Java Games: Flashcards, matching, concentration, and word search.

Chapter 5 Vocabulary

Complete the following activities to help you remember the vocabulary for chapter 5.

AB
Algorithma set of steps that tell how to solve a problem
boolean expressionan expression that evaluates to either True or False
countera variable used to store a value that is updated by a constant value
decision structurea statement that uses a condition to determine which set of statements to execute.
lifetimethe duration in which a declared variable exists in memory.
logical operatorsoperators(and, or and Not) that may be used to form a boolean expression
message boxa predefined dialog box that displays a message for the user.
nested statementsone or more statements within a statement
pseudocodean algorithm written in both English and program code
relational operatorsoperators(=,>,<,<=,>=,<>) that can be used to form a boolean expression
roundoff erroroccurs when a floating point number cannot be exactly represented in binary notation by the computer.
static variablea variable with a local scope but a lifetime the duration of the program
updateto increment a counter variable
underscorethe line continuation character
=(equal to)relational operator used to determine if one value is equal to another
ANDlogical operator used to form a boolean expression
check box controlused to add a check box control class object to a form.
IF...Thenstatement that executes code when a condition is True.
IF...THEN ...ELSEstatement that executes code in the else clause when a condition is false
IF...THEN.. ELSEIFstatement that is used to decide among three or more actions.
Int()a function that returns the integer portion of a number without rounding
MessageBox classused 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...Casestatement that executes code depending on the result of an expression
Select...Case Isstatement that executes code depending on a comparison of a range of values to the results of an expression


Information Technology Instructor
Phillip O Berry Academy of Technology
Charlotte, NC

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