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Welcome to the Data Types,Variables and Arrays MCQs Page

Dive deep into the fascinating world of Data Types,Variables and Arrays with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Types,Variables and Arrays, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Types,Variables and Arrays, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Java Programming.

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Check out the MCQs below to embark on an enriching journey through Data Types,Variables and Arrays. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Java Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Types,Variables and Arrays. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Types,Variables and Arrays MCQs | Page 7 of 32

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Q61.
An expression involving byte, int, and literal numbers is promoted to which of these?
Discuss
Answer: (a).int
Q62.
Which of these literals can be contained in float data type variable?
Discuss
Answer: (b).-3.4e+038
Q63.
Which data type value is returned by all transcendental math functions?
Discuss
Answer: (c).double
Q64.
What is the output of this program?
    class average {
        public static void main(String args[])
        {
            double num[] = {5.5, 10.1, 11, 12.8, 56.9, 2.5};
            double result;
            result = 0;
            for (int i = 0; i < 6; ++i) 
                result = result + num[i];
	    System.out.print(result/6);
 
        } 
    }
Discuss
Answer: (c).16.46666666666667
Q65.
What will be the output of these statement?
class output {
        public static void main(String args[]) 
        {
            double a, b,c;
            a = 3.0/0;
            b = 0/4.0;
            c=0/0.0;
 
	    System.out.println(a);
            System.out.println(b);
            System.out.println(c);
        } 
    }
Discuss
Answer: (d).all of the mentioned
Q66.
What is the output of this program?
    class increment {
        public static void main(String args[]) 
        {        
             int g = 3;
             System.out.print(++g * 8);
        } 
    }
Discuss
Answer: (c).32
Q67.
What is the output of this program?
    class area {
        public static void main(String args[]) 
        {    
             double r, pi, a;
             r = 9.8;
             pi = 3.14;
             a = pi * r * r;
             System.out.println(a);
        } 
    }
Discuss
Answer: (a).301.5656
Q68.
What is the output of this program?
    class mainclass {
        public static void main(String args[]) 
        {
            boolean var1 = true;
	    boolean var2 = false;
	    if (var1)
	        System.out.println(var1);
	    else
	        System.out.println(var2);
       } 
    }
Discuss
Answer: (c).true
Q69.
What is the output of this program?
    class booloperators {
        public static void main(String args[]) 
        {
            boolean var1 = true;
	    boolean var2 = false;
	    System.out.println((var1 & var2));
        } 
    }
Discuss
Answer: (d).false
Q70.
What is the output of this program?
    class asciicodes {
        public static void main(String args[]) 
        {
            char var1 = 'A';
	    char var2 = 'a';
	    System.out.println((int)var1 + " " + (int)var2);
        } 
    }
Discuss
Answer: (b).65 97

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