Java Programming Multiple Choice Questions (MCQ)

Introduction to Java - Multiple Choice Questions (MCQ) - Set 29

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Multiple Choice Questions

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Java - Introduction to Java - Multiple Choice Questions (MCQ) - Set 29

141. If an expression contains double, int, float, long, then the whole expression will be promoted into which of these data types?
A). long
B). int
C). double
D). float
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142. What will be the output of the following Java code?

    class char_increment 
    {
        public static void main(String args[]) 
        {
            char c1 = 'D';
            char c2 = 84;
            c2++;
            c1++;
            System.out.println(c1 + " "  + c2);
        } 
    }
 

A). E U
B). U E
C). V E
D). U F
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143. Java is a ............ language.
A). weakly typed
B). strongly typed
C). moderate typed
D). None of these
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144. How many primitive data types are there in Java?
A). 6
B). 7
C). 8
D). 9
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145. Size of int in Java is
A). 16 bit
B). 32 bit
C). 64 bit
D). Depends on execution environment
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