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45 Cards in this Set
- Front
- Back
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Console application
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Application that does not have a graphical user interface
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Console window
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text output of a console application
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comment
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inserted into programs to improve readability of the code; preceded by a single quote
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modules
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logical groupings of methods that simplify program organization
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module declaration
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define a module
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methods
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perform tasks and can return information when the tasks are completed
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keyword
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words reserved for use by Visual Basic; ie module, get, set, string, etc.
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identifier
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a series of characters consisting of letters, digits and underscores; cannot begin with a digit and cannot contain spaces; cannot be a keyword; not case sensitive
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whitespace characters
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blank lines and tab characters that makes code easier to read
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MAIN
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entry point of the program
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SUB
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body of the method declaration (code to be executed as part of program)
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END SUB
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closes method
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strings, character strings, or string literals
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characters surrounded by double quotes within an action; to be printed within a program
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classes
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organize groups of related methods and data
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arguments
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values recieved by the method
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declarations
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begin with keyword dim; declare a variable(s); must be done before they can be used in program
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variable
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locations in the computer's memory where values can be stored for use by a program
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Primitive variable types
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Boolean, byte, char, date, decimal, double, integer, long, SByte, short single, string, UInteger, ULong, UShort
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prompt
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directs the user to take a specific action and input some sort of information; followed by method ReadLine
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run-time error
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an error that has its effect at execution time
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string concatenation operator
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&
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arithmetic operators
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*, +, -, /, \, Mod, ^
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Integer division
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backslash (\); takes two Integer operands and yeilds an Integer result; fractional parts are rounded
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Floating point division
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fowardslash (/); divides exactly, using decimals
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If...Then statement
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allows a program to make a decision based on the truth or falsity of some expression
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condition
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expression in an If...Then statement
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equality operators
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=, <>
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relational operators
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>,<,>=,<=
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message dialog
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windows that display messages to the user; class MessageBox
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namespace
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groupings of FCL classes according to functionality; makes it easier for programmers to find the classes needed to perform particular tasks
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declarations
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begin with keyword dim; declare a variable(s); must be done before they can be used in program
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variable
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locations in the computer's memory where values can be stored for use by a program
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Primitive variable types
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Boolean, byte, char, date, decimal, double, integer, long, SByte, short single, string, UInteger, ULong, UShort
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prompt
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directs the user to take a specific action and input some sort of information; followed by method ReadLine
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run-time error
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an error that has its effect at execution time
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string concatenation operator
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&
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arithmetic operators
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*, +, -, /, \, Mod, ^
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Integer division
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backslash (\); takes two Integer operands and yeilds an Integer result; fractional parts are rounded
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Floating point division
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fowardslash (/); divides exactly, using decimals
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If...Then statement
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allows a program to make a decision based on the truth or falsity of some expression
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condition
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expression in an If...Then statement
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equality operators
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=, <>
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relational operators
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>,<,>=,<=
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message dialog
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windows that display messages to the user; class MessageBox
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namespace
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groupings of FCL classes according to functionality; makes it easier for programmers to find the classes needed to perform particular tasks
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