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

Explain the basic concepts and hierarchy of memory?

1009

How is the maximum addressable memory calculated?

977

What are the different ram standards/versions?

950

How does the cpu and the ram communicate?

1000

What is so-dimm in reference to ram?

950

Explain the trda?

955

What is tras timing?

1024

What is ecc in reference to ram?

958

Why are wait states used?

1068

In a ram description ddr 2 1066mhz “2.5-3-3-8” what do the numbers in quotes signify?

846

Explain the refresh operation in a dynamic ram?

1103

What is the purpose of ram in a computer?

992

What is the trtw/trwt timing?

1108

Can two different ram speed modules be used together?

957

Explain the triple channel architecture?

1249

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Un-Answered Questions { Operating Systems General Concepts }

What are the 5 stages of chkdsk?

993

why is the context switch overhead of a user-level threading as compared to the overhead for processes? Explain.

1009

What is the basic function of paging?

1179

When does page fault error occur?

1001

How does reference counting manage memory allocated objects?

985

What is trcd timing?

912

What is fragmentation? Different types of fragmentation?

1032

What is a boot-strap program?

1105

What is operating system and examples?

982

Explain mutant in operating system (os)?

994

What is the purpose of ram in a computer?

992

Explain trashing?

961

What are the three types of file system?

912

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

956

Does dual boot affect performance?

937

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