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

Explain the Array

Tech Mahindra,

936

What is difference between an Array and ArrayList?

UGC Corporation,

944

Tell me the difference between structure and array?

NIIT,

908

Questions related to arrays, such as given a 2 integer array, find the common elements.

Expedia,

873

An array having 100 elements have numbers from 1 to 99 randomly out of which any number is repeated. Find the repeated number in minimum time and space complexity.

1109

Explain the difference between a list and array.

TCS,

900

Check if duplicates exist in an array of N which has range 1 to N.

Expedia, GrapeCity,

926

What is the difference between Array and Array List ? Explain in brief with example.

MCN Solutions,

914

What is the procedure to insert into a sorted array?

Wipro,

932

Tell me the difference between the character array and a string.

Honeywell, HPCL, Huawei, Zomato,

897

What will happen if an array goes out of bounds?

Amdocs, HAL,

1022

Explain the Queue

Tech Mahindra,

946

What are the various IPC mechanisms? Why is message passing costlier than semaphore?

Tech Mahindra,

1021

Give an example of circular linked list in windows system?

936

How can i do partition of my hard disk in preloaded windows 7 in my system

MCN Solutions,

847

Un-Answered Questions { Operating Systems }

What data structure underlies a python list?

891

How to increase virtual memory in windows xp?

789

What is the safest operating system?

1127

How do I navigate to c drive in command prompt?

867

Does anyone still use windows 95?

748

Explain Sticky bit?

935

What is context switching in linux?

794

Is x86 better than x64?

863

Which are typical system directories below the root directory?

880

What is know about grep commands?

1050

Explain the implementation of an AVL tree and Binary tree.

893

Can you dynamically allocate arrays in expanded memory?

988

How does a registry work?

755

Where is mshta exe located?

918

How do I bypass scanning and repairing drive in windows 10?

756

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