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

Difference between static and dynamic RAM?

HCL,

23 103198

What is cache memory?

3 6253

Differentiate between RAM and ROM?

CTS, Doli Systems, HK, IBM, Infosys, Wipro,

25 73889

What is a compiler?

7 8151

Can ROM be used as stack?

HAL,

4 21584

What is NV-RAM?

4Cplus,

3 5714

What is virtual memory?

HCL, Satyam,

4 8713

What is DRAM?

5 7386

What is a binary semaphore? What is its use?

CDC, Maveric, Morgan Stanley,

7 35506

What is an idle thread?

1 4763

What is lock granularity?

IBM,

1 4726

what is disk interleaving? why is disk interleaving adopted?

IBM,

2 16054

Semafore is used for? a) synchronization b) dead-lock avoidence c)box d) none

HCL,

6 9704

If there are too many page faults what is the problem?

Verifone,

2 10881

To ensure one pgm. doesnt corrupt other pgm. in a Multi-pgm. enviornment .what you should do?

Verifone,

2 6148

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Un-Answered Questions { Operating Systems General Concepts }

Name the functions constituting the os's memory management.

820

Why is 64 bit called x86?

767

What is Real Time Operating System (RTOS)? What are the advantages of RTOS?

858

Which is the best operating system for pc?

772

What is the use of Synchronized keyword?

807

When an input file is opened, what are the possible errors that may occur?

826

How much ram do I need for 2019 gaming?

686

How many os can be installed in a pc?

788

How long does chkdsk last?

800

What are the popular strategies used for multiprocessor thread-scheduling?

849

What is a sector?

814

What is starvation and aging?

905

What do you mean by a process?

852

Explain about assembler and the functions executed by them?

846

Does dual boot affect performance?

792

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