CLASS#1
ICT :
information communication technology
WHAT IS INFORMATION ?
information is the particular arrangement of things or data . OR
The processing of data ,organized , structured or presented as to make them meaningful or useful.
NOW WHAT IS DATA?
data is simply facts and figure .
WHAT IS THE DIFFERENCE BETWEEN DATA AND INFORMATION?
data is simply facts or figures -bits of information.but not information itself.when data are processed so as to make them meaningful or useful they are called information.
NOW TYPES OF DATA:
There are two types of data:
1: Alphabetical
2:numerical or digits or binary
WHAT IS IT?
.simply sending and receiving of data is called IT.
.which uses high speed computers.
.sending or receiving of data through computer or any communication devices.
CLASS#2
PROGRAMMING FUNDAMENTALS:
THEORY:
In first there was language called "B" which was a
programming language developed at (BELL
LABS) circa 1969. it is the work of ( KEN
THOMPSON with DENNIS RITCHIE).
Then further Denni MacAlistair Ritchie on
SEPTEMBER 9,1941 -c October 12,2011) was an
american computer scientist . he created the C
programming languages. Then further Bjarne
Stroutrup created C++ by adding some numbers
with C language.
.C++ can easily be understand by humans but C language can not be.
WHAT IS SOURCE FILE & SOURCE CODE:
Source Code: when code is written to be compiled or assembeled into executable computer program is called source code .
Source File: A file that contains original or essential data that is starting point for a system of publishing .
FOR EXAMPLE : The text files of this Notes, Which are continuously edited , become the source files for deployment each cycle.
POINTS:
: Application is in format of exe.
: Windows operating system is msi
:png or jped or raw for photos
ETC.
Translator:
interpreter
compiler
Interpreter: interpreter which translates line by line like PHP
Compiler: which translates the whole thing at once like C++ use in compiler
ERRORS:
SYNTAX ERROR:
syntax error is error in which code is written wrong.
Logical Error:
in which code is written but the whole logic is wrong.
Runtime ERROR: runtime error happens when something crashing while running.
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