Under what condition the number of inversions in an array are maximum?
A. when the array is sorted
B. when the array is reverse sorted
C. when the array is half sorted
D. depends on the given array
Answer: Option B
A. when the array is sorted
B. when the array is reverse sorted
C. when the array is half sorted
D. depends on the given array
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;
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