Java Keywords List

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Java Keywords



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Control Statement in Java

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Control Statement The control statement are used to control the flow of execution of the program Types of control statements               Selection Repetition Branching Selection  Statements                                if-then, if-then-else and switch Repetition Statements                                while, do-while and for Branching statements                               break, continue and return
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Data Types In Java

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Java Data Types Primitive data types: These data types allow variable to store only one value.     Ex: double salary = 25350.56; Non-primitive or derived data types: These data types allow the variables to store multiple value of the same data type.    Data Types:    Arrays            Ex: int a[] = {10,20,30,40,50}    Strings are enclosed in ""            Ex: String printval = "welcome"; User defined data type: These are developed by programmers and whose variables allows to store multiple values wither of the same type or different type or both. Ex: classes, interfaces.
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