How many classes will it take to learn core Java?

Asked by Gene 21/03/2016 Last Modified 06/10/2025

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public void foo( boolean a, boolean b) { if( a ) { System.out.println("A"); /* Line 5 */ } else if(a && b) /* Line 7 */ { System.out.println( "A && B"); } else /* Line 11 */ { if ( !b ) { System.out.println( "notB") ; } else { System.out.println( "ELSE" ) ; } } } A. If a is true and b is true then the output is "A && B" B. If a is true and b is false then the output is "notB" C. If a is false and b is true then the output is "ELSE" D. If a is false and b is false then the output is "ELSE"

Srikanth

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what is the use of request get parameter map in servlet with example

Map of all input elements of form of Html can be retrieved with getParameterMap() method and it is very rarely used. Map requestParams = request.getParameterMap();

Pushpendra

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What will be the output of the program? public class Foo { public static void main(String[] args) { try { return; } finally { System.out.println( "Finally" ); } } } A. Finally B. Compilation fails. C. The code runs with no output. D. An exception is thrown at runtime.

Question to all of you: What is the hidden logic inside Java Constructor ?

Srikanth

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What are the best websites to learn java as well as get a certificate from them?

Blindly go for oracle certification java program .

Abirami

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1.What is Model Driven Interceptors is used for? 2.what is the purpose of using Action support??

Using ActionSupport class, we can implement Custom validation which validates at the server-side. We can write server side validation logic in validate() method.

Monisha

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How can everyone prepare to clear any Java interview?

Java interview your java should be much strong then J2EE. core java and Advance java is the basic foundation for Interview. Some of the topic about which you should know before going for a java interview...

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