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

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

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

Operating Systems Interview Questions

Questions Answers Views Company eMail

In Unix inter process communication take place using?

2 12154

what is the process id for kernell process

3 7362

what is the very first process created by kernell

5 12546

Linking across directories?

2 8044

About ln(linking)

Infosys,

1 5656

write About fork()?

2 5716

Max relaxable permisssion value with out giving write permission to others?

IBM,

2 8649

About i-node numbers

1 5636

what is the condition required for dead lock in unix sustem ?

2 14419

set-user-id is related to (in unix)

1 6500

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

eInfochips, Semantic Space, Verizon,

7 25356

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

Nokia,

3 13742

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

Nokia, Siemens,

3 12226

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

1 7613

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

2309

Un-Answered Questions { Operating Systems }

What does disc error mean?

947

how would you change the default o.s. Boot option with some interval say 30 seconds in linux?

962

How do I install a dll file in windows 7?

983

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

1857

Tell me what has triggered the need for multitasking in pcs?

1003

What does a file extension tell you?

1024

What is the 4 layer model?

1060

What is Datagram style?

1630

What is the complexity of adding an element to the heap?

997

What do you mean by ldconfig in linux?

873

What does comm do and how to use it?

1066

Is excel for mac 64 bit?

1130

State the difference between queues and linked lists?

1059

How do I search for a file in unix?

974

Does windows 10 automatically create system restore points?

911

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