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

Define max, min heap and search time of heap.

Amdocs, Tavant Technologies, Thomson Reuters, Verifone,

1124

Explain Marshalling?

MaxSolPro,

1105

Explain what are device drivers used for?

BPL,

1104

Explain what is meant by CORE DUMPS?

1120

What are the essential conditions for a deadlock to occur?

Zensar,

1115

How does yahoo handles billions of requests, does it create a thread per request or a process?

Yahoo,

1141

How can the FCFS scheduling be made better?

1239

How will you check if R3 system is a Unicode or non - Unicode system?

Atos Origin,

1144

What are the ways in which fault tolerance can be ensured in systems? (Different redundancy techniques)?

DELL,

1264

What is external fragmentation?

1199

What are the different phases of compiler? What happens in lexical phase?

Accenture,

1235

Differentiate between compilers and interpreters.

Tech Mahindra,

985

How many links are there in a binary tree of N nodes?

Tech Mahindra,

1088

Compare Queue and Topic ?

Tech Mahindra,

1163

When should structures be passed by values or by reference?

Tech Mahindra,

1070

Un-Answered Questions { Operating Systems }

What are the different types of process termination?

1162

What is unix structure?

1005

How to Deal with Duplicated Sockets?

1570

What are the features of gui?

922

Which command is used to review boot messages?

1179

How do I delete a dll file?

1020

What are filenames that are preceded by a dot?

978

Who created quicksort?

1026

What is umask in linux?

1023

What is Linux and why is it so popular?

1009

What are special characters in unix?

934

Is windows 12 coming out?

890

Is 6 cores enough for streaming?

1048

What is the use of dos?

566

What is du command in linux?

1189

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