Most answered questions under tag operating system

+3 votes

3 answers

Why cache memory is faster than RAM?

posted Mar 18, 2016 by Chirag Gangdev

+1 vote

3 answers

How do you find how many cpu are in your system and there details?

posted Dec 9, 2015 by Mohammed Hussain

+2 votes

2 answers

OS: How I can see number of threads belong one process running in machine ?

posted Nov 20, 2016 by Neeraj Mishra

0 votes

2 answers

OS: Does the stack always grow in upward direction or it is system dependent ?

posted Oct 1, 2016 by Vikram Singh

0 votes

2 answers

What are the advantages and disadvantages of multiprogramming?

posted Jun 6, 2016 by Mike Kipngetich Bore

0 votes

2 answers

What are the advantages of multiprocessor system?

posted Apr 7, 2016 by Latha

+1 vote

2 answers

Explain Memory Partitioning, Paging, Segmentation.

posted Dec 28, 2015 by Sathyasree

+1 vote

2 answers

Explain the following file systems : NTFS, Macintosh(HPFS), FAT.

posted Dec 28, 2015 by Sathyasree

+1 vote

2 answers

What is "chmod" command? What do you understand by this line “r-- -w- --x?

posted Dec 9, 2015 by Mohammed Hussain

0 votes

2 answers

What is thrashing in context of operating system?

posted Dec 8, 2015 by anonymous

+3 votes

2 answers

What is DMA i.e. direct memory access, please describe in detail?

posted Aug 1, 2015 by anonymous

+3 votes

2 answers

What is a Thread and how it is different from Process?

posted Jul 18, 2015 by anonymous

+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

+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

+2 votes

2 answers

What is Batch processing and what are its advantages and disadvantages?

posted Jul 13, 2015 by anonymous

+2 votes

2 answers

Can someone give detailed view about initial RAM based file system (initramfs) and its contents ?

posted Jan 5, 2015 by Sachidananda Sahu

+3 votes

2 answers

What is process synchronization ?

posted Dec 6, 2014 by Vikram Singh

0 votes

2 answers

What are the basic functions of an operating system ?

posted Dec 2, 2014 by Vikram Singh

+3 votes

2 answers

How NOS differ from any other OS ?

posted Oct 17, 2014 by Harshita

+3 votes

2 answers

Paging v/s Segmentation ?

posted Sep 19, 2014 by Harshita

+1 vote

2 answers

What would be the best book for Operating System and Computer Networks?

posted Aug 5, 2014 by anonymous

+1 vote

2 answers

What is compaction in context of operating system?

posted May 31, 2014 by Amit Kumar Pandey

0 votes

1 answer

Ive been hosting my rails apps on freebsd Anyone have preferences which OS to host on?

posted Aug 5, 2018 by anonymous

+1 vote

1 answer

When the process issues an I/O request: a) It is placed in an I/O queue b) It is placed in a waiting queue...

posted Jun 2, 2018 by anonymous

+1 vote

1 answer

What are the attributes of process control block?

posted May 28, 2018 by anonymous

+1 vote

1 answer

Does variable length partition schema suffers from internal fragmentation?

posted May 10, 2018 by anonymous

+2 votes

1 answer

What are the necessary conditions for deadlock to happen and why?

posted Nov 2, 2017 by anonymous

+1 vote

1 answer

what are the performance difference between user space thread and kernel space threads?

posted Oct 15, 2017 by anonymous

+1 vote

1 answer

How can we detect OS of the client machine using JavaScript?

posted Aug 7, 2017 by Satish Mn

+1 vote

1 answer

What different kinds of SmartPhone OS are there?

posted Mar 3, 2017 by Atindra Kumar Nath

+1 vote

1 answer

OS: What is priority Inversion and priority inheritance ?

posted Sep 22, 2016 by Vikram Singh

+2 votes

1 answer

How spooling removes the drawback of serial processing?

posted Jul 18, 2016 by anonymous

+1 vote

1 answer

What is the maximum size of binary can be run on 32-bit operating system?

posted Jun 16, 2016 by anonymous

+1 vote

1 answer

OS: What are the advantages of having multiprocessor over the single processor in a system ?

posted May 31, 2016 by Vikram Singh

+1 vote

1 answer

Which is the best page replacement algorithm and Why? How much time is spent usually in each phases and why?

posted May 12, 2016 by Hasan Raza

+1 vote

1 answer

Explain briefly about, processor, assembler, compiler, loader, linker and the functions executed by them.

posted May 12, 2016 by Hasan Raza

+3 votes

1 answer

Open system call in linux

posted May 10, 2016 by Shivam Kumar Pandey

+1 vote

1 answer

What are the functionality performed by the OS after executable file is created of your code.

posted May 5, 2016 by anonymous

+1 vote

1 answer

What is starvation in context of multi-threading?

posted Apr 18, 2016 by anonymous

0 votes

1 answer

How does swapping result in better memory management?

posted Apr 15, 2016 by Latha

0 votes

1 answer

What is the best page size when designing an operating system?

posted Apr 15, 2016 by Latha

0 votes

1 answer

When designing the file structure for an operating system, what attributes are considered?

posted Apr 15, 2016 by Latha

+1 vote

1 answer

OS: How does file descriptor duping works in linux operating system ?

posted Apr 11, 2016 by Vikram Singh

–1 vote

1 answer

What are device drivers?

posted Apr 11, 2016 by Sathyasree

0 votes

1 answer

What is root partition?

posted Apr 11, 2016 by Sathyasree

0 votes

1 answer

Differentiate internal commands from external commands.

posted Apr 11, 2016 by Sathyasree

+1 vote

1 answer

OS: How does the re-direction work internally in unix system ?

posted Apr 9, 2016 by Vikram Singh

0 votes

1 answer

What is plumbing / piping?

posted Apr 9, 2016 by Sathaybama

0 votes

1 answer

Why is partitioning and formatting a prerequisite to installing an operating system?

posted Apr 9, 2016 by Sathaybama

0 votes

1 answer

What is preemptive multitasking?

posted Apr 9, 2016 by Sathaybama