C++ fill in the blank A(n) ________________________ is a memory location whose contents cannot be changed. _____________

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C++ fill in the blank
A(n) ________________________ is a memory location whose
contents cannot be changed.
__________________________ are essentially reusable
software components that consist of data and operations on that
data.
_____________________________ are used to document a program and
improve its readability.
The ___________________ C++ keyword enables the programmer
to inform the compiler that the value of a particular variable
should not be modified.
For a local variable in a function to retain its value between
calls to the function, it must be declared as a(n)
_____________________ variable.
The number used to refer to a particular element of an array is
called its _______________________ .
A pointer is a variable that contains as its value
the ________________ of another
variable.
If a class object is passed by ___________________________ to a
function, the formal parameter receives the address of the actual
parameter.