When do you use a sparse array?
A. When there are unique elements in the array
B. When the array has more occurrence of zero elements
C. When the data type of elements differ
D. When elements are sorted
Answer: Option B
A. When there are unique elements in the array
B. When the array has more occurrence of zero elements
C. When the data type of elements differ
D. When elements are sorted
Answer: Option B
What is the time complexity of accessing an element in an array by index?
A. O(n)
B. O(1)
C. O(log n)
D. O(n log n)
Which of the following is the correct way to declare an array in C?
A. int array[];
B. array{int};
C. int array[10];
D. int array();
How do you find the length of an array in Java?
A. array.size();
B. array.length;
C. array.length();
D. array.size;
Join The Discussion