GENERATION OF COMPUTERAIMAN ZAKIR VI-D

FIRST GENERATION COMPUTER1942-1955

FIRST GENERATION COMPUTER HAD THE FOLLOWING FEATURES1.THEY USED VACUM TUBES

2. THEY WERE VERY EXPENSIVE3.THEY WERE VERY HEAVY AND LARGE IN SIZE

THEY GENERATED A LOT OF HEAT

EXAMPLES – ENIAC, EDVAC, UNIVAC

VACUUM TUBES

SECOND GENERATION COMP.1956-1964

SECOND GENERATION COMPUTER HAD THE FOLLOWING THINGS

1.THEY USED ELECTRONIC DEVICES CALLED TRANSISTORS2.THEY WERE SMALLER IN SIZE THAN THE FIRST GENERATION

3.THEY WERE FASTER AND CHEAPER

EXAMPLE – ENIAC 1401,IMB 700,CDC 160

TRANSISTORS

THIRD GENERATION COMP1965- 1971

THIRD GENERATION COMPUTERS HAVE THE FOLLOWINF THINGS

1.THEY USED ELECTRONIC DEVICES CALLED INTERGRATED CICUIT2.THEY WERE SMALLER SIZE AND WERE MORE CHEAPERE THAN

SECOND GENERATION.3. THEY WERE FASTER AND MORE ACCURATE THAN SECOND

GERATION

EXAMPLE- IMB 360, ICL 1900,VAX- 750

INTEGRATED CIRCUIT

FOURTH GENERATION COMP1972 ONWARDS

FOURTH GENERATION COMPUTER HAD THE FOLLOWING THINGS

1. THEY USE A DEVICE CALLED MICROPROSSOR.2. THEY ARE SMALLER IN SIZE

3. THEY ARE VERY EASY TO HANDLE

EXAMPLE-IMB 4300, ICL 2900 HP 9000

MICROPROCESSER

FIFTH GENERATION COMP( FUTURE COMPUTER)

FIFTH GENERATION COMPUTER WILL HAVE THE FOLLOING THING

1. THEY WILL BE LIKE HUMUN BEINGS & WILL HAVE ARTIFICIALINTELLIGENCE FOR WORKING

2. THEY WILL BE ABLE TO THINK & TAKE DECISSION LIKE US3. THEY WILL BE USED IN SUCH AREAS SUCH AS ROBOTICS,

DESIGNING AND DEFENCE

ROBOTS