Generation of computer from 1st to 5th
What is a computer ?
It is electronic device which is used for processing , storing and displaying information.Generations of Computers :
First Generation -
- Period : 1940-56
- Vaccum Tubes
- Speed - 330 microsec
- Example of Ist Generation Computers - UNIVAC-1 ,ENIAC etc.
Second Generation -
- Period : 1956-63
- Transistors
- Speed - 10 microsec
- Example of 2nd Generation Computers - IBM 7094 , CDC 1604 etc.
Third Generation -
- Period : 1964-71
- Integrated Circuits
- Speed - 100 nanosec
- Example of 3rd Generation Computers - IBM 370 etc.
Fourth Generation -
- Period : 1971 to Present
- LSIC , Microprocessor
- Speed - 100 nanosec
- Example of 4th Generation Computers - Apple Macintosh & IBM PC etc.
Fifth Generation -
- Period : Present
- SLSI , Artificial Intelligence
- Speed - Not determined
Read More : Ms-Excel Shortcut keys
: Shortcut Keys Ms-Word
: Shortcut Keys Ms-Access
Post a Comment