Recent posts under tag os

+2 votes

4 answers

What is the difference between Linux and UNIX operating systems?

posted Jan 22, 2014 by anonymous

+12 votes

Paging and Virtual Memory in OS

posted Jan 3, 2014 by Salil Agrawal

+1 vote

2 answers

How to recover deleted files using python?

posted Dec 26, 2013 by Jagan Mishra

+4 votes

1 answer

Difference between unitasking and multitasking ?

posted Dec 10, 2013 by Diya Sharma

+5 votes

1 answer

What is difference between VxWorks and GPOS ?

posted Dec 10, 2013 by Vikas Upadhyay

+5 votes

3 answers

.What is diference between monolithic kernel and micro kernel ?

posted Dec 10, 2013 by Mona Sharma

+2 votes

1 answer

What are various types of fragmentation in context of operating system?

posted Dec 2, 2013 by anonymous

+4 votes

1 answer

What is busy waiting in context of operating system?

posted Dec 2, 2013 by anonymous

+5 votes

2 answers

What is the use of structure padding in C?

posted Nov 24, 2013 by sivanraj

+8 votes

1 answer

What is cycle stealing and how it improve the system performance?

posted Nov 21, 2013 by anonymous

+6 votes

1 answer

OS: What is the Translation Lookaside Buffer

posted Nov 21, 2013 by anonymous

+5 votes

1 answer

What are the conditions that lead to a deadlock in a system?

posted Nov 21, 2013 by Luv Kumar

+3 votes

1 answer

What is the meaning of Reentrancy in operating system?

posted Nov 21, 2013 by Luv Kumar

+4 votes

1 answer

Difference between Hard and Soft real-time systems?

posted Nov 18, 2013 by anonymous

+3 votes

1 answer

OS: Difference between pipe and fifo ?

posted Nov 15, 2013 by Ganesh Kumar

+2 votes

Software Engineer at Novell Software (Bangalore)

posted Nov 13, 2013 by anonymous

+3 votes

1 answer

What is the use of setuid bit in Linux?

posted Nov 12, 2013 by Sheetal Chauhan

+2 votes

2 answers

OS: What is the use of sticky bit?

posted Nov 12, 2013 by Ganesh Kumar

+3 votes

Opportunity with Wenger & Watson Inc. (Hyderabad)

posted Nov 8, 2013 by anonymous

+4 votes

2 answers

What is the difference between elf and a.out ?

posted Nov 8, 2013 by Anuj Yadav

+3 votes

2 answers

WAP to check that system is 32 bit or 64 bit ?

posted Nov 8, 2013 by Anuj Yadav

+4 votes

1 answer

What is the difference between RUDP and UDP?

posted Nov 8, 2013 by Vikas Upadhyay

+3 votes

2 answers

Is a + b atomic operation ??

posted Nov 6, 2013 by Vikas Upadhyay

+4 votes

0 answers

Is context switching possible in the process of function loading?

posted Nov 6, 2013 by Vikas Upadhyay

+5 votes

1 answer

How many process will be created ??

posted Nov 4, 2013 by Mona Sharma

+2 votes

1 answer

Which data structure is used to store a file into memory and why?

posted Nov 1, 2013 by Meenal Mishra

+4 votes

1 answer

Why Android can not be treated as a standalone OS for a PC?

posted Oct 30, 2013 by Sonu Jindal

+4 votes

1 answer

Can we use socket instead of message queue?

posted Oct 29, 2013 by Vikas Upadhyay

+5 votes

1 answer

what is the difference between spin lock and condition mutex ??

posted Oct 26, 2013 by Vikas Upadhyay

+7 votes

1 answer

How linux mutex is differ from mutex in VxWorks ??

posted Oct 21, 2013 by Vikas Upadhyay

+2 votes

1 answer

Difference between TSR and TSO program ?

posted Oct 21, 2013 by Neeraj Mishra

+3 votes

1 answer

How much memory calloc and malloc can allocate ?

posted Oct 18, 2013 by Neeraj Mishra

+2 votes

1 answer

Difference between embedded system and computer system ?

posted Oct 17, 2013 by Vikram Singh

+2 votes

1 answer

OS: How RPC works ? Can someone please provide real life example ?

posted Oct 17, 2013 by Vikram Singh

+4 votes

1 answer

Mutex unlock from different thread?

posted Oct 14, 2013 by Vikas Upadhyay

+2 votes

1 answer

How I/O controller works for an Operating System?

posted Oct 14, 2013 by Ganesh Kumar

+2 votes

0 answers

What is the major difference between Normal OS and RTOS?

posted Oct 3, 2013 by Giri Prasad

+1 vote

1 answer

what is meant by scheduling?

posted Oct 3, 2013 by Giri Prasad

+8 votes

2 answers

Why there is two part of data section (UnInitialized and Initialized) ??

posted Oct 1, 2013 by Vikas Upadhyay

+3 votes

2 answers

Can we change the inode table entries for a file in unix system ? If yes then how ?

posted Sep 30, 2013 by Vikram Singh

+4 votes

2 answers

Difference between synchronous and asynchronous interrupt ?

posted Sep 29, 2013 by Neeraj Mishra

+3 votes

1 answer

What is the advantage of having virtual address space concept in OS ?

posted Sep 29, 2013 by Vimal Kumar Mishra

+2 votes

1 answer

How function pointers are shared across different processes?

posted Sep 29, 2013 by Ganesh Kumar

+4 votes

1 answer

How mutual exclusion will be ensured in Multi-core processors?

posted Sep 23, 2013 by Arvind Singh

+4 votes

2 answers

How can you change the priority of threads?

posted Sep 21, 2013 by Giri Prasad

+3 votes

1 answer

who initiates priority in scheduling in RTOS?

posted Sep 21, 2013 by Giri Prasad

+3 votes

2 answers

I heard like far, near, huge pointer ? what it has significance and when these can be used ?

posted Sep 20, 2013 by Ganesh Kumar

+3 votes

1 answer

What is Symmetric Multi Processing in th context of operating system ?

posted Sep 20, 2013 by Ganesh Kumar

+2 votes

1 answer

What is thread pool ?

posted Sep 12, 2013 by Vikram Singh

+2 votes

1 answer

What is file descriptor table for a process and how it is works ?

posted Sep 10, 2013 by Vikram Singh