COMPUTER AND BUSINESS PRESENTATION

Presentation on Evolution

of Computers

Prepared by:Shahrukh Soheil RahmanSafa MansabdarCMS, Sec-F, IIIrd Semester

WHAT IS A COMPUTER?WHAT IS A

COMPUTER?

A computer is a programmable machine that

receives input, stores and manipulates data, and

provides output in a useful format.

EVOLUTION OF COMPUTERS

EVOLUTION OF COMPUTERS

GENERATION 1GENERATION 1 GENERATION 2 GENERATION 3

GENERATION 4GENERATION 4 GENERATION 5

FIRST GENERATION COMPUTERS

1. Use of vacuum tubes2. Big & Clumsy3. High Electricity Consumption4. Programming in Mechanical Language5. Larger AC were needed6. Lot of electricity failure occurred

SECOND GENERATION COMPUTERS

1. Transistors were used2. Core Memory was developed3. Faster than First Generation computers4. First Operating System was developed5. Programming was in Machine Language & Assembly Language6. Magnetic tapes & discs were used7. Computers became smaller in size than the First Generation computers8. Computers consumed less heat & consumed less electricity

THIRD GENERATION COMPUTERS

1. Integrated circuits developed2. Power consumption was low3. SSI & MSI Technology was used4. High level languages were used

FOURTH GENERATION COMPUTERSFOURTH GENERATION COMPUTERS

1. LSI & VLSI Technology used2. Development of Portable Computers3. RAID Technology of data storage4. Used in virtual reality, multimedia, simulation5. Computers started in use for Data Communication6. Different types of memories with very high accessing speed & storage capacity

FIFTH GENERATION COMPUTERS

1. Used in parallel processing2. Uses superconductors3. Used in speech recognition4. Used in intelligent robots5. Used in artificial intelligence

THE

FUTURE

The future promises advanced technology in computing. Faster, smarter and more affordable.

The future promises advanced technology in computing. Faster, smarter and more affordable.

THE END

SHAHRUKH SOHEIL RAHMANCMS, SEC-F, IIIrd Sem