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

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

What is the meaning of busy spin in multi-threading?

1076

How can multiple threads be controlled simultaneously?

1198

What is a monitor?

1229

What is ThreadPool?

1108

What is the main difference between wait() and sleep() method?

1107

Why Thread behavior is unpredictable?

1440

How can you pause the execution of a Thread for a certain amount of time?

1144

What join() method does?

1168

What is the purpose of using the yield method of thread class?

1092

How to check array contains value or not?

997

what is traversal in linked lists?

1141

Mention for which header list, you will found the last node contains the null pointer?

904

How to create an Array?

1030

What is dynamic data structure?

1 1496

Write a program to sum values of given array.

1090

Un-Answered Questions { Operating Systems }

Can a process have 0 threads?

853

Can I upgrade windows xp to windows 10 for free?

835

What is sort order?

911

Which is the simplest file structure?

1060

What is du -s * | sort -k1,1rn | head command used for?

963

What is mergesort and hashtable?

1170

an array of size N in which every number is between 1 and N, determine if there are any duplicates in it. You are allowed to destroy the array if you like. [ I ended up giving about 4 or 5 different solutions for this, each supposedly better than the others ].

1038

What is 1st / 2nd / 3rd / 4th generation processor?

926

What is time and space complexity of bubble sort?

873

Can you install windows 7 over xp?

933

What is the search command in unix?

1139

Can you replace windows with linux?

980

What is the meaning of dhcp and what is the port used by it to work ?

963

What cab files can I delete?

1087

Does windows 10 have chkdsk?

942

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