History of Computers

Which of the following was one of the earliest counting devices used by humans?

• Slide rule

• Stick

• Abacus

• Calculator

Who invented the slide rule, one of the first mechanical devices used for calculation?

• Isaac Newton

• William Oughtred

• Galileo Galilei

• Thomas Edison

What device did Blaise Pascal invent in 1642 to help his father, a tax collector?

• Abacus

• Slide Rule

• Pascaline

• Calculator

What was the primary function of Charles Babbage's Analytical Engine?

• To store data for future use.

• To create graphical representations of data.

• To perform general-purpose calculations.

• To automate physical tasks in manufacturing.

Who is often referred to as the 'father of the computer'?

• Bill Gates

• Ada Lovelace

• Alan Turing

• Charles Babbage

Which early computer was used for artillery calculations during World War II?

• Mark I

• ENIAC

• Z3

• Colossus

What was the main purpose of the ENIAC computer when it was first built?

• To design advanced artificial intelligence systems.

• To create video games for entertainment.

• To manage financial transactions for banks.

• To calculate artillery firing tables for the U.S. Army.