History Of Computer Flashcards
(366 cards)
Computer is an _____
Electronic device
SMPS full form
Switch Mode Power Supply
SMPS work
To convert AC to DC
Purpose of computer
Data >process > information
Input raw facts is called ?
Data
Processed output data is called
Information
Highly processed data?
Knowledge
Computer full form?
Commonly operated machine purposely used for technology , education and research
Meaning of ‘putre’ in computer?
Calculation or reckoning
Computer word is first time used in which book and by whom
The Young men’s Gleanings by Richard Braithwaite
Types of data?
2 ,numeric and non Numeric
Numeric data ?
On which we can apply calculation
Ex-Mark,salary ,bank balance
Non Numeric data ?
On which we cannot apply calculation
Ex-Aadhar number ,Pan number
1st idea of computer came from which Machine?
Abacus
Abacus is also called _____
MC (mechanical calculator)
Abacus Inventor ?
Tim Crammer
Origin country of Ababus
China
Japanese name of Abacus
Saroban
Abacus work
Integer value add,substraction, multiplication
Napier bones inventer
John Napier
Napier bones use
All values add ,sub,mul, division
No of rods
11
CPU is also known as
Processor ,micro processor ,microchip
Components of CPU
ALU (arithmetic logic unit)
MU(memory unit)… primary memory
CU(control unit)