Hello,    The computer uses the binary system because the information in a computer is actually electrical pulses (on/off) And because of that we use 0 (off) and 1 (on â¦) to make it easier for us to calculate it :)    Actually, we don't really have a choice in using the binary system.es, Binary literally means 2 digits (0 and 1) - so 10011 (base 2) is equal to 19 (base 10) (Base 10 is what people use in everyday math; Base 2 is what computers use.).
He was a member of the Illinois Senate from January 8, 1997 - November 4, 2004: seven years.
Adjust font size: SPRINGFIELD, Illinois (CNN) -- Sen. Barack Obama stood before a cheering crowd in his home state Saturday and announced he will seek the 2008 Democratic nomination for president. Invoking the memory of fellow Illinoisan and the 16th president of the United States, Abraham Lincoln, the first-term senator addressed thousands packed into the Springfield, Illinois, town square on a chilly day in America's heartland.