1) The Term Bit stands for _________ .

2) The synonyms LSB and MSB stand for _________ & __________

3) The 2's complement of 0 is ___________

4) The rasix o an octal system is _____ and for the hexadecimal system is _____.

5) In binary addition, the operands are called as ___________ and _______________.

1) The word computing means___________.

2) ________ is the raw material that is given to a computer for procesing

3) The _________ translat3es the whole source program in to an object program.

4) PC Refers to __________

5) A ___________ computer accepts hand written input on a screen.

1)Who Invented " Abacus ".


A) Napier

B) Unknown

C) Pascal






2) Who invented " Hollerith Tabulating Machine ".

A) Pascal

B) Herman Hollerith

C) Charles Babbage





3) Who invented " Difference Engine ".

A) Charles Babbage

B) Blaise Pascal

C) John Napier

4) Who invented " The Rotating Wheel Calculator".

A) Blaise Pascal

B) Charles Babbage

C) Herman Hollerith





5) Who invented " Slide Role ".

A) Charles Babbage

B) Herman Hollerith

C) William Oughtred





6) Who invented " Napier's Bones ".

A) Unknown

B) John Napier

C) Pascal