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

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RTOS (43)
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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,

1047

What are stacks? Give some of its applications.

TCS,

922

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

TCS,

1053

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,

1026

How to initialize Dictionary using collection initialize?

Wipro,

984

Write a program to reverse a link list.

iNautix,

884

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,

981

How to increase stack limit in w3wp.exe?

PUCIT,

1009

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

MCN Solutions,

972

How do you rotate an AVL tree?

Global Logic,

912

Write any two principles of gradation of structures.

Mahatma Gandhi University,

934

write a code for Implementation of stack and queues.

InterGraph,

925

What is virtual memory? Where it used by OS?

MCN Solutions,

1121

Explain Page Segmentation.

Genpact,

954

Page replacement algorithm in Operating System?

Impetus,

1040

Un-Answered Questions { Operating Systems }

Why is linux safer than windows?

845

How do you resolve 0xc0000005?

724

How do I open the start menu shortcut?

881

How do I get rid of werfault exe virus?

930

What would be the result of the command paste -s dog cat?

895

What do you mean by primary clustering?

962

What does chmod 755 do?

835

How do I remove my email account from windows 10?

792

Explain the meaning of kernal.

1009

Explain the two modes of nslookup?

887

How can I repair my external hard drive without losing data?

916

Is list a data type?

857

List the basic components of linux?

947

Is mac terminal unix?

841

What is ssh? How to connect to a remote server via ssh?

871

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