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 is a binary search tree? Write an algorithm and tell complexity?

ITC Indian Tobacco Company,

900

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

Wipro,

948

How would you sort words in a large file?

DELL,

898

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

964

Can you explain the Virtual memory?

HPCL, Huawei,

1013

Can you distinguish between ArrayList and Array?

QuestPond,

1073

Program to remove duplicate elements in an array.

InterGraph,

1020

Explain the Stack

Tech Mahindra,

960

How would you implement two stacks using a single array?

TCS,

980

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

TCS,

1081

Write a code for dynamic allocation of array.

iNautix,

1043

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

DELL,

1202

Is Arraylist faster than Array? Why?

QuestPond,

1012

What is the difference between array list and vector list?

CGI,

898

Explain the Linked List

Tech Mahindra,

1134

Un-Answered Questions { Operating Systems }

How do I dual boot my pc?

998

Can dll files contain viruses?

1049

Define in brief an array.

932

Can I still use windows live mail with windows 10?

802

What is Duplicate Handle?

2535

Why do we need sockets?

824

How many types of lists are there?

1055

Is it ok to stop chkdsk?

781

Can we add duplicate keys in a hashmap? What will happen if we attempt to add duplicate values?

828

What is the use of threaded binary tree?

990

Explain how scheduling and priority works in threads?

1060

What is export ld_library_path?

865

Why is mutex needed?

792

Why might quick sort might be better than merge sort?

986

What is a setup file?

884

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