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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 18 of 32

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Q171.
What will be the output of the program?
class increment {
        public static void main(String args[]) 
        {  
             int g = 6;
             System.out.print(--g * 8);
        }
}
Discuss
Answer: (b).40
Q172.
Which of the following are legal lines of Java code?

1. int w = (int)888.8;
2. byte x = (byte)100L;
3. long y = (byte)100;
4. byte z = (byte)100L;
Discuss
Answer: (d).All statements are correct
Q173.
Which of these coding types is used for data type characters in Java?
Discuss
Answer: (c).UNICODE
Q174.
What is the output of this program?
class array_output {
   public static void main(String args[])
     {
       char array_variable [] = new char[10];
       for (int i = 0; i < 10; ++i) {
            array_variable[i] = 'i';
            System.out.print(array_variable[i] + """" );
            i++;
       }
    } 
}
Discuss
Answer: (a).i i i i i
Discuss
Answer: (a).similar type of elements
Q176.
Array data access using _____.
Discuss
Answer: (c).index
Q177.
At time of array initialization which is necessary to specify?
Discuss
Answer: (a).Row
Q178.
Java Array can allocate __________.
Discuss
Answer: (b).Static Memory
Q179.
Which of the following is an incorrect array declaration?
Discuss
Answer: (d).int arr[] = int [5] new
Q180.
Index in array start with ______.
Discuss
Answer: (b).0

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