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DataTypes Program

Questions based on DataType program done in class

QuestionAnswer
What is a data type? Classification that determines how data is stored
What is a string? class provided by Java that provides the ability to program with words
Name three naming rules No spaces, no special characters except $, and must begin with a letter
What key do you use to start a single line comment? //
Declare a String variable named cheese; String cheese;
What is a string literal? characters(s) enclosed in double * quotation marks */
What is a assignment? the processes of storing a value at a variable memory location using =(assignment operator)*/
What must match the class name? Must match file name
What is Syntax? Grammer, structure, or order of the elements in a language statement.
What is declaration? Process of telling the compiler the name of a variable and the type of data to be stored in the memory location allocated to the variable.
What are Primitive Data Types 2
What is hard coding? To use explicit rather than am symbolic name for something that is likely be changed at a later time
What is camelBack notation? The first letter is lowercase and for each subsequent word the first letter is capitalized
What is a main method A program begins by calling the main method and begins execution with the first line of code in the
How many bits and bytes does it take to declare a integer variable? 1
How many bits and bytes does it take to declare a real variable? 1
What does a boolean data type require? Requires single quotes.
What are the rules for naming camelBack notation? 1
What data type allows the storage of multiple characters enclosed in double quotes?
What is a primitive data type? Most basic data types provided by a language
what is a program block? the coded enclosed between {}
What is assignment? 1
How many bits does it take to declare a boolean? 1 bit
the double data type allows what? 1
The boolean data types allows what? 1
What characters should be avoided? throwaways
What allows the storage of multiple characters enclosed in double quotes? 1
Declaring a string size depends on what? It depends on the Java Virtual Machine?
Define Naming conventions camelBack notation names are meaningful One-character variable names should be avoided
What is the Basic syntax for declaration and assignment? <data type> variableName= <value>
Created by: Jaelyn.Wil33