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Java phrases 1
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- 1Primitive Data TypePrimitive variables contain a basic primitive data type.
Primitive variables contain a basic primitive type e.g. byte, short, long, float, double, boolean, char.
Variables of the same primitive data type all have the same size. - 2Reference TypeA reference is a data element that contains the address of another data element of a specified reference type.
Reference types include instantiable classes as well as arrays. - 3StreamsA stream is an object that enables the flow of data between a program and some I/O device or a file. If the data flows into the program then the stream is called an input stream. If the data flows out it is called an output stream
- 4ExceptionAn event during program execution that prevents the program from continuing normally.
Exceptions can be checked or uncjecked. - 5Get MethodAccessors (get metods) do not change the data of a class but return the data value to the calling method.
- 6Set MethodModifier methods or mutators (set methods) change the data of a class.
- 7Private MemberA private member cannot be accessed from outside the class.
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- Java Fichas sobre Java phrases 1, creado por Thomas Rowsome el 14/04/2018.
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- Thomas Rowsome
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