GRADE 5 Revision (Evolution of Computers)

Second generation computers used

• Vacuum tubes

• Microprocessors

• Transistors

• Integrated circuits

First electronic computer used stored programs

• EDSAC

• EDVAC

• UNIVAC I

• Mark I

Used Integrated Circuits

• First generation computers

• Second generation computers

• Third generation computers

• Fourth generation computers

Find the odd one out

• Speed

• Accuracy

• Humorous

• Diligence

First mechanical device developed by China

• Abacus

• Napier's bones

• Pascaline

• Difference engine

______________ was the first computer to handle both numeric and text data

• UNIVAC I

• ENIAC

• CRAY-1

The circuit used in 1st generation of computers in 1940-56

• vaccum tubes

• transistors

• integrated circuits

The circuitry used in 2nd generation of computers in the year 1956-64

• Transistors

• Vaccum tubes

• micro processors

____________ made up of wooden frame with rods, each having beads.

• Analytical engine

• Napier's Bones

• Abacus

Who invented the Tabulating machine?

• Dr. Herman Hollerith

• John Von Neumann

• Howard Aiken