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

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

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

Operating Systems Interview Questions

Questions Answers Views Company eMail

What is Scheduling algorithm?

Ciena,

1057

How can you check whether a machine is 64 bit or 32 bit?

Expedia,

1033

Some omeone on campus calls and says they have a new Mac. They've just pulled it out of the box and want to plug it into the campus network. What might they need to set to make this work?

Infogain,

1157

Give an example of Priority Inversion in Scheduling. What are the consequences of Priority Inversion?

Ciena,

935

Explain Round Robin.

Genpact,

960

State two differences between user and kernel space?

Flextronics,

998

What is storage management in operating system?

Honeywell, Huawei, Zomato,

1035

What are the differences between Real Time Operating System (RTOS) and General Purpose Operating Systems (GPOS)?

Ciena,

992

How to find the number of SIMM Pins

HCL,

1071

How will you check if your R3 system is 32bit or 64bit?

Atos Origin,

948

What are significance of semaphores?

Axtria,

1091

How you can check whether a machine is 64 bit or 32 bit?

GrapeCity,

956

What are threads in OS?

Fidelity,

1066

Describe all the processes of the OS.

GrapeCity,

1125

What is a Real Time Operating System? Elaborate.

1113

Un-Answered Questions { Operating Systems }

Is windows 10 free for students?

829

Does windows 10 install drivers automatically?

775

Which sorting is best and why?

836

Which is better 32 bit or 64 bit?

954

Can I upgrade windows xp to windows 8 for free?

756

How do I access system32?

883

How do I remove rundll32 exe virus?

943

What are the external command in dos?

472

What is windows search used for?

804

How do I make a program available to all users?

963

What are the main features of unix operating system?

902

Explain what are links and symbolic links in unix file system?

929

What is SFC command?

912

Can you stop a chkdsk in progress?

803

Explain the concept of the batched operating systems?

945

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