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 binary semaphore and its functionality.

Accenture,

1091

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

Accenture,

1131

Explain accessors to a layman.

Adobe,

1215

Tell me about different OS related issues for a given set of C-programs (mainly address issues address space, paging etc.)

Adobe,

1124

What is an OS? Explain it to a layman.

Adobe,

1056

When does stack (process stack) overflow? What are the remedies?

Adobe,

1124

Briefly explain the concept of Virtual Memory.

Agilent,

1307

Define scheduling in OS.

Agilent,

1144

Explain the difference between logical & physical address.

Agilent, Amdocs,

1162

Explain the difference between internal and external fragmentation in memory management. Suggest ways to reduce them.

Agilent, Amdocs,

1187

Define paging and deadlock.

Agilent,

1255

Differentiate between pre-emptive and non-pre-emptive scheduling.

Akamai Technologies,

1270

Describe Operating system?

Aricent,

1086

Explain a heavy weight process?

Aricent,

1124

What are the different functions of an operating system?

Aricent,

1087

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Un-Answered Questions { Operating Systems General Concepts }

Explain Round Robin.

1073

Where is the root directory?

986

What are the disadvantages of microkernels?

1442

How can you pause the execution of a Thread for a certain amount of time?

1135

What are the 5 stages of chkdsk?

1066

Is 32gb of ram overkill?

1026

What is a command interpreter?

1243

What does echo $$ do?

1017

How do I copy a path to a shared drive?

1110

Why is interrupt vector used in operating systems?

1223

Explain what is a semaphore?

1150

List advantages and disadvantages of dynamic memory allocation vs. static memory allocation.?

1223

How do I force a program to close?

1020

How much ram can 64 bit use?

1036

What differences are there between a semaphore wait signal and a condition variable wait signal?

1128

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