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constructor method

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Java

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6 years ago

Date created

Mar 14, 2020

Cards (28)

Section 1

(28 cards)

constructor method

Front

A method with the same name as the class that initializes the instance variables of an object of the class when the object is instantiated.

Back

Method

Front

A program module that contains a series of statements that carry out a task.

Back

double

Front

4 bytes; 6 significant digits

Back

char

Front

single character; 2 bytes

Back

Primitive

Front

int, float, double, byte, char, boolean

Back

class

Front

a user defined blueprint or prototype from which objects are created

Back

int

Front

4 bytes -2,147,483,648 to 2,147,483,647

Back

public versus private

Front

public means you can access it anywhere while private means you can only access it inside its own class

Back

string

Front

A sequence of characters

Back

application versus applet

Front

applet is a small java program that can be executed by a Java-compatible web browser while the application is a standalone program that can directly run on the machine

Back

scope

Front

the lifetime and accessibility of a variable

Back

header of method

Front

where the return type, name, and parameter list of a method are declared

Back

byte

Front

8 bits

Back

void

Front

specifies that the method does not return any type

Back

method declaration

Front

The first line of a method, which contains the method name, access level, return type, and parameters, if any.

Back

method call

Front

A command to execute another method, which causes all of the statements inside that method to be executed.

Back

comment (single line & multi-line)

Front

Javadoc /*..../ Multi-line / .... / Single line (or inline) //

Back

constructor call

Front

memory for the object is allocated in the memory

Back

float

Front

A native type representing rational numbers to limited precision. 4 bytes; 6 significant digits

Back

parameter(s) of method

Front

( )

Back

object instantiation

Front

creating a new object using the "new" reserved word. the object is created with a variable referencing that object.

Back

method return type

Front

Defines and constrains the data type of the value returned from a method.

Back

literal

Front

syntactic representations of boolean, character, numeric, or string data

Back

method return variable

Front

the variable returned by the computer

Back

assignment

Front

=

Back

boolean

Front

True/False

Back

body of method

Front

the actions performed by the method

Back

variable declaration

Front

A statement that creates a variable and its associated attributes but doesn't necessarily allocate storage for variables or define an implementation for methods.

Back