Question 1

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 A

Question 2

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 A

Question 3

To avoid deadlock___________

Accepted Answer

A) there must be a fixed number of resources to 
B) resource allocation must be done only 
C) all deadlocked processes must be 
D) inversion technique can be used 
A) there must be a fixed number of resources to 
B) resource allocation must be done only 
C) all deadlocked processes must be 
D) inversion technique can be used A

Question 4

The larger the block size, the the internal fragmentation.

Accepted Answer

A) greater 
B) lesser 
C) same 
D) none of the mentioned 
A) greater 
B) lesser 
C) same 
D) none of the mentioned

Question 5

Memory management technique in which system stores and retrieves data from secondary storage for use in main

Accepted Answer

A) fragmentation 
B) paging 
C) mapping 
D) None of the mentioned 
A) fragmentation 
B) paging 
C) mapping 
D) None of the mentioned

Question 6

A Process Control Block(PCB) does not contain which of the following?

Accepted Answer

A) Code 
B) Stack 
C) Bootstrap Program 
D) Data 
A) Code 
B) Stack 
C) Bootstrap Program 
D) Data

Question 7

With a shared file___________

Accepted Answer

A) actual file exists 
B) there are two copies of the file 
C) the changes made by one person are not reflected to the 
D) the changes made by one person are reflected to the other 
A) actual file exists 
B) there are two copies of the file 
C) the changes made by one person are not reflected to the 
D) the changes made by one person are reflected to the other

Question 8

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 9

Data cannot be written to secondary storage unless written within a___________

Accepted Answer

A) file 
B) swap space 
C) directory 
D) text format 
A) file 
B) swap space 
C) directory 
D) text format

Question 10

In operating system, each process has its own

Accepted Answer

A) address space and global variables 
B) open files 
C) pending alarms, signals and signal handlers 
D) all of the mentioned 
A) address space and global variables 
B) open files 
C) pending alarms, signals and signal handlers 
D) all of the mentioned

Question 11

What is the mounting of file system?

Accepted Answer

A) creating of a filesystem 
B) deleting a filesystem 
C) attaching portion of the file system into a directory 
D) removing the portion of the file system into a directory structure 
A) creating of a filesystem 
B) deleting a filesystem 
C) attaching portion of the file system into a directory 
D) removing the portion of the file system into a directory structure

Question 12

The backing store is generally a___________

Accepted Answer

A) fast disk 
B) disk large enough to accommodate copies of all memory images for all users 
C) disk to provide direct access to the memory images 
D) all of the mentioned 
A) fast disk 
B) disk large enough to accommodate copies of all memory images for all users 
C) disk to provide direct access to the memory images 
D) all of the mentioned

Question 13

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 14

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 15

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

Question 16

The main function of the command interpreter is

Accepted Answer

A) to get and execute the next user-specified command 
B) to provide the interface between the API and application program 
C) to handle the files in operating system 
D) none of the mentioned 
A) to get and execute the next user-specified command 
B) to provide the interface between the API and application program 
C) to handle the files in operating system 
D) none of the mentioned

Question 17

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 cannot 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 cannot be loaded in running operating system 
D) kernel remains in the memory during the entire computer session

Question 18

What is interprocess communication?

Accepted Answer

A) Communication within the process 
B) communication between two process 
C) communications between two threads of same process 
D) none of the mentioned 
A) Communication within the process 
B) communication between two process 
C) communications between two threads of same process 
D) none of the mentioned

Question 19

By operating system, the resource management can be done via

Accepted Answer

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

Question 20

Which of the following condition(s) is/are required for a deadlock to be possible?

Accepted Answer

A) mutual exclusion 
B) a process may hold allocated resources while awaiting 
C) no resource can be forcibly removed from a process 
D) All of the mentioned 
A) mutual exclusion 
B) a process may hold allocated resources while awaiting 
C) no resource can be forcibly removed from a process 
D) All of the mentioned

Exam 25: Operating System and Memory Management

In Unix, Which system call creates the new process?

A set of processes is deadlock if

To avoid deadlock___________

The larger the block size, the the internal fragmentation.

Memory management technique in which system stores and retrieves data from secondary storage for use in main

A Process Control Block(PCB) does not contain which of the following?

With a shared file___________

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

Data cannot be written to secondary storage unless written within a___________

In operating system, each process has its own

What is the mounting of file system?

The backing store is generally a___________

What is operating system?

What is the ready state of a process?

A process can be terminated due to

The main function of the command interpreter is

Which one of the following is not true?

What is interprocess communication?

By operating system, the resource management can be done via

Which of the following condition(s) is/are required for a deadlock to be possible?

Operating System

Operating System and Software

Operating System and Computer Basics: Formatting, Clipboard, Radio Buttons, Bankers Algorithm, and More

Computer Software and Operating System

Processor and Memory Fundamentals

Computer Architecture and Memory

Computer Science and Information Technology on Raid, Middleware, and CPU Scheduling

Understanding Process Scheduling in Operating Systems

Operating System and Process Management

Process Scheduling and Synchronization in Multi-Programming Environment

Process Management and Interprocess Communication in Unix

Semaphores, Spinlocks, and Monitors: Understanding Synchronization in Operating Systems

Concurrency Control and Deadlock Prevention in Operating Systems

Deadlock and Resource Allocation in Computer Systems

Memory Management and Swapping Techniques

Memory Management in Operating Systems

Understanding Paging and Memory Management in Operating Systems

Understanding Virtual Memory and Page Replacement Algorithms

Virtual Memory, Segmentation, and Disk Management

Disk Management and I/O Subsystem

Linux Kernel and System Structures

Thread Management and Synchronization in Operating Systems

Operating System Concepts: System Calls, Threads, and Signals

Operating System and Thread Pool

Process Control and Memory Management

Linux Kernel, File Systems, Bootloaders and Distributions

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