QUESTION: answer this: what is a computer operating system and what does it do??

ANS: system software
input: What is the answer to this question? who did chris pratt play in the lego movie?

output: Emmet Brickowski
In: who does cartman's voice on south park??

Out: Trey Parker
Please answer this: who wrote the words to the battle hymn of the republic?

Julia Ward Howe
Q: Answer this question:

when did bat out of hell come out??

A: September 1977
Q: when did uzbekistan gain independence from the soviet union?A:
31 August 1991