Pre9_Unit #1 | Worksheet #1

A computer is a general-purpose _____ machine.

• editable

• programmable

• chargeable

• mechanical

The set of instructions used by the computer to process input are called ...?

• artificial intelligence

• processes

• programs

• commands

The missing link is ...?

• Storage

• Feedback

• Processing

• Printing

Abacus was invented by the ...?

• Chinese

• Japanese

• North Koreans

• Vietnamese

Napier's Bone were invented in ...?

• 1614

• 1615

• 1613

• 1312

John Napier's biggest achievement was the invention of the ...?

• quadratic formula

• factor theorem

• logarithm

• algorithm

Blaise Pascal was a ... mathematician.

• French

• Scottish

• English

• German

The Pascaline was invented in ...?

• 1640

• 1641

• 1642

• 1643

The Difference Engine was invented by ...?

• Ada Lovelace

• Grace Hopper

• Charles Babbage

• Howard Aiken

Today's modern digital computers are based on the idea of ...?

• Difference Engine

• Analytical Engine

• Mark-I

• Abacus