unit C

Question 2

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

Accepted Answer

A) system calls 
B) api 
C) library 
D) assembly instructions 
A) system calls 
B) api 
C) library 
D) assembly instructions A

Question 3

The number of processes completed per unit time is known as __________.

Accepted Answer

A) output 
B) throughput 
C) efficiency 
D) capacity 
A) output 
B) throughput 
C) efficiency 
D) capacity B

Question 4

Which one of the following is not a real time operating system?

Accepted Answer

A) vxworks 
B) windows ce 
C) rtlinux 
D) palm os 
A) vxworks 
B) windows ce 
C) rtlinux 
D) palm os

Question 5

. If a process fails, most operating system write the error information to a

Accepted Answer

A) log file 
B) another running process 
C) new file 
D) none of the mentioned 
A) log file 
B) another running process 
C) new file 
D) none of the mentioned

Question 6

The degree of multi-programming is :

Accepted Answer

A) the number of processes executed per unit time 
B) the number of processes in the ready queue 
C) the number of processes in the i/o queue 
D) the number of processes in memory 
A) the number of processes executed per unit time 
B) the number of processes in the ready queue 
C) the number of processes in the i/o queue 
D) the number of processes in memory

Question 7

The systems which allows only one process execution at a time, are called

Accepted Answer

A) uniprogramming systems 
B) uniprocessing systems 
C) unitasking systems 
D) none of the mentioned 
A) uniprogramming systems 
B) uniprocessing systems 
C) unitasking systems 
D) none of the mentioned

Question 8

Which one of the following error will be handle by the operating system?

Accepted Answer

A) power failure 
B) lack of paper in printer 
C) connection failure in the network 
D) all of the mentioned 
A) power failure 
B) lack of paper in printer 
C) connection failure in the network 
D) all of the mentioned

Question 9

Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

Accepted Answer

A) dtrace 
B) dlocate 
C) dmap 
D) dadd 
A) dtrace 
B) dlocate 
C) dmap 
D) dadd

Question 10

In Unix, Which system call creates the new process?

Accepted Answer

A) fork 
B) create 
C) new 
D) none of the mentioned 
A) fork 
B) create 
C) new 
D) none of the mentioned

Question 11

What is operating system?

Accepted Answer

A) collection of programs that manages hardware resources 
B) system service provider to the application programs 
C) link to interface the hardware and application programs 
D) all of the mentioned 
A) collection of programs that manages hardware resources 
B) system service provider to the application programs 
C) link to interface the hardware and application programs 
D) all of the mentioned

Question 12

Which one of the following is not true?

Accepted Answer

A) kernel is the program that constitutes the central core of the operating system 
B) kernel is the first part of operating system to load into memory during booting 
C) kernel is made of various modules which can not be loaded in running operating system 
D) kernel remains in the memory during the entire computer session 
A) kernel is the program that constitutes the central core of the operating system 
B) kernel is the first part of operating system to load into memory during booting 
C) kernel is made of various modules which can not be loaded in running operating system 
D) kernel remains in the memory during the entire computer session

Question 13

Which system call returns the process identifier of a terminated child?

Accepted Answer

A) wait 
B) exit 
C) fork 
D) get 
A) wait 
B) exit 
C) fork 
D) get

Question 14

The OS X has

Accepted Answer

A) monolithic kernel 
B) hybrid kernel 
C) microkernel 
D) monolithic kernel with modules 
A) monolithic kernel 
B) hybrid kernel 
C) microkernel 
D) monolithic kernel with modules

Question 15

A set of processes is deadlock if

Accepted Answer

A) each process is blocked and will remain so forever 
B) each process is terminated 
C) all processes are trying to kill each other 
D) none of the mentioned 
A) each process is blocked and will remain so forever 
B) each process is terminated 
C) all processes are trying to kill each other 
D) none of the mentioned

Question 16

By operating system, the resource management can be done via

Accepted Answer

A) time division multiplexing 
B) space division multiplexing 
C) both (a) and (b) 
D) none of the mentioned 
A) time division multiplexing 
B) space division multiplexing 
C) both (a) and (b) 
D) none of the mentioned

Question 17

The address of the next instruction to be executed by the current process is provided by the

Accepted Answer

A) cpu registers 
B) program counter 
C) process stack 
D) pipe 
A) cpu registers 
B) program counter 
C) process stack 
D) pipe

Question 18

The state of a process is defined by :

Accepted Answer

A) the final activity of the process 
B) the activity just executed by the process 
C) the activity to next be executed by the process 
D) the current activity of the process 
A) the final activity of the process 
B) the activity just executed by the process 
C) the activity to next be executed by the process 
D) the current activity of the process

Question 19

What is the ready state of a process?

Accepted Answer

A) when process is scheduled to run after some execution 
B) when process is unable to run until some task has been completed 
C) when process is using the cpu 
D) none of the mentioned 
A) when process is scheduled to run after some execution 
B) when process is unable to run until some task has been completed 
C) when process is using the cpu 
D) none of the mentioned

Question 20

A process can be terminated due to

Accepted Answer

A) normal exit 
B) fatal error 
C) killed by another process 
D) all of the mentioned 
A) normal exit 
B) fatal error 
C) killed by another process 
D) all of the mentioned

The entry of all the PCBs of the current processes is in :

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

The number of processes completed per unit time is known as __________.

Which one of the following is not a real time operating system?

. If a process fails, most operating system write the error information to a

The degree of multi-programming is :

The systems which allows only one process execution at a time, are called

Which one of the following error will be handle by the operating system?

Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

In Unix, Which system call creates the new process?

What is operating system?

Which one of the following is not true?

Which system call returns the process identifier of a terminated child?

The OS X has

A set of processes is deadlock if

By operating system, the resource management can be done via

The address of the next instruction to be executed by the current process is provided by the

The state of a process is defined by :

What is the ready state of a process?

A process can be terminated due to

Operating System and Process Management: Part A

Operating System and Process Management: Part B

Memory Management, Content Delivery, and Thread Models

Operating Systems and Disk Management

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Exam 1: Operating Systems

The entry of all the PCBs of the current processes is in :

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

The number of processes completed per unit time is known as __________.

Which one of the following is not a real time operating system?

. If a process fails, most operating system write the error information to a

The degree of multi-programming is :

The systems which allows only one process execution at a time, are called

Which one of the following error will be handle by the operating system?

Which facility dynamically adds probes to a running system, both in user processes and in the kernel?

In Unix, Which system call creates the new process?

What is operating system?

Which one of the following is not true?

Which system call returns the process identifier of a terminated child?

The OS X has

A set of processes is deadlock if

By operating system, the resource management can be done via

The address of the next instruction to be executed by the current process is provided by the

The state of a process is defined by :

What is the ready state of a process?

A process can be terminated due to

Operating System and Process Management: Part A

Operating System and Process Management: Part B

Memory Management, Content Delivery, and Thread Models

Operating Systems and Disk Management

Filters