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Operating Systems Interview Questions
Questions Answers Views Company eMail

How to implement Threading?

QuestPond,

590

How to stop a long running thread?

Sans Pareil IT Services,

608

Can you tell which dlls are used for SDK?

C DAC, CDAC,

586

Why it is important to have aligned addresses? What is the exception generated when there is a misaligned address?

Ciena,

499

On clicking a node in a tree, all the adjacent edges are turned on. Calculate min of clicks such that all the edges are turned on.

Aspiring Minds,

603

Explain the implementation of an AVL tree and Binary tree.

Ittiam Systems,

513

Describe the complexity of Quick Sort

Honeywell, Zomato,

549

Explain different methods in which you can traverse a tree?

NIIT,

527

How can you implement a stack?

NIIT,

592

What is a Breadth First Search? Give a few of its applications.

Ciena,

494

How would you check if a binary tree is BST or not ? Write a program.

DELL,

509

What the principle of quick sort and its complexity?

Honeywell, Zomato,

541

Describe the complexity of Binary search

Honeywell, Zomato,

547

What is peep stack?

HCL,

587

What is the prerequisite for binary searching?

Expedia,

559

Un-Answered Questions { Operating Systems }

What's difference between thread and process?

575

Is windows 8 a failure?

400

How do I know if a file has a virus?

463

Will I lose my files if I upgrade from windows 7 to windows 10?

408

How do I find where an app is installed?

509




How do I reinstall windows live mail?

463

Can I end all background processes in task manager?

492

Do cores matter for gaming?

547

What is context-switching in multi-threading?

570

How do I fix the application was unable to start correctly 0xc00007b windows 7 64 bit?

396

How many types of linked list exist?

530

Define binary tree insertion.

586

Can you stop a chkdsk in progress?

437

What is du command in linux?

548

What are the steps of booting?

591

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