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memorize.ai (lvl 286)

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Section 1

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super()

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Java

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Last updated

6 years ago

Date created

Mar 1, 2020

Cards (9)

Section 1

(9 cards)

super()

Front

calls the parent structure with no arguments

Back

abstract method

Front

write less code use polymorphism better if one is abstract then the whole thing has to be abstract does not have implementation forces the extends to use a method in the parent class

Back

Wrapper Class

Front

Integer <- is actually different from an int. integer is a object. it allows you to have a class object correspond of the primitive type == works for this

Back

polymorphism

Front

late / dynamic binding assigning method call to a definition during run time and NOT compile time type - aware a) reuse code for many classes within the same inheritance

Back

java auto garbage collection

Front

java developesr are not responsible for managing memory they have allocated to an extent

Back

reference

Front

"==" With variables of a class type . compares different memory locations with strings

Back

privacy leak

Front

circumvent the private modifier and change the private instance variable

Back

final modifier

Front

can no longer be redefined. final means thats it no more

Back

java files

Front

compact ways to send code libraries and is ALREADY compiled

Back