Answer Posted / nisha sharma

System-it is class
out-object/datamember or u can say referencevariable of
class
println-method of class

Define how can we find the actual size of an object on the heap?

1200

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Are private methods final?

901

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What is the difference between the font and fontmetrics classes in java programming?

1139

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What are disadvantages of java?

997

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What is the base class for error and exception?

999

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Can we have two main methods in a java class?

1050

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What is the difference between yielding and sleeping?

1105

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What does it mean to be immutable?

962

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Does google use java?

948

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Can a top level class be private or protected?

1052

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Wha is the output from system.out.println(“hello”+null); ?

1140

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What is integer valueof?

1098

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Should a main method be compulsorily declared in all java classes?

1059

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How many bytes are there?

996

---

What is a java string?

1073

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