Answer Posted / neema

yes panel can be added to a frame

I want to print “hello” even before main is executed. How will you acheive that?

1073

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What is map and hashmap in java?

1053

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Explain where variables are created in memory?

999

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What is a null check?

980

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What is jpa specification?

956

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Can a list be null in java?

1032

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How does callback work in java?

1047

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What is the difference between Java Program Constructor and Java Program Method, What is the purpose of Java Program constructor Please Explain it Breafily?

1031

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What is meant by memory leak?

1056

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Can singleton class be serialized?

941

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What is void data type?

974

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How is garbage collection controlled?

1160

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What do you mean by chromounits in java8?

935

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What is difference between c++ and java ?

1110

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What are 3 data types?

976

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