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 are AVL trees?

HAL,

1170

What do you mean by spanning tree?

TCS,

1198

Define binary tree insertion.

Tech Mahindra,

1024

What is Doubly link list?

TCS,

1010

Different Types of pattern?

Wipro,

1025

Give a real time example of stack

1008

Define red-black trees.

Wipro,

1010

Explain what is B-tree?

BPL,

1106

What is the difference between a Stack and a Queue.

Genpact, TCS,

1020

Explain the Complete structure of hashmap along with the basic coding of the hashmap internal implementation.

Expedia,

1159

what is use of PDC, RID, Infrastature role ?

939

Explain about shell aritmetic operators and functions?

HCL,

1082

What are my options if I want to turn on security with a non-root server ID in a UNIXÂ® environment?

IBM,

1002

Explain Sticky bit?

1054

How does swapping result in better memory management?

1367

Un-Answered Questions { Operating Systems }

What is $# in unix?

1005

Where is win r in windows 7?

909

Explain the main technical difference between window xp and window 7?

886

What is a shell script?

1026

How to map a network drive in windows xp?

966

What is the need of device status table?

1102

What is the difference between micro kernel and macro kernel?

1258

I have deleted a file from recycle bin but I want to use that file how can I restore that file? I have already used system restore for the same but the file could not berestore?

999

Do threads share variables?

954

How do I select all files?

1028

Mention the nfs server working process?

957

Do hackers use kali linux?

944

How do I fix a corrupt registry in windows 7?

881

How do I enable macros?

1058

What is history command in linux?

1153

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