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A BST has 31 nodes. What would be the minimum hight to arrage it?

• 4
• 5
• 6
• 7

A BST has the hight 7. How many minimum and maximum nodes can be occupied?

• 8 and 254
• 8 and 255
• 7 and 255
• 8 and 256

In a single linked list, you want to catch the 14th node, How many times, the head pointer has to traverse?

• 13
• 14
• 15
• 16

In an array of size 20, you want to insert an element at index 6 (index starts from 0). How many shifting operations required?

• 13
• 14
• 15
• 16

In a graph of 6 vertices how many edges possible? If there is no edges possible between itself.

• 20
• 10
• 15
• 25