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

Windows (3805)
Linux (2255)
Unix (1343)
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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 is a binary search tree? Write an algorithm and tell complexity?

ITC Indian Tobacco Company,

857

How will you sort the elements of array in descending order?

Wipro,

900

How would you sort words in a large file?

DELL,

856

Write a program for Sorting an Array. Which sorting will you prefer?

918

Can you explain the Virtual memory?

HPCL, Huawei,

958

Can you distinguish between ArrayList and Array?

QuestPond,

1014

Program to remove duplicate elements in an array.

InterGraph,

958

Explain the Stack

Tech Mahindra,

909

How would you implement two stacks using a single array?

TCS,

927

What happens if an array goes out-of-bounds?

TCS,

1014

Write a code for dynamic allocation of array.

iNautix,

981

If you have to store one lakh objects, what will be a better option- a hash map or an array list?

DELL,

1158

Is Arraylist faster than Array? Why?

QuestPond,

954

What is the difference between array list and vector list?

CGI,

850

Explain the Linked List

Tech Mahindra,

1061

Un-Answered Questions { Operating Systems }

Discuss some of the reasons for implementing process migration ?

3166

Which os is best for coding?

907

Where is the system32 folder?

876

How do I clear terminal command history?

1035

Is array a data type?

809

What is a 64 bit application?

947

How do you share a program across different virtual desktops under linux?

1687

What is numeric array?

784

What is introduction to windows?

825

How do I find previous commands in unix?

1123

How do I run windows explorer as administrator?

711

Can I still use windows 7 in 2020?

802

Is linux mint free?

791

Can I still use windows 7 after 2020?

765

What tense is a command?

875

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