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# Artificial Intelligence and Robotics (AIR) MCQs | Page - 9

Dear candidates you will find MCQ questions of Artificial Intelligence and Robotics (AIR) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

## `Q. 81) What are the drawbacks of Forward State Space Planning?`

(A) fssp has very huge search space
(B) it includes the actions that have nothing go do with achieving the goal
(C) regression is used in forward state space planning
(D) both a & b

## `Q. 82) In Forward State Space Planning , Progress ( A, S) function returns __________`

(A) the successor state s when action a is applied to state s.
(B) the predecessor state s when action a is applied to state s.
(C) both a & b
(D) none of the above

## `Q. 83) effects⁺ (a) in Forward State Space Planning denotes __________`

(A) denotes the set of negative effects of action a
(B) denotes the set of neutral effects of action a
(C) denotes the set of positive effects of action a
(D) none of the above

## `Q. 84) What is true about Backward State Space Planning?`

(A) goal states are often incompletely specified.
(B) expresses only what is desired in the final state, rather than a complete description of the final state.
(C) it uses regression
(D) all of the above

## `Q. 85) In Backward State Space Planning ,regress(A,G) that returns __________`

(A) the regressed goal over action a when applied to goal g.
(B) the goal state over action a when applied to goal g.
(C) the initial state over action a when applied to goal g.
(D) both a & b

## `Q. 86) Backward State Space Planning (BSSP)_____________`

(A) simply explores the set of all future states in possible order
(B) start searching backwards from the goal
(C) leads to huge search space
(D) has no sense of direction

## `Q. 87) What is the main advantage of backward state-space search?`

(A) cost
(B) actions
(C) relevant actions
(D) all of the mentioned

## `Q. 88) What is true aboout Iterative Deepening DFS?`

(A) it does not perform dfs in a bfs fashion.
(B) it is the preferred informed search method
(C) it’s a depth first search, but it does it one level at a time, gradually increasing the limit, until a goal is found.
(D) is a depth-first search with a fixed depth limit l