Evolution of computers

First mechanical calculator

• Difference engine

• Pascaline

• ENIAC

• EDVAC

Second generation computers used

• Vacuum tubes

• Microprocessors

• Transistors

• Integrated circuits

First calculating device

• Abacus

• Napier's bones

• Pascaline

• Difference engine

Identify the first calculator.

• Difference engine

• Pascaline

• ENIAC

• UNIVAC

The Analytical Engine was invented by

• Bill Gates

• Reynold

• Augusta Ada Lovelace

• Charles Babbage

Choose the correct spelling.

• Transisters

• Transasters

• Transestors

• Transistors

Which of the following statements is true for Fourth Generation Computers?

• They are very slow, expensive, and large in size.

• They rely on magnetic tape.

• They are portable, reliable, and cheapest among all other generations of computers.

• They are still in development.

Who built the Difference engine?

• a. Herman Hollerith

• b. Blaise Pascal

• c. Charles Babbage

• d. Howard Aiken

First calculating device

• Abacus

• Napier's bones

• Pascaline

• Difference engine

Abacus was the first calculating device.

• TRUE

• FALSE