1. It is very big, 
2. Memory little.
3. Make balb &
tuib. 
Exampol- ENIAC, EDSAC,
UNIVAC, IBM- 650 etc,
                 1. LSI,VLSI Chip
                 2. Very very little
                 3.Very memory
                 4. Write Assembly Language 
 Exampol- IBM- 7000, IBM- 1400, CDC-1604,
RCA-301 
            1. Magnative
tap, Hard disk, 
            2. o/p-
V.D.U (video Display Unit)
            3. little 
            4. Sige
little & run first
  Exampol- ICL-2900, IBM-370 etc
            1. ISI,
VLSI (Chip)
            2. Very
very little
            3. Very
memory 
            4. Very
very first
    5. Softawer, language 
Exampol- HP-300,APPLE, DEC.
            1. 10-150
(koty ) logie
            2. Very
very little
            3. Very
memory
    4. Softawer, language
    5. Visual input/ picture data 
 
