Can a singleton class be inherited?


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More Core Java Interview Questions

Is empty .java file name a valid source file name?

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What is the main functionality of the remote reference layer?

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What is super?

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Can a static class have a constructor?

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Can we define private and protected modifiers for variables in interfaces?

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Is an integer an object?

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What is a string token?

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What are access modifiers?

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What is the symbol for average?

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when a request is generated from apache tomcat 5.5 and goes to oracle 10g or mysql,,, how the oracle or mysql reads the request as apache is a web server and oracle 10g is application server? when the oracle 10g provides response, how the apche tomcat reads it???

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Explain constructors and types of constructors in java.

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Can we return null in java?

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