10+ Fine Zeelandia Interview Questions and Answers

No, you cannot deallocate memory of a null pointer.

• Deallocating memory of a null pointer will result in undefined behavior.

• Null pointers do not point to any valid memory location.

• Attempting to deallocate memory of a null pointer can lead to crashes or memory leaks.

To insert data at the end of a binary tree, traverse the tree until a leaf node is found and add the new node as its child.

• Start at the root node and traverse the tree until a leaf node is reached.

• If the left child of a node is null, insert the new node as its left child.

• If the left child is not null, check the right child and insert the new node as its right child if it is null.

• Repeat the process until a leaf node is found.