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Chapter Objectives
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After studying this chapter, you will be able to:

Distinguish between variables, constants, and controls.

Differentiate among the various data types.

Apply naming conventions incorporating standards and indicating the data type.

Declare variables and constants.

Select the appropriate scope for a variable.

Convert text input to numeric values.

Perform calculations using variables and constants.

Convert between numeric data types using implicit and explicit conversions.

Round decimal values using the decimal. Round method.

Format values for output using the ToString method.

Use try/catch blocks for error handling.

Display message boxes with error messages.

Accumulate sums and generate counts.







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