Artificial Intelligence MCQs

Page No. 22

Which search uses only the linear space for searching?


aBest-first search


b Recursive best-first search


cDepth-first search


dNone of the mentioned



What is the heuristic function of greedy best-first search?


af(n) != h(n)


b f(n) < h(n)


cf(n) = h(n)


df(n) > h(n)


View Answer f(n) = h(n)

Which function will select the lowest expansion node at first for evaluation?


aGreedy best-first search


bBest-first search


cDepth-first search


dNone of the mentioned


View Answer Best-first search

Which search uses the problem specific knowledge beyond the definition of the problem?


a Informed search


bDepth-first search


cBreadth-first search


dUninformed search


View Answer Informed search

How many types of informed search method are in artificial intelligence?


a1


b2


c3


d4


View Answer 4

What is the other name of informed search strategy?


aSimple search


bHeuristic search


cOnline search


dNone of the mentioned


View Answer Heuristic search

A* is optimal if h(n) is an admissible heuristic-that is, provided that h(n) never underestimates the cost to reach the goal.


aTrue


bFalse


cA & B


dNone of these


View Answer True

What is the evaluation function in A* approach?


aHeuristic function


bPath cost from start node to current node


c Path cost from start node to current node + Heuristic cost


dAverage of Path cost from start node to current node and Heuristic cost



What is the space complexity of Greedy search?


aO(b)


bO(bl)


cO(m)


dO(bm)


View Answer O(bm)

What is the evaluation function in greedy approach?


aHeuristic function


bPath cost from start node to current node


cPath cost from start node to current node + Heuristic cost


dAverage of Path cost from start node to current node and Heuristic cost


View Answer Heuristic function

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