41. An expression tree is created using?
42. What is the worst case of finding the nearest neighbour?
43. Which node is the parent node of Node 5?
44. What does the other nodes of an expression tree(except leaves) contain?
45. How many child nodes does each node of K-ary Tree contain?
46. Which parsing approach is followed by syntax tree?
47. Abstract syntax tree is an input to which phase of compiler?
48. An expression tree's nodes can be deleted by calling?
49. Which one of the following is the correct formulae to find the parent node at index I?
50. In parse trees, every internal node represents a non-terminal and every leaf node represents a terminal.
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