Array -Java Programming MCQ Questions and Answers

A. Array

B. Collection

C. ArrayList

D. None of the above

A. int[] myArray;

B. int myArray[];

C. Array myArray;

D. All of the above

A. 0

B. 1

C. -1

D. Null

A. int[][] myArray = {{1, 2}, {3, 4}};

B. int[2][2] myArray = {{1, 2}, {3, 4}};

C. int[2][2] myArray; myArray[0][0] = 1; myArray[0][1] = 2; myArray[1][0] = 3; myArray[1][1] = 4;

D. None of the above

A. The number of elements in the array

B. The maximum value of elements in the array

C. The length of the variable name

D. The number of dimensions

A. myArray[3]

B. myArray(3)

C. myArray.get(3)

D. myArray.getElement(3)

A. It returns null.

B. It throws an ArrayIndexOutOfBoundsException.

C. It returns 0.

D. It returns -1.

A. length()

B. size()

C. getSize()

D. length

A. 9

B. 10

C. 0

D. 1

A. String[] names = {"Alice", "Bob", "Charlie"};

B. String names[] = new String[]{"Alice", "Bob", "Charlie"};

C. String[3] names = {"Alice", "Bob", "Charlie"};

D. Both A and B

E. Both B and C