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#Quiz_Java (Question - 83)
The “.class” file has the same name as the class defined in the program.
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#Quiz_Java (Question - 82)
If a Java program has 4 classes then how many class files will be generated after compilation?
#Quiz_Java (Question - 80)
Which of these is correct way of inheriting class A by class B?
Repost from Java Development
#Quiz_Java (Question - 80)
Which of these is correct way of inheriting class A by class B?
Repost from TechShiksha by Badkul Technology
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above is the explaination of yesterday's quiz. why first syso is printing true and second one false
#Quiz_Java (Question - 79)
Which of this keyword must be used to inherit a class?
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What will be the output of following code ?public static void main(String[] args) { Integer i1 = 127; Integer i2 = 127; System.out.println(i1 == i2); Integer i3 = 128; Integer i4 = 128; System.out.println(i3 == i4); }
#Quiz_Java (Question - 78)
Which of the following is not an OOPS concept?
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What is method overriding in java ?
If we have methods with same signature (same name, same arguments, same return type) in super class
and subclass then we say
subclass method is overridding method in superclass.
When to use overriding in java
If we want same method with different behaviour in superclass and subclass then we go for overriding.
When we call overridden method with subclass reference subclass method is called hiding the superclass
method.
