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What is the result of the following?public static void main(String[] args)
choice:a)compilation errorb)runtime errror Or what is the result?
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How are this() and super() used with constructors
This() is used to invoke a constructor of the same class. super() is used to invoke asuperclass constructor.
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What is the catch or declare rule for method declarations
If a checked exception may be thrown within the body of a method, the method musteither catch the exception or declare it in its throws clause.
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Inheritance and Aggregation
What is the difference between inheritance and aggregation? When would you use one over the other
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Which of the following are primitive types?
A) byteB) StringC) integerD) float
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A method is overridden if there is a method in the subclass that has the same name and the ________ set of parameters.
Skill/Topic: InheritanceA) SameB) DifferentC) MixedD) None of the above
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Can an object's finalize() method be invoked while it is reachable
An object's finalize() method cannot be invoked by the garbage collector while the objectis still reachable. However, an object's finalize() method may be invoked by otherobjects.
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State true or false :- Final methods can be overridden.
A) TrueB) False
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Java is a Programming Language.
A) TrueB) False
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Phantom memory
What is phantom memory and how it is useful?
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What is the unit for 1000 in the below statement?ob.sleep(1000)
A) Int millisecondsB) Double millisecondsC) long millisecondsD) Float milliseconds
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An applet is downloaded on demand
A) TrueB) False
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Which one of the following operations is NOT supported by java.lang.Runtime
Choice 1 Request the garbage collector to be active. Choice 2 Add shutdown hooks. Choice 3 Execute native operating system commands. Choice 4 Dynamically unload Class files. Choice 5 Cause the Java Virtual Machine (JVM) to exit.
Java Interview Questions
Ans