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Operating Systems General Concepts Interview Questions
Questions Answers Views Company eMail

Explain binary semaphore and its functionality.

Accenture,

579

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

Accenture,

610

Explain accessors to a layman.

Adobe,

673

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

Adobe,

613

What is an OS? Explain it to a layman.

Adobe,

565

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

Adobe,

568

Briefly explain the concept of Virtual Memory.

Agilent,

729

Define scheduling in OS.

Agilent,

667

Explain the difference between logical & physical address.

Agilent, Amdocs,

609

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

Agilent, Amdocs,

656

Define paging and deadlock.

Agilent,

723

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

Akamai Technologies,

656

Describe Operating system?

Aricent,

599

Explain a heavy weight process?

Aricent,

627

What are the different functions of an operating system?

Aricent,

589

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Un-Answered Questions { Operating Systems General Concepts }

How do you tell if your computer is 32 or 64 bit?

481

What is difference between program and x86?

565

How is the maximum addressable memory calculated?

549

What are the three main purposes of an operating system?

542

Explain the typical elements of a process image?

557




What are loosely coupled systems?

593

How the Swapper works?

564

Explain process spawning?

572

How much ram do I have?

482

Which event determines that all the controls are completely loaded into memory?

575

Explain condition variable.

553

What is a cache memory?

566

Can chkdsk get stuck?

545

Is there a 64 bit version of office 365?

514

What was microsoft's first operating system?

608

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