Matrix A when multiplied with Matrix C gives the Identity matrix I, what is C?
A. Identity matrix
B. Inverse of A
C. Square of A
D. Transpose of A
Answer: Option B
A. Identity matrix
B. Inverse of A
C. Square of A
D. Transpose of A
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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