Basic Keyboarding Prelim Exam

What is the main function of a computer?

• Collect information

• Store information

• Process information

• All of the options

Which device was invented by the Chinese around 4000 years ago?

• Abacus

• Napier's Bone

• Pascaline

• Stepped Reckoner

What was the first machine to calculate using the decimal point system?

• Abacus

• Napier's Bone

• Pascaline

• Stepped Reckoner

Who invented the Pascaline?

• John Napier

• Biaise Pascal

• Gottfried Wilhelm Leibniz

• Charles Babbage

What was the Pascaline?

• A wooden rack with metal rods and beads

• A manually operated calculating apparatus

• The first mechanical and automated calculator

•   A digital mechanical calculator

Who improved Pascal's invention and created the stepped reckoner?

• John Napier

• Biaise Pascal

• Gottfried Wilhelm Leibniz

• Charles Babbage

Who invented the Tabulating Machine?

• John Napier

• Biaise Pascal

• Gottfried Wilhelm Leibniz

• Herman Hollerith

What was the Tabulating Machine used for?

• Computing statistics

• Recording or sorting data

• Solving numerical tables

• All of the choices

Who introduced the Differential Analyzer?

• John Napier

• Biaise Pascal

• Herman Hollerith

• Vannevar Bush

What was the Differential Analyzer made up of?

• Vacuum tubes

• Gears and wheels

• Fluted drums

• Punch cards