| A | B |
| Algorithm | a set of steps that tell how to solve a problem |
| boolean expression | an expression that evaluates to either True or False |
| counter | a variable used to store a value that is updated by a constant value |
| decision structure | a statement that uses a condition to determine which set of statements to execute. |
| lifetime | the duration in which a declared variable exists in memory. |
| logical operators | operators(and, or and Not) that may be used to form a boolean expression |
| message box | a predefined dialog box that displays a message for the user. |
| nested statements | one or more statements within a statement |
| pseudocode | an algorithm written in both English and program code |
| relational operators | operators(=,>,<,<=,>=,<>) that can be used to form a boolean expression |
| roundoff error | occurs when a floating point number cannot be exactly represented in binary notation by the computer. |
| static variable | a variable with a local scope but a lifetime the duration of the program |
| update | to increment a counter variable |
| underscore | the line continuation character |
| =(equal to) | relational operator used to determine if one value is equal to another |
| AND | logical operator used to form a boolean expression |
| check box control | used to add a check box control class object to a form. |
| IF...Then | statement that executes code when a condition is True. |
| IF...THEN ...ELSE | statement that executes code in the else clause when a condition is false |
| IF...THEN.. ELSEIF | statement that is used to decide among three or more actions. |
| Int() | a function that returns the integer portion of a number without rounding |
| MessageBox class | used to display a predefinded dialog box that displays a message and an OK button. |
| RND() | a function used to generate a random number greater than the one equal to 0 and less than 1 |
| Select...Case | statement that executes code depending on the result of an expression |
| Select...Case Is | statement that executes code depending on a comparison of a range of values to the results of an expression |