Identifiers are naming conventions used in programming languages to identify elements like variables, methods, arrays, constants, tables, functions, and models. C++ identifiers follow common naming rules with C where identifiers can include letters, digits, and underscores but must not start with a digit, and are case-sensitive distinguishing uppercase and lowercase letters.

1. ifiers as the name suggests indentifiers are responsible to identify any en
name , method name , array name etc.
ey are the basic requirement of any language .Every language has its own
identifers .
ort we can say that the identifiers represent the essential elements in a p
below :-
stant
ables
ctions
els
C++ IDENTIFIERS

2. naming rules are common in both c and c++
They are as follow :-
characters , digits and underscores are allowed .
name can not start with a digit .
ase and lowercase letters are distinct.
can say that c++ identifiers are case-sensitive .