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

Will hashmap allow null keys?

909

Why null is not allowed in treemap?

979

Why do we need arrays if all the operations that are performed on arrays can be performed on arraylist?

859

Why is arraylist used?

956

What is difference between list and array list?

837

Why do we use linked lists?

902

What is faster array or arraylist?

899

Why is an array homogeneous?

855

What is the time complexity of arraylist and linked list?

917

Why arraylist is not efficient for manipulation?

858

Which is best array or linked list?

902

Why is hashmap used?

943

What is dynamic array how is it created?

880

Which is faster array or linked list?

897

What is indexing an array?

1060

Un-Answered Questions { Operating Systems }

How long does it take upgrade to windows 10?

813

What do you mean by garbage collection?

950

In an avl tree, at explain what condition the balancing is to be done?

951

Is WinMerge open source?

921

How to fill element (initialize at once) in an array?

1017

Is windows defender good enough?

803

How do I run bash on windows?

1031

Describe linear probing with an example.

979

Where is cmd located?

966

What are the default port numbers used by ssh,ftp,http,https,telnet,smtp,pop3,pop3s,imap,imaps?

980

What is windows simple definition?

835

Is exe a virus?

949

How linux is different from unix?

892

Steps to install a server remotely?

2583

Which program files folder is 64 bit?

1220

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