Chapter 9, Problem 73E

Explanation of Solution

Syntactic marker for Comments used in given languages:

The comment lines are generally used for the purpose of making the program code easily understandable to the user.

• The comment line used in Python language is denoted by single line comment “#” and multi-line comment “’’’ ’’’” symbols.
• The comment line used in VB.NET language is denoted by single quote “‘” symbol.
• The comment line used in C++ language is denoted by single line comment “//” and multi-line comment “/* */” symbols.
• The comment line used in Java language is denoted by single line comment “//” and multi-line comment “/* */” symbols.

End of statement used in given languages:

End of statement means last line of the program code.

• The end of statement in Python language is denoted by end of line or indention
• The end of statement in VB.NET language is denoted by end of line or indention
• The end of statement in C++ language is denoted by semi colon (;).
• The end of statement in Java language is denoted by semi colon (;).

Assignment statement used in given languages:

Assignment statement is used to assign the value to the variable from the program code.

• Assignment statement for Python, VB.NET, C++, and Java language use equal “=” symbol.

Real data type in given languages:

A real data type is a data type which represents the range of real numbers from the smallest to the largest values. Maximum computers use a rational approximation to a real number.

• The “Float” is the real data type used in the Python language
• The “Single” is the real data type used in the VB...