Saturday 11 April 2015

Computer Fundamental

Computer (संगणक)  
 Computer Stands for
C         Commonly          सामान्य रूप से           
O         Operator             चलाने वाला 
M         Machine             यंत्र 
P          Particular           विशेष रूप से 
U          Use                    प्रयोग 
T          Trade                 व्यापार 
E          Education          शिक्षा 
R          Research            अनुसंधान या खोज  
Computer Definition:- 
"Computer is an electronic device which can receive input as a raw material and process it according to program instructions and produce the output in the useful form."
Note:-
@ The 'Computer' word comes from the word "Compute" which means to calculate.
@ Charles Babbage is the father of modern digital computer.
@ Computer is also called data processor.
@ Data is derived from Greek word datum which means facts & figures.
    Data= Plural      Datum= Singular
@ IQ Zero :- Computers are dumb machine with zero IQ.
@ Virus is basically small program that negatively alters the way a computer works. Virus Stands for Vital Information Resources Under Siege.
Question 1:- What is difference between data and information ?
Ans. Data is raw material used as input and information is processed data used for making decision. In Information Technology Act 2000, Section 2(f) "Information" is an asset.