Operating Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

How to implement Threading?

QuestPond,

955

How to stop a long running thread?

Sans Pareil IT Services,

993

Can you tell which dlls are used for SDK?

C DAC, CDAC,

977

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

Ciena,

849

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,

934

Explain the implementation of an AVL tree and Binary tree.

Ittiam Systems,

900

Describe the complexity of Quick Sort

Honeywell, Zomato,

884

Explain different methods in which you can traverse a tree?

NIIT,

863

How can you implement a stack?

NIIT,

1015

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

Ciena,

846

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

DELL,

862

What the principle of quick sort and its complexity?

Honeywell, Zomato,

936

Describe the complexity of Binary search

Honeywell, Zomato,

862

What is peep stack?

HCL,

954

What is the prerequisite for binary searching?

Expedia,

996

Un-Answered Questions { Operating Systems }

Is it safe to delete system queued windows error reporting?

748

Brief about FTP hostname?

1044

Where do deleted files go?

882

“int a[] = new int[3]{1, 2, 3}” – This a legal way of defining the arrays?

1150

How do you compare documents?

897

Is norton better than windows defender?

943

What is ds tree?

858

Is file a data structure?

913

What are the basic features of windows operating system?

796

Can I downgrade windows 10 to 7?

772

Which is the most stable linux distro?

837

How do I get the classic start menu in windows 10?

848

What is the difference between unix and windows?

889

Explain Marshalling?

983

What is the best free email program for windows 10?

769

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