Data Structures Algorithms-II MCQs

Page No. 96

Who coined the term ‘backtracking’?


aLehmer


bDonald


cRoss


dFord


View Answer Lehmer

The problem of finding a list of integers in a given specific range that meets certain conditions is called?


aSubset sum problem


bConstraint satisfaction problem


cHamiltonian circuit problem


dTravelling salesman problem



Which of the following logical programming languages is not based on backtracking?


a Icon


b Prolog


cPlanner


dFortran


View Answer Fortran

Backtracking algorithm is faster than the brute force technique


a true


bfalse


cA & B


dNone of these


View Answer true

Which one of the following is an application of the backtracking algorithm?


aFinding the shortest path


bFinding the efficient quantity to shop


cLudo


dCrossword


View Answer Crossword

In general, backtracking can be used to solve?


aNumerical problems


bExhaustive search


cCombinatorial problems


dGraph coloring problems



The leaves in a state-space tree represent only complete solutions.


atrue


b false


cA & B


dNone of these


View Answer false

In what manner is a state-space tree for a backtracking algorithm constructed?


aDepth-first search


bBreadth-first search


c Twice around the tree


d Nearest neighbour first


View Answer Depth-first search

A node is said to be ____________ if it has a possibility of reaching a complete solution.


aNon-promising


b Promising


cSucceeding


dPreceding


View Answer Promising

What happens when the backtracking algorithm reaches a complete solution?


aIt backtracks to the root


b It continues searching for other possible solutions


cIt traverses from a different route


dRecursively traverses through the same route



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