How does message queue work to ensure delivery of messages just at the right time without delays? How is this technology relevant to the development of information and communication in the current world.

My pendrive is infected by virus. I cannot format, cannot copy anything. When I try to format or copy, it says, format cannot be possible for write protected disc. Now, I don't understand, how to remove write protection from my pendrive?

What is meant by Fresnel distance in optics IE diffraction how is it related to the validity of ray optics please do make it simple as I am a beginner?

I am very worried with my PC and now there are so many pop ups appearing when I am connected to internet and even though I'm not clicking it, it appears always.

How can I stop it and what will happen to my PC?

Want to know about iPhone features.  Why do I get a message asking for location data?

Thank you

What is the difference in career scope for a computer science engineer vs an information technology engineer?

Why is it ,that every time Google or Android decided to automatically update an application on my phone, my phone displays a "phone space/storage is getting low" and "text message rejected due to full inbox"?

This happens almost everyday and every time I have to delete one or two application....

I once used a limewire but when I had a computer subject my friend told me to delete that application. it is harmful and may bring damaged to my PC, I was so shock and worried. 

I want to still...

Hello,

I use a LG Optimus P500 with android 2.2( Froyo). Recently the phone got updated to the new android market application. Since some of my apps started taking updates automatically. I can't find the " Allow automatic update option " . These apps are preloaded by Lg,...

:will the computer virus be so much advance , that they will infect people too ?