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 a virtual memory?

1008

What is plumbing/piping?

1024

What is preemptive multitasking?

1065

Briefly explain FCFS.

1175

State the main difference between logical from physical address space.

1112

Explain Advantages and Limitations of a command line interface?

1166

How are server systems classified?

1338

What is RR scheduling algorithm?

1152

What is root partition?

1052

What are the different types of CPU registers in a typical operating system design?

1069

Why partitioning and formatting is a prerequisite to installing an operating system?

1599

What is the best page size when designing an operating system?

1167

What are device drivers?

1042

What is NOS?

1032

Give an example of a Process State.

1163

Un-Answered Questions { Operating Systems }

How do I stop my hard drive from crashing?

1000

Which ipc mechanism is fastest and how?

1171

Who command in unix operating system?

1140

Complete structure of hashmap, very detail description, along with the basic coding of the hashmap internal implementation.

1096

What do you mean by breadth first search (bfs)?

993

How do I find cpu in linux?

1013

how will you find whether a quorum is up or not?

Where can I get a free operating system?

939

how do I mirror a logical volume?

How to remove files in unix?

1005

Can I turn off cortana?

846

Do threads have pids?

757

What is the time complexity of hashmap get () and put () method?

886

What is the importance of the GNU project?

1239

How do you permanently erase data so that it cannot be recovered?

959

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