Which network component can be found at the Physical layer of the OSI model?

Good Morning,

Over the weekend, I went to turn my computer on and it would not boot. It would begin it's a POST, but then it would stop saying that the BIOS password was incorrect. I honestly do not think I had changed anything. But regardless, how do I either...

Presently I am using a normal LAN card but just yesterday a pin broke, when I tried to input the cable jack inside it. So today I bought a wireless LAN card and I got a CD with it but don't know how to install the LAN card and...

Greetings.

I need a help on how to add security password to one of my Excel files? I am using Microsoft Office Excel 2007 and I have this important and confidential file and I want to add extra security by entering a password before it can be opened.

I...

I am using windows XP last 5 years but I heard lots of features regarding Ubuntu. So I like to test it along side my windows.How i will install Ubuntu without destroying my windows installation?i will face any kind of hardware problem if i have both operating system?

NTLDR Error Message

When I try to reformat my PC using my CD-R drive I always get this problem.

How can I fix this? I tried many Boot CD; Windows XP, Windows 7 and Vista.

"NTLDR is missing Press any key to restart"

"NTLDR is missing Press Ctrl Alt Del to restart"

During startup my laptop Hp compact Presario CQ62 has been displaying an error message “smart hard disk error”. The smart hard disk check usually displays a message during startup that it has detected an imminent failure.

What could be the possible cause of this problem and how can I diagnosis...

Hi,

hasikan Written on 09/22/2011 in Question