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

What is the difference between hashset and hashmap?

1042

What are the different identifier states of a thread?

969

How would you implement a thread pool?

935

What are three ways in which a thread can enter the waiting state?

965

What are the different ways in which a thread can enter into waiting state?

1054

What do you know about the big-o notation and can you give some examples with respect to different data structures?

923

What is difference between array and arraylist? When will you use array over arraylist?

975

What is difference between array and arraylist?

986

What’s the difference between enumeration and iterator interfaces?

918

What is the difference between hashset and treeset?

992

When will you use array over arraylist?

961

What is java priority queue?

969

List the differences between comparable and comparator interface?

924

What are some of the best practices relating to the java collection framework?

905

What is difference between arraylist and linkedlist?

1037

Un-Answered Questions { Operating Systems }

What is the use of a folder?

886

What is a linear search?

1014

What is a shebang line?

907

How do you create a thread?

797

Why is hashmap not thread safe?

928

How do you use the sort function?

840

How do you sort elements in an arraylist?

881

How many types of file systems are there?

1017

Who is father of windows?

850

What is swap space?

810

What is an application window?

771

How do I change a file to jpeg?

971

How do I search for a grep file in linux?

874

How do I select a range of files in windows 10?

933

What does touch do in linux?

980

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