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 3691

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

3 2881

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

2 2031

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 1496

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

Wipro,

1 2315

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 1951

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 6149

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

Infosys,

5 5324

what is difference between IRQ and FRQ ?

Bosch,

4 21279

who invented unix?

Wipro,

3 3754

what are the init levels in Linux?

3 3192

Explain Backup Managment commands in Linux.

5 3936

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

1 2626

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

537

What is file constructing in UNIX/AIX ?

TCS, IBM,

2 4401



Un-Answered Questions { Operating Systems }

How to take backup using active directory recyclebin concept

724


In a two node cluster i have typed #hastart command in one node.The cluster is starting in second node also,what is going in background?

477


How to Understand Network Byte Order?

153


what is capability and capability based system?

1824


What is Duplicate Handle?

906


How to catagories tickets in RHEL, which tickets are belong to PROBLEM, INCIDENT and CHANGE management? please given to me with examples

312


What is the Use of the inet_ntoa() Function?

124


environment? Is it heterogeneous (mix of linux, solaris,other UNIX)?

797


How to Debugg Semaphores?

143


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

604


when i am starting solaris10 with 'fail safe mode' on intel machine it is asking "#starting shell".what is it and how to solve this problem?

924


What is difference in managing processes in windows, unix, RTOS?

1230


Let us suppose one application needs 2GB RAM to run and dependent plugins will be load while running application. Here My doubt is how many processes will create for this application. I know the concept of virtual memory, which will provide RAM on demand. My straight forward question is what is the size of the process and is it single process will create by operating system to complete the task of my application.??? Thanks in Advance.

952


What are Private IP Numbers?

126


How can I tell when a socket is closed on the other end?

130