Operating Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

IIS server Senario :One company hosted the website in that Active Directory server(No PDC etc..) is down and DNS server is down. weather user was able to access the website if yes how?

Cable Wireless,

1 4208

1 which file contains information about os wether it's 32 bit or 64 bit os 2 difference between logical block and physical block?? 3 what is the size of logical block and physical block?? 4 daemon for nfs on client end as well as server end??? 5 how to confirm from client end about nfs server sharing?? 6 what contains information about file and directory creating time or modification time??

Oracle,

4 9622

Purposes, features and functions of windows 98 and xp. i am struggling with this because i have to compare their strenths and weaknesses, please can i get help?

3969

How to know a process is a zombie or orphan process?

Perot Systems,

3 18985

i want to do linux. i am completed b.sc. in physics i want to do carrier in linux newgeneration which cource will confartable give me solution

HP,

1 4417

HOW can I work UNIX commands on Windows XP without installing UNIX O/S in PC

TCL,

8 16929

how to increase file system in root disk mirroring with out detach the mirror?

1 5131

in linux gui desktop icon was lost how con u back this icons

2 5170

I am given a sequential algorithm that does a routine search on an unordered list. N = 20. The probability that the value x does NOT appear in the list is exactly 60%, and the probability that x DOES appear is 40%. The 3 questions that I could not get were: A) What is the avg number of element comparisons performed when n = 20 and x does NOT appear in the List. (my answer was 20, is this correct?) B) What is the avg number of element comparisons peformed when n = 20 and x DOES appear in the list? C) What is the avg number of element comparisons performed when n = 20. This should be a single number answer they said.

3 6462

how to uninstall bundle of patches?

Wipro,

1 5340

if storage contain 500 disks in this one disk is failed,we placed new disk in failed disk place,how can we find out exact path of the newly installed disk when we execute format command?

TCL,

5 8665

how many servers are maintaining and what is your 'user base' in the organization?------friends please tell me in what way the answer should be?

emc2,

1 4509

How to add a patch on multiple servers(400) at a time.

Verizon,

1 7786

what is a milestone and, how can we change the default milestone?

nvidia,

2 12405

How we configure the veritas cluster server for solaris? what r the proceure we have to take configuration

IBM,

1 13718

Un-Answered Questions { Operating Systems }

What is the difference between a file and a folder?

961

What is a hash in programming?

909

What are the examples of simple command?

1094

What is run command windows 7?

912

What are read-write locks?

1005

What is the shutdown command?

964

What are Odm Commands.

1126

Is vmware a hypervisor?

954

What are linear and non linear data structures?

861

What items of information about a task might be useful in real time scheduling?

2489

What are the advantage of linked list over array?

851

How remove all from arraylist?

933

Can I update my windows 7 to windows 10 for free?

817

Are files with exe safe?

906

What is the difference between hashset and hashmap?

1046

For More Un-Answered { Operating Systems } Questions Click Here