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

Draw the B-tree of order 3 created by inserting the following data arriving in sequence – 92 24 6 7 11 8 22 4 5 16 19 20 78

1545

Of the following tree structure, which is, efficient considering space and time complexities? (a) Incomplete Binary Tree (b) Complete Binary Tree (c) Full Binary Tree (b) Complete Binary Tree.

1 1619

Does the minimum spanning tree of a graph give the shortest distance between any 2 specified nodes?

1 1349

Which is the simplest file structure? (a) Sequential (b) Indexed (c) Random (a) Sequential

1078

Whether Linked List is linear or Non-linear data structure?

1 1267

Draw a binary Tree for the expression : A * B - (C + D) * (P / Q)

1353

For the following COBOL code, draw the Binary tree? 01 STUDENT_REC. 02 NAME. 03 FIRST_NAME PIC X(10). 03 LAST_NAME PIC X(10). 02 YEAR_OF_STUDY. 03 FIRST_SEM PIC XX. 03 SECOND_SEM PIC XX.

1233

What is Jagged Arrays?

918

Construct a doubly linked list using a single pointer in each node?

886

where do you use double linked list?

1001

Explain binary searching and Fibinocci search?

901

Write program for Quick sort ?

1043

What is the difference between Array and LinkedList?

959

write a program to accept name & sort them?

857

Write program for Bubble Sort ?

924

Un-Answered Questions { Operating Systems }

What is netstat command in linux?

968

What is the use of awk command in unix?

1072

What is ps command in linux?

959

What does logonui exe mean?

929

What is asymmetric clustering?

1038

How do you fix registry errors in windows 7?

741

Is hashmap synchronized?

948

How do I copy a full file path?

1023

Which one is better windows or linux?

851

Can mutex be used across process?

837

Define degree of the node?

944

What is the purpose of an I/O status information?

1031

What is the basic difference between pre-emptive and non-pre-emptive scheduling.

1015

Define rehashing?

995

Do I have to update to windows 10 version 1903?

723

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