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 main technical difference b/w window xp and window 7

HCL,

5 11264

what is portmapper,pam and xinetd

Wipro,

2 8906

How to convert an IP address to a Domain name using Unix ?

Verse Innovation,

2 6549

What is Server? and What is different between server and client?

jetking,

5 9344

what do u mean by an abb control?explain in brief?

1 2541

what is mean by netfmd in sun cluster what is the use of netfmd and what is the relation between ccd and netfmd?

1 2799

what is the last file executed during the boot process?

iOPEX,

5 11540

What's the difference between semaphore , critical sections and mutex?

SureSoft, Wipro,

1 5404

How to replace the exact word in vi editor?? suppose a file contains words like amaze,amazed,amazement in some of the line.But i want to replace only 'amaze' with delight but don't wanna replace amazed or amazement. thanks

Polaris, Tech Mahindra,

6 13296

What does mkdir up2date; touch outdated up2date do?

2 6874

i am prepairing for 2+ yrs exp in oracle/unix production support,can u tell me which type issue comes in server plz help

Crimson Logic,

1 7161

What is the difference between smtp and pop3?

Cordys,

3 7139

how can we create the script in crontab at mid night on sunday,satuarday,fiday 0n monyh october,november,january? please give me answer if anybody knows ? because on important purpose.

2 5177

why you are using nis server

2 5223

How to take backup using active directory recyclebin concept

1 2439

Un-Answered Questions { Operating Systems }

What items of information about a task might be useful in real time scheduling?

4541

Can anybody send me Excel tips and improtant formul...... please.

2101

What is the latest android operating system?

1063

1.Have you used vxboot ? 2.Minimum requirement for mirror volume to created ?

2233

When will the next windows os come out?

883

How can you edit a large file without opening it in unix?

972

Can you declare an array without assigning the size of an array?

1194

How much does a windows 10 license cost?

921

What is the next windows after 10?

937

What are the differences between FTP , NFS , SAMBA servers explain separately.

1324

“int a[] = new int[3]{1, 2, 3}” – This a legal way of defining the arrays?

1271

What is the latest windows operating system?

1039

What sort of serious problems have you experienced, and how have you handled them?

1018

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.

1379

What does it cost to upgrade to windows 10?

915

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