Java - MCQ

 

Java MCQ - Introduction to Java - Set 16

76. Which one of these lists contains only Java programming language keywords?
A). class, if, void, long, Int, continue
B). goto, instanceof, native, finally, default, throws
C). try, virtual, throw, final, volatile, transient
D). strictfp, constant, super, implements, do
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77. Which is a reserved word in the Java programming language?
A). method
B). native
C). subclasses
D). reference

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78. Which is a valid keyword in java?
A). interface
B). string
C). Float
D). unsigned
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79. Which is a valid declaration of a String?
A). String s1 = null;
B). String s2 = 'null';
C). String s3 = (String) 'abc';
D). String s4 = (String) '\ufeed';

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80. What will be the output of the program?

class Equals 
{
    public static void main(String [] args) 
    {
        int x = 100;
        double y = 100.1;
        boolean b = (x = y);
        System.out.println(b);
    }
}

A). true
B). false
C). Compilation fails
D). An exception is thrown at runtime
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