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Most answered questions under tag os

0 votes
1 answer
How same OS works for different processor architecture?
posted Nov 2, 2015 by Chirag Gangdev
  • processors
  • os
  • scheduler
+1 vote
1 answer
Can a system have more than 1 CPU?
posted Oct 21, 2015 by anonymous
  • os
+2 votes
1 answer
How two OS shares file information if both are installed on single machine?
posted Sep 10, 2015 by anonymous
  • os
  • linux
  • windows
  • file system
+1 vote
1 answer
What are the different functions of Syntax phase, Scheduler?
posted Sep 7, 2015 by Mohammed Hussain
  • operating system
  • os
+1 vote
1 answer
Explain about paged segmentation and segment paging?
posted Sep 7, 2015 by Mohammed Hussain
  • operating system
  • os
+1 vote
1 answer
What is virtual memory and why it its required in an OS?
posted Jul 25, 2015 by anonymous
  • os
  • operating system
  • memory management
  • virtual memory
+2 votes
1 answer
What is the difference between dynamic and static linking?
posted Jul 21, 2015 by anonymous
  • operating system
  • os
+4 votes
1 answer
What is the difference between kernel level thread and user level thread?
posted Jul 18, 2015 by anonymous
  • threads
  • process
  • operating system
  • os
+3 votes
1 answer
What is the need of three scheduler i.e Long Term, Short Term and Medium Term Scheduler in an OS?
posted Jul 14, 2015 by anonymous
  • operating system
  • os
+2 votes
1 answer
What are the various states of a process?
posted Jul 13, 2015 by anonymous
  • operating system
  • os
  • process
+3 votes
1 answer
What is Spooling in context of OS?
posted Jul 13, 2015 by anonymous
  • os
  • operating system
+1 vote
1 answer
What is a Network operating System and how it is different with popular OS like Linux/Windows etc...
posted Jul 13, 2015 by anonymous
  • operating system
  • os
+4 votes
1 answer
Explain programmed I/O and interrupt I/O. How they differ
posted Apr 22, 2015 by Vrije Mani Upadhyay
  • os
+3 votes
1 answer
How to Check if Your Sun OS System is 32-bit or 64-bit?
posted Apr 11, 2015 by Amit Kumar Pandey
  • os
  • sun os
+3 votes
1 answer
What does signify the following terms in the context of an operating system ?
posted Jan 26, 2015 by Harshita
  • os
  • operating system
0 votes
1 answer
Why Linux Will Never Suffer From Viruses Like Windows ??
posted Jan 8, 2015 by Chirag Gangdev
  • linux
  • os
0 votes
1 answer
What are the disadvantages of context switching ?
posted Dec 28, 2014 by Vikram Singh
  • operating system
  • os
+1 vote
1 answer
How different is Cyanogen OS from Android OS?
posted Dec 21, 2014 by Amit Kumar Pandey
  • os
  • android
+2 votes
1 answer
c++: What is pointer to member? Can someone please explain with an example?
posted Dec 20, 2014 by Amit Kumar Pandey
  • c programming
  • os
+2 votes
1 answer
What is cache-coherency and how does it maintain ?
posted Dec 14, 2014 by Neeraj Mishra
  • operating system
  • os
+2 votes
1 answer
What does mean by dual-mode operation in the context of operating system ?
posted Dec 11, 2014 by Ganesh Kumar
  • operating system
  • os
+1 vote
1 answer
How can we define the virtual memory for Windows 7 OS?
posted Dec 7, 2014 by Amit Kumar Pandey
  • os
  • operating system
  • windowsphone
+1 vote
1 answer
What does mean of Data Execution Prevention in context OS?
posted Dec 7, 2014 by Amit Kumar Pandey
  • os
  • operating system
+1 vote
1 answer
What is thrashing ?
posted Dec 7, 2014 by Ganesh
  • os
  • operating system
+3 votes
1 answer
Spinlocks should be avoided in uniprocessor contexts. Why is this?
posted Dec 2, 2014 by Bheemappa G
  • c
  • os
  • threads
  • c programming
+2 votes
1 answer
How thread acquires mutex lock ?
posted Dec 2, 2014 by Bheemappa G
  • os
  • threads
  • multithreading
  • c
+3 votes
1 answer
What Are Multi Tasking, Multi Programming And Multi Threading?
posted Nov 29, 2014 by Vrije Mani Upadhyay
  • os
+2 votes
1 answer
What is a drawback of MVT ?
posted Nov 27, 2014 by Ganesh Kumar
  • os
  • operating system
+1 vote
1 answer
OS: What is the meaning of mutex ?
posted Nov 27, 2014 by Neeraj Mishra
  • os
  • operating system
+2 votes
1 answer
What does mean of MBR(Master Boot record) in context of OS?
posted Nov 4, 2014 by Amit Kumar Pandey
  • os
  • operating system
  • c
+3 votes
1 answer
How would you measure the time spent in a context switch?
posted Oct 11, 2014 by Kali Mishra
  • os
+1 vote
1 answer
What is the concept of paging in context of Operating System?
posted Sep 16, 2014 by Varnita Chaudhari
  • os
0 votes
1 answer
What is the difference between fork and vfork system calls ?
posted Aug 29, 2014 by Neelam
  • operating system
  • os
0 votes
1 answer
What does Binding in Context of OS?
posted Aug 28, 2014 by Amit Kumar Pandey
  • os
  • operating system
  • threadsafe
0 votes
1 answer
What does Marshalling in Context of OS?
posted Aug 28, 2014 by Amit Kumar Pandey
  • os
  • operating system
  • threadsafe
0 votes
1 answer
What is Remote Procedure Call ?
posted Aug 28, 2014 by Neelam
  • os
0 votes
1 answer
What does mean by pseudo terminal ?
posted Aug 28, 2014 by Neelam
  • os
0 votes
1 answer
What is meant by arm-stickiness?
posted Aug 27, 2014 by Neelam
  • os
0 votes
1 answer
What are turnaround time and response time?
posted Aug 27, 2014 by Neelam
  • os
0 votes
1 answer
Difference between centralized and decentralized approach for database access ?
posted Aug 27, 2014 by Neelam
  • os
  • unix
0 votes
1 answer
OS: What is termcap, terminfo and curses ?
posted Aug 26, 2014 by Neelam
  • os
0 votes
1 answer
What is open sever ?
posted Aug 25, 2014 by Harshita
  • os
0 votes
1 answer
Init process resides in kernal space or user space ?
posted Aug 24, 2014 by Ganesh
  • os
0 votes
1 answer
How many process get created??
posted Aug 14, 2014 by Prakash Singh
  • c
  • unix
  • linux
  • os
0 votes
1 answer
What are global and local page replacements?
posted Aug 11, 2014 by Rahul Singh
  • os
+2 votes
1 answer
Linux: How linux operating system handles background processes ?
posted Jul 30, 2014 by Harshita
  • os
  • linux
  • unix
+2 votes
1 answer
Use case to check re-entrancy of a function ?
posted Jul 30, 2014 by Harshita
  • os
  • reentrant
  • threadsafe
0 votes
1 answer
OS : How file duping works ?
posted Jul 23, 2014 by Harshita
  • os
  • linux
0 votes
1 answer
Compiler : What is meaning of the term trampoline arrangement in case of library ?
posted Jul 9, 2014 by Sachidananda Sahu
  • compiler
  • os
  • library
0 votes
1 answer
Does anyone explain md5sum and chksum in Unix file system
posted Jul 5, 2014 by Amit Kumar Pandey
  • unix
  • os
  • linux
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