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 6590

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

Ignou,

1 6180

What are the different process states?

10 24632

What is Marshalling?

1 6597

Define and explain COM?

1 4318

What is the Difference between Loading and Linking ?

CTS,

2 17209

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

eInfochips, Semantic Space, Verizon,

7 25328

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

Nokia,

3 13700

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

Nokia, Siemens,

3 12201

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

1 7599

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

2288

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

1 5535

Which is the best page replacement algorithm and Why ?

Honeywell, Intel, TCS,

5 38966

Why paging is used ?

1 5739

What are the basic functions of an operating system?

Satyam,

7 25817

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Un-Answered Questions { Operating Systems General Concepts }

Why is 64 bit better?

1069

How do I know if my motherboard is 32 bit or 64 bit?

1049

What are a trap and trapdoor?

1123

How do I know 64 bit?

983

Can x86 run 64 bit?

1063

What is fcfs?

1127

What is the Difference between a process and a thread?

1138

What is a monitor?

1223

What are the different types of semaphores?

1150

What is an immutable object? How can it help in writing a concurrent application?

1128

Why is interrupt vector used in operating systems?

1225

Tell me is windows nt a full blown object oriented operating system? Give reasons?

1195

What are the four necessary and sufficient conditions behind the deadlock?

1160

What is operating system give two examples?

1051

What is the 4 layer model?

1045

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