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Object Oriented Concepts


P
Is it Abstarction not comes under Opps concept ?
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10
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4,912
anneroberts
vbraojava
What we must follow to create a SubClass to Abstract Class ?
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1
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2,343
anneroberts
S
Why abstract class cant be instantiated ?
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4
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9,355
anneroberts
R
why do we using THIS keyword and SUPER keyword in programming ?
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7
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7,619
anneroberts
S
What is the difference between equals() and == ?
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3
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2,093
anneroberts
N
What are the types of variables in Java ?
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16
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5,347
anneroberts
vbraojava
What is default size of Reference Variable ?
2
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29
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14,269
anneroberts
vbraojava
How can we call Super Class Constructor in Sub Class ?
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8
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6,311
anneroberts
vbraojava
Why Static methods don't act upon instance variables ?
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1
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2,050
anneroberts
vbraojava
How can we Make a Class as Immutable ?
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1
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2,460
anneroberts
S
How to decide whether to use Interface or Abstract Class ?
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1
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3,446
anneroberts
vbraojava
What is the Pre-Condition to Casting Advanced Data Type ?
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1
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1,694
anneroberts
vbraojava
Is it possible Constructor Overloading in Java ?
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12
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6,809
anneroberts
P
composition and aggregation
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3
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2,797
anneroberts
G
Why static methods cant be overridden in java?
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7
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6,184
anneroberts
P
final in abstract
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10
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5,508
anneroberts
vbraojava
Can we access Private members of Super Class ?
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1
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2,437
anneroberts
vbraojava
What we can have in Abstract Classes ?
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1
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2,045
anneroberts
vbraojava
How many types of Inheritances does Java support ?
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6
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3,067
anneroberts
vbraojava
How can we achieve Multiple Inheritance in Java ?
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1
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4,027
anneroberts
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