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What will be the output of the program? public class Test { public static int y; public static void foo(int x) { System.out.print("foo "); y=x; } public static int bar(int z) { System.out.print("bar "); return y=z; } public static void main(String [] args ) { int t=0; assert t > 0 : bar(7); assert t > 1 : foo(8); /* Line 18 */ System.out.println("done "); } } A. bar B. bar done C. foo done D. Compilation fails

Asked by Srikanth Bala 09/02/2015 Last Modified 09/02/2015

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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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Base obj=new Child(); What are the advantage and real life application of above code?

Have you ever observed while communicating with databases? You can find such type of example while writing code from communicating with DB. Connection connectionObject = DriverManager.getConnection(); or Statement...

Vijay

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Why we are using this keyword in Java?

"this" keyword is use to refer an object of current class it is also use for call specific constructor of current class if more than one constructor is declared.

Kiran

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When we are used the compiler and interpreter? what is the difference between them?

Java code is the best example of compiled as well as interpreted. Java Compiler does the task of compiling . Java file to .class file(binary form). JVM works as interpreter to let Operating system understand the compiled code instructions.

Shilpa

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Please suggest some books to self-learn Java at home?

For self learning the best book is Core Java written by Gary Cornell and Kay Horstmann. This book comes in 2 volumes and both are important to learn the subject from the ground up to the advanced level.

Sharmistha

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One of the cooler hidden features in jOOQ is the JPADatabase, which allows for reverse engineering a pre-existing set of JPA-annotated entities to generate jOOQ code. For instance, you could write these...

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A Tip for the beginners.

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Class and Objects in Java

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