Which of the following devices can be used to directly input printed text?
OCR
OMR
MICR
d. All of above
Which was the first operational general purpose computer ?
ENIAC
MARK-1
UNIVAC-1
EDVAC
A computer derives its basic strength from
Speed
Accuracy
Memory
All of these
The computer that process both analog and digital is called
Analog computer
Digital computer
Hybrid computer
None of these
What type of device is computer keyboard?
Output
Storage
Input
Microprocessors as switching devices are for which generation computers .
First generation
Second generation
Third generation
Fourth generation
Which was the computer conceived by Babbage ?
Analytical Engine
Arithmetic machine
Donald Kunth
All of te above
The processes of starting or restarting a computer system by loading instructions from a secondary storage device into the completer memory is called
Duping
Booting
Padding
All of above
Which of the following are the two main components of the CPU?
Control Unit and Registers
Registers and Main Memory
Control unit and ALU
ALU and bus
Leibnitz's calculator was constructed in :
1670
1671
1672
1673