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,

943

How to stop a long running thread?

Sans Pareil IT Services,

983

Can you tell which dlls are used for SDK?

C DAC, CDAC,

965

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

Ciena,

838

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,

927

Explain the implementation of an AVL tree and Binary tree.

Ittiam Systems,

892

Describe the complexity of Quick Sort

Honeywell, Zomato,

877

Explain different methods in which you can traverse a tree?

NIIT,

853

How can you implement a stack?

NIIT,

1008

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

Ciena,

837

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

DELL,

853

What the principle of quick sort and its complexity?

Honeywell, Zomato,

922

Describe the complexity of Binary search

Honeywell, Zomato,

855

What is peep stack?

HCL,

947

What is the prerequisite for binary searching?

Expedia,

989

Un-Answered Questions { Operating Systems }

Can you upgrade from windows 7 to windows 10 without losing files?

727

What is the ipconfig command for linux?

957

Can we use ordered set for performing binary search?

857

What is lifo?

1271

Can I still download windows 10 for free?

724

What are the 3 types of operating systems?

979

Is windows 8 free for windows 7 users?

721

How do I fix the application was unable to start correctly?

801

Draw a binary Tree for the expression : A * B - (C + D) * (P / Q)

1349

How are the wait/signal operations for monitor different from those for semaphores?

997

Why is reflection slower?

856

What is pptx file format?

815

Which command is used to uncompress gzip files?

1086

What is the difference between awk and grep?

1148

Is it safe to delete delivery optimization files?

928

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