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

Windows (3805)
Linux (2255)
Unix (1304)
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,

1055

How to stop a long running thread?

Sans Pareil IT Services,

1104

Can you tell which dlls are used for SDK?

C DAC, CDAC,

1066

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

Ciena,

962

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,

1025

Explain the implementation of an AVL tree and Binary tree.

Ittiam Systems,

1006

Describe the complexity of Quick Sort

Honeywell, Zomato,

993

Explain different methods in which you can traverse a tree?

NIIT,

976

How can you implement a stack?

NIIT,

1125

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

Ciena,

944

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

DELL,

959

What the principle of quick sort and its complexity?

Honeywell, Zomato,

1057

Describe the complexity of Binary search

Honeywell, Zomato,

969

What is peep stack?

HCL,

1066

What is the prerequisite for binary searching?

Expedia,

1103

Un-Answered Questions { Operating Systems }

How to move a background job to forward?

992

Is more ram better for streaming?

953

What is the difference between j std 001 and ipc a 610?

980

Will deleting windows old cause problems?

985

What is the command to make a file executable in linux?

1079

Does arraylist allow null values?

1011

Why do hackers prefer linux?

970

how to kernel protected memory?

2430

What is precision?

1045

How do I turn on windows defender in win 10?

832

Why is grep called grep?

1371

How shadow passwords are given by in linux?

898

What are the disadvantages of windows?

981

Why do we need windows in computer?

888

What is GRUB?

1117

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