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

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

Ciena,

783

Explain Round Robin.

Genpact,

807

State two differences between user and kernel space?

Flextronics,

773

What is storage management in operating system?

Honeywell, Huawei, Zomato,

903

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

Ciena,

824

How to find the number of SIMM Pins

HCL,

857

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

Atos Origin,

815

What are significance of semaphores?

Axtria,

876

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

GrapeCity,

805

What are threads in OS?

Fidelity,

864

Describe all the processes of the OS.

GrapeCity,

883

What is a Real Time Operating System? Elaborate.

885

What are the different job scheduling in operating systems?

B-Ways TecnoSoft,

803

Draw the states of a process in an OS.

GrapeCity,

875

What do you mean by a semaphore?

Flextronics,

908

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Un-Answered Questions { Operating Systems General Concepts }

What are 4 types of operating systems?

830

Explain arm-stickiness?

791

Can I use chkdsk on ssd?

768

Does android run on x86?

773

What are different types of interprocess communication methods?

834

Who made the first 64 bit processor?

763

Can you move programs from c drive to d?

739

Can you tell what a device is by mac address?

770

What is the 4 layer model?

766

Differentiate between the user mode and monitor mode.

868

What is tty stand for?

808

What is a full form of ok?

778

On what level of security does windows nt meets?

809

Can you please explain the difference between demand-paging and pre-paging?

848

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

747

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