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Recent posts under tag operating system

+1 vote
1 answer
You have an IP address in your network how will you find hostname and vice versa?
posted Oct 14, 2015 by Mohammed Hussain
  • operating system
  • linux
+5 votes
1 answer
What is swappiness in Linux Memory Management and how do we configure that ?
posted Oct 13, 2015 by Mohammed Hussain
  • linux
  • operating system
+4 votes
1 answer
What is inode ? Briefly explain the structure ?
posted Oct 13, 2015 by Mohammed Hussain
  • linux
  • operating system
+5 votes
1 answer
What is rDNS and explain its benefits in the Linux Domain Name Systems ?
posted Oct 8, 2015 by Mohammed Hussain
  • operating system
  • linux
+5 votes
1 answer
Explain the different Scenarios involved in TCP 3 way handshake ?
posted Oct 8, 2015 by Mohammed Hussain
  • networking
  • operating system
+2 votes
1 answer
In the ps results few of the processes are having process state as "D" . What does it mean ?
posted Sep 29, 2015 by Mohammed Hussain
  • operating system
  • linux
+3 votes
1 answer
Explain briefly the procedure for re-installing Grub in Linux ?
posted Sep 29, 2015 by Mohammed Hussain
  • linux
  • operating system
+3 votes
1 answer
How do you check if a particular process is listening on a particular port on remote host?
posted Sep 22, 2015 by Mohammed Hussain
  • unix
  • operating system
+1 vote
0 answers
What is the minimum size of stack is assigned to a process?
posted Sep 10, 2015 by anonymous
  • c programming
  • unix
  • operating system
  • linux
+1 vote
1 answer
What is DRAM? In which form does it store data?
posted Sep 7, 2015 by Mohammed Hussain
  • operating 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
+3 votes
1 answer
If two processes which shares same system memory and system clock in a distributed system, What is it called?
posted Aug 26, 2015 by Mohammed Hussain
  • operating system
  • process
+3 votes
1 answer
What is a mission critical system ?
posted Aug 26, 2015 by Mohammed Hussain
  • operating system
  • scheduling
  • process
+4 votes
1 answer
What is disk interleaving and why is disk interleaving adopted?
posted Aug 24, 2015 by Mohammed Hussain
  • operating system
+4 votes
0 answers
What sort of technique you would use to update a set of files over a network, where a server contains the master copy?
posted Aug 24, 2015 by Mohammed Hussain
  • data structures
  • operating system
+4 votes
1 answer
What are the different tasks of Lexical analysis?
posted Aug 18, 2015 by Mohammed Hussain
  • operating system
+3 votes
1 answer
What are the main difference between Micro-Controller and Micro- Processor?
posted Aug 18, 2015 by Mohammed Hussain
  • processors
  • operating system
+4 votes
1 answer
What is the purpose of swapping in virtual memory?
posted Aug 5, 2015 by Mohammed Hussain
  • operating system
  • virtual memory
  • memory management
+3 votes
1 answer
What is virtual memory, how is it implemented, and why do operating systems use it?
posted Aug 5, 2015 by Mohammed Hussain
  • operating system
  • memory management
  • virtual memory
+2 votes
1 answer
Please explain the high level architecture of Linux Operating System?
posted Aug 4, 2015 by anonymous
  • operating system
  • linux
+1 vote
1 answer
What is an Interrupt, what are their types and usage?
posted Aug 1, 2015 by anonymous
  • interrupt
  • operating system
+3 votes
2 answers
What is DMA i.e. direct memory access, please describe in detail?
posted Aug 1, 2015 by anonymous
  • operating system
  • os
+1 vote
0 answers
What is the difference among Contiguous File Allocation, Linked File Allocation and Indexed File Allocation method?
posted Jul 27, 2015 by anonymous
  • operating system
  • os
  • file system
+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
+1 vote
0 answers
What is the use of Page Replacement Algorithm, please explain each one with example?
posted Jul 24, 2015 by anonymous
  • operating system
  • os
  • scheduling
+2 votes
0 answers
Please explain paging and demand paging process in detail?
posted Jul 24, 2015 by anonymous
  • operating system
  • os
  • scheduling
+1 vote
0 answers
What is the difference bewteen Single partition allocation and Multiple partition allocation?
posted Jul 23, 2015 by anonymous
  • os
  • operating system
  • memory management
+2 votes
1 answer
What is the difference between dynamic and static linking?
posted Jul 21, 2015 by anonymous
  • operating system
  • os
0 votes
0 answers
OS: What is dynamic loading and how it is different from dynamic linking?
posted Jul 21, 2015 by anonymous
  • os
  • operating system
+3 votes
2 answers
What is a Thread and how it is different from Process?
posted Jul 18, 2015 by anonymous
  • operating system
  • os
  • threads
  • process
+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
2 answers
What is Round Robin Scheduling for processes in an Operating System and why this is a preferred choice?
posted Jul 15, 2015 by anonymous
  • operating system
  • process
  • scheduling
  • os
+3 votes
2 answers
What is Priority Based Scheduling for processes in an Operating System, please explain with detail?
posted Jul 15, 2015 by anonymous
  • operating system
  • scheduling
  • process
+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
+3 votes
0 answers
What is a PCB i.e. Process Control Block in context of OS why it is needed and what are the advantage of it?
posted Jul 14, 2015 by anonymous
  • process
  • os
  • operating system
+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
+2 votes
2 answers
What is Batch processing and what are its advantages and disadvantages?
posted Jul 13, 2015 by anonymous
  • operating system
  • os
+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
+3 votes
1 answer
When does the condition 'rendezvous' arise?
posted May 22, 2015 by Shivaranjini
  • operating system
+3 votes
1 answer
What is NOS?
posted May 22, 2015 by Shivaranjini
  • operating system
+3 votes
1 answer
What is process spawning?
posted May 22, 2015 by Shivaranjini
  • operating system
+2 votes
1 answer
Under DOS, what command will you type when you ...
posted May 19, 2015 by Shivaranjini
  • operating system
+2 votes
1 answer
What are the reasons for process suspension?
posted May 19, 2015 by Shivaranjini
  • operating system
+1 vote
1 answer
What is a trap and trapdoor?
posted May 14, 2015 by Shivaranjini
  • operating system
+1 vote
1 answer
What is Throughput, waiting time and Response time?
posted May 14, 2015 by Shivaranjini
  • operating system
0 votes
1 answer
What is symmetric multiprocessing ?
posted May 11, 2015 by Vikram Singh
  • operating system
+1 vote
1 answer
What is demand paging ?
posted May 11, 2015 by Vikram Singh
  • operating system
+3 votes
1 answer
What are the sub-components of I/O manager in Windows NT?
posted May 11, 2015 by Shivaranjini
  • operating system
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