What is the main difference between sub-procedure and function?

The sub-procedure is a block of multiple visual basic statements within Sub and End Sub statements. It is used to perform certain tasks, such as changing properties of objects, receiving or processing data, and displaying an output. You can define a sub-procedure anywhere in a program, such as in modules,… Continue reading

Briefly explain the characteristics of reference-type variables that are supported in the C# programming language.

The variables that are based on reference types store references to the actual data. The keywords that are used to declare reference types are: Class – Refers to the primary building block for the programs, which is used to encapsulate variables and methods into a single unit. Interface – Contains… Continue reading

Briefly explain the characteristics of value-type variables that are supported in the C# programming language.

The variables that are based on value types directly contain values. The characteristics of value-type variables that are supported in C# programming language are as follows: All value-type variables derive implicitly from the System.ValueType class You cannot derive any new type from a value type Value types have an implicit… Continue reading

Mention the two major categories that distinctly classify the variables of C# programs.

Variables that are defined in a C# program belong to two major categories: value type and reference type. The variables that are based on value type contain a value that is either allocated on a stack or allocated in-line in a structure. The variables that are based on reference types… Continue reading

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