A for Apple

B for Bluetooth

C for Compact Disk

D for DELL

E for Energy Star F for Facebook

G for Google

H for HP

I for Intel

J for Java 

K for KDE

L for Lenovo

M for Microsoft

N for Ning

O for Orkut

P for Pokemon

Q for Quicktime

R for Real

S for Skype

T for Twitter

U for USB

V for Vista

W for Wikipedia

X for Xerox

Y for YouTube

Z for ZooZoo