Operating Systems Interview Questions
Questions Answers Views Company eMail

1. Why "d" is postfix in almost every service name of Linux like httpd, dhcpd? 2. how to restrict su & ssh services for some users? 3. how can we configure a default gateway for 10 n/w cards in a server?

6 3622

what is differnce between boot -s and boot -S ?

3 2777

how to add the more than one number of pkg at a time in solaris

2 1907

I AM MR SAGAR HAVING SUN SOLARIS 10, I AM NOT ABLE TO BROWSE THE INTERNET... I AM NOT HAVING NETWORK DRIVER WHICH SUPPORT SUN SOLARIS 10. I AM HAVING RTL 8111B GB LAN .BUT I AM HAVING RT8111B GB LAN DRIVERS WHICH SUPPORT XP,VISTA,UNIX,LINUX ...BUT IT NOT SUPPORTING FOR SUN SOLARIS 10 ...PLEASE GIVE A DETAILS FOR HAVING DRIVER AND HOW TO ACTIVATE THE NETWORK TO BROWSE THE INTERNET THROUGH SUN SOLARIS 10 THROUGH MOZILLA FIRE FOX ....MY E_MAIL ADDRESS IS \r\nsagar_nithin@yahoo.com

1 1440

what is the difference between exchange server 2003 and exchange server 2007

Wipro,

1 2227

I have 2 PC one winxp system with 160 gb HDD,2 GB Ram and another with 512 RAM , Pxe boot support onboard lan port but without HDD. My question is that can i boot my second pc without HDD via network and use or access winxp machine to store data ? and how ?

2 1895

Write a cron entry for the following scenario:- At 10:30 AM for every Sunday of every 1st month of a quarter.

IBM, HP,

7 5863

How to transfer a file from windows xp to RHEL5(LINUX) with bootable os?....

Infosys,

5 5129

what is difference between IRQ and FRQ ?

Bosch,

4 20097

who invented unix?

Wipro,

3 3644

what are the init levels in Linux?

3 3108

Explain Backup Managment commands in Linux.

5 3799

Compare between SYS V launched processes and Xinetd processes in Linux.

1 2565

presently am using vista ......i want 2 format vista and i want 2 freshly install xp but but the system is not yet formatting it is formatting with vista but not with xp.....though i used many xp cds. same pblm....... it is displaying the following error a plm has been dected and windows has been shut down to prevent this damage tecnical information: stop(0*0000007b (0*f7802524,0*c0000034,0*00000

521

What is file constructing in UNIX/AIX ?

TCS, IBM,

2 4213



Un-Answered Questions { Operating Systems }

describe the problem of race condition in an operating system and discuss TWO methods of addressing it

831


discuss the procedures to evaluate disk excess time

993


Performace degradations in NFSv4 when upgraded from NFSv3? problems with NFS v4?

633


Assuming feedback to the adversary flugging an error as each incorrect character is entered, what is the expected time to discover the correct password?

1498


Hi We have upgraded our sun machine from solaris 9 to solaris 10. Before upgradation the date command output(Solaris 9) Wed Oct 13 09:45:21 IST 2010 But after upgradation the output for date is as below(solaris 10). Wednesday, October 13, 2010 9:46:14 AM IST Looks like I need to change LC_TIME=C. can you please help me how to change it for permanently

762


Q2. Explain the difference between a MONOLITHIC KERNAL and a MICROKERNAL?

580


i m putting 2.6yrs fake exp in oracle/unix production support i want to know some real time issues,like tell me the challenging issue u ever faced? my project is credit card application plz help me!

6755


How to Form Local Addresses?

145


what is a property sheet?

866


Is there any advantage to handling the signal, rather than just ignoring it and checking for the EPIPE error? Are there any useful parameters passed to the signal catching function?

107


How to Create a FIFO?

255


How to Bind a Specific Interface Address?

133


When would you choose bottom-up methodology?

1030


I am new to Unix and Unix Shell scripting could you guide me on how to go about these subjects and where to start from with concern to Oracle?. I also would like to know where does UNIX shell Scripting help in terms of development of a application in Oracle? I have no clue in the subject so do help me. Thank You Neelima

1114


How can I force a socket to send the data in its buffer?

131