Operating Systems Interview Questions
Questions Answers Views Company eMail

How to Kill a Particular Process in windows?

Tomax,

5 6597

How to change the IP Address of the system in windows 95/98 and windows 2000 server system?

Tomax,

3 5590

What is Difference between thread and process?

Samsung, HCL, Goldman Sachs, Encora, Microsoft, HP, AirTies, Azingo, Bloomberg, MES,

28 241359




How to communicate between difference process?

HP, IBM,

2 5744

What is the best way of communication in multi process environment? ex: getting log from different applications from multi servers?

HP,

1 2166

What is scheduling and How it effects the processor efficiency?

HP,

2 2299

What is virtual memory, if OS didt have that concept What are the problems can arise?

HP,

6 11436

What is the best suited algorithm to avoid internal fragmentation?

HP,

2 5943

How to escape from external fragmentation?

HP,

2 2684

What is difference in managing processes in windows, unix, RTOS?

HP,

1537

What is the difference between mutex and semaphore?

Microsoft, HP,

14 48064

What are counting semaphores?

IBM, HP,

4 9844

which is best among semaphores and mutexes?

HP,

2 4528

which is best among pipes, queues, shared memory and why?

HP,

2 3937

What are named pipes?

HP,

3 3334







Un-Answered Questions { Operating Systems }

After first installation of Solaris 10, what and all the Securities We need to set and how ?

1073


What are Internet-Domain Sockets?

540


in a direct memory access how does the CPU know when the memory operation are complete

1401


why context switching time should be minimum? How it depends on hardware support?

485


What are parameters needed to distinguish an event ?

1078






In the token-passing mutual exclusion algorithm, is the timestamping used to reset clocks and correct drifts, as in the distributed queue algorithms? if not, what is the function of the timestamping?

1508


what is capability and capability based system?

2074


what is the roles and responsibilities in linux system admin having 2yrs exp..?

2996


what is the advaantage of each user having its own copy of the shell?

1073


What is Mapped Memory?

326


directories can be implemented either special files that can only be accused in limited ways or can be implemented as ordinary data files. what are advantages and disadvantages of this approach?

919


do records fall under linear or non linear data structures?

570


what are different ways the context switch happens from user to kernel space or vice-versa ?

1384


To ensure one program doesnt corrupt other program in a Multi program enviornment what you should do?

900


can User access these kernel objects structures?

1095