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 Semaphore?

3 6464

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

Ignou,

1 6119

What are the different process states?

10 24382

What is Marshalling?

1 6531

Define and explain COM?

1 4231

What is the Difference between Loading and Linking ?

CTS,

2 17101

unix system is a)multi processing b)multi processing ,multiuser c)multi processing ,multiuser,multitasking d)multiuser,multitasking

eInfochips, Semantic Space, Verizon,

7 25116

for an application which exceeds 64k the memory model should be a)medium b)huge c)large d)none

Nokia,

3 13582

Term stickily bit is related to a)kernel b)undeletable file c)none

Nokia, Siemens,

3 12099

Which one is not suitable for client-server application? 1. tcp/ip 2. message passing 3. rpc 4. none of the above

1 7538

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

2236

If there are too many page faults what is the problem?

1 5475

Which is the best page replacement algorithm and Why ?

Honeywell, Intel, TCS,

5 38785

Why paging is used ?

1 5630

What are the basic functions of an operating system?

Satyam,

7 25583

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Un-Answered Questions { Operating Systems General Concepts }

Where are the global variables stored?

1147

How many stages are there in chkdsk?

1053

Explain the characteristics of instruction and execution time.

1086

What are the different types of process termination?

1110

How much ram can 64 bit use?

999

What are the states of a process?

1103

How does reference counting manage memory allocated objects? When can it fail to reclaim objects?

940

What is short term scheduler in operating system (os)?

1154

How do I enable plugins on firefox?

1097

Can I use x86 on 64bit?

979

What are different tasks of lexical analysis?

1146

What is the dispatcher?

1178

Can I delete the program files x86?

951

What is bursting?

980

How do I copy a path to a shared drive?

1066

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