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

Operating Systems General Concepts Interview Questions

Questions Answers Views Company eMail

What is a real-time system?

SureSoft, Verifone, Wipro,

7 12468

What is the difference between hard and soft real-time systems?

4 11887

What is a mission critical system?

CSE,

2289

What is the important aspect of a real-time system?

3268

If two processes which shares same system memory and system clock in a distributed system, what is it called?

IBM,

2 7822

What is the state of processor, when a process is waiting for some event to occur?

3 7624

What do you mean by deadlock?

2 5723

Explain the difference between micro-kernel and macro-kernel? Give an examples of micro-kernel and macro-kernel?

1 9262

When would you choose bottom-up methodology?

2533

When would you choose Top-down methodology?

2252

Why paging is used?

2 12262

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

3 14195

Difference between Primary storage and secondary storage?

3 25563

What is multi-tasking, multi-programming,multi-threading?

TCS,

9 47368

What is software life cycle?

2 5062

Post New Operating Systems General Concepts Questions

Un-Answered Questions { Operating Systems General Concepts }

How much ram can xp handle?

906

How much ram can a 64 bit os use?

886

Is program files x86 64 bit?

891

What is the difference between a file and a directory?

1006

Difference between short term, long term and medium term scheduler.

1123

What is the trtw/trwt timing?

1093

Is non-pre-emptive scheduling frequently used in a computer? Why?

940

What do you understand by system clock?

953

What is the highest ram?

936

What are the operating system types?

974

Are 64bit applications faster?

885

Define page fault interrupt?

1106

How many os can be installed in a pc?

986

Explain the concept of real-time operating systems?

941

Is 64 bit excel faster?

938

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