Which is the first known device used for calculation?
ENIAC
Mark I
Abacus
Super computer
Personal Computers were introduced in
1981
1982
1984
1986
________________ is an example of supercomputers.
PDP-10
CRAY
IBM PC
C64
_____________ used vaccum tubes.
UNIVAC-I
None of these
First automatic digital computer
Difference Engine
Mark -I
UNIVAC- I
__________ Supercomputer was developed in India .
PARAM
VAX
PDP
MainframeComputers were first developed by ____________.
Dell
Sony
IBM
___________ was invented in 1944.
PC
_____________ was used in China.
Mainframe computer were first developed by ____________ company.
DELL
SONY
ACER
