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

Write a program for reversing the Single Linked List?

Honeywell, Zomato,

1103

What are stacks? Give some of its applications.

TCS,

978

You are given a singly linked list. How would you find out if it contains a loop or not without using temporary space?

TCS,

1111

Given an array of integers, devise a program to replace every element with the next greatest element on the right side in the array. Also, replace the last element with 5 as there no element on the right side of it.

Wipro,

1077

How to initialize Dictionary using collection initialize?

Wipro,

1043

Write a program to reverse a link list.

iNautix,

932

What are skew trees? For a tree with 4 nodes draw all possible binary? Generalize for n nodes how many binary trees can be drawn?

Tech Mahindra,

1033

How to increase stack limit in w3wp.exe?

PUCIT,

1051

What is variable size arrays?and why we use it?

MCN Solutions,

1022

How do you rotate an AVL tree?

Global Logic,

975

Write any two principles of gradation of structures.

Mahatma Gandhi University,

983

write a code for Implementation of stack and queues.

InterGraph,

972

What is virtual memory? Where it used by OS?

MCN Solutions,

1220

Explain Page Segmentation.

Genpact,

1017

Page replacement algorithm in Operating System?

Impetus,

1092

Un-Answered Questions { Operating Systems }

How install wamp on windows?

841

What is the highest ram?

991

describe the situation in which priority inversion can occur

1343

Differentiate between hashmap and treemap.

971

how will you mount an ntfs partition in linux?

1007

Explain a drawback of mvt?

1088

What is semopm (max-sem-ops in solaris 10+)?

769

Is go garbage collected?

967

what is Linked lists?

981

how will you find whether a quorum is up or not?

How zip the file in unix?

1029

Why do we need a data structure?

1009

How do I fix missing dll files in windows 10?

847

what is inode number in linux operating system?

833

Define an algorithm. What are the properties of an algorithm? What are the types of algorithms?

919

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