In computer science, what does "DOS" stand for?

How many bytes are there in 4 kilobytes of memory?

Which company marketed the Amiga 1000 personal computer?

What does the file extension .MPEG stand for?

In computer terminology, what does "ROM" stand for?

Who was founder and chairman of America Online Corporation?

What year did Bill Gates graduate from Harvard?

What is a technical term for the "brain" of the computer?

Which software company makes Excel?

Where is Microsoft's headquarters?

What does the file extension .TIFF stand for?

What does ISDN stand for?

What company developed a computer with the codename "Lisa" in the 1980's?