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,

770

Explain Round Robin.

Genpact,

794

State two differences between user and kernel space?

Flextronics,

753

What is storage management in operating system?

Honeywell, Huawei, Zomato,

887

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

Ciena,

806

How to find the number of SIMM Pins

HCL,

832

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

Atos Origin,

801

What are significance of semaphores?

Axtria,

862

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

GrapeCity,

791

What are threads in OS?

Fidelity,

846

Describe all the processes of the OS.

GrapeCity,

864

What is a Real Time Operating System? Elaborate.

874

What are the different job scheduling in operating systems?

B-Ways TecnoSoft,

787

Draw the states of a process in an OS.

GrapeCity,

857

What do you mean by a semaphore?

Flextronics,

887

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Un-Answered Questions { Operating Systems General Concepts }

What are real-time systems?

837

Which is the best page replacement algorithm and Why? How

757

Explain about Different types of real-time scheduling?

806

Give a non-computer example of preemptive and non-preemptive scheduling?

860

What is sock_stream?

755

Command Kill any user’s all processes.

811

What killed mandla maseko?

789

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

787

What is the multi-treade and models (explain each models)?

2851

What is storage management in operating system?

887

Write syntax to set JVM Memory as min-256Mb & max 512Mb?

2774

Is 8gb ram good?

770

What is called a page fault?

802

Explain briefly about assembler and its functioning?

764

What is rdram?

819

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