Data Structures Algorithms-II MCQs

Page No. 146

As the number of frames available increases, the number of page faults decreases.


aTrue


bFalse


cA & B


dNone of these


View Answer True

__________ algorithm associates with each page the time when the page was brought into memory.


aOptimal page replacement


bFIFO


cLRU replacement algorithm


dCounting based replacement


View Answer FIFO

Which of the following is the simplest page replacement algorithm?


aFIFO


bOptimal page replacement


cLRU replacement


dCounting based replacement


View Answer FIFO

________ is a typical online problem from the competitive analysis to determine the optimal solution.


aPage replacement algorithm


bSegmentation


cPaging


dSegmentation with paging



When the topological sort of a graph is unique?


aWhen there exists a hamiltonian path in the graph


bIn the presence of multiple nodes with indegree 0


cIn the presence of single node with indegree 0


dIn the presence of single node with outdegree 0



A man wants to go different places in the world. He has listed them down all. But there are some places where he wants to visit before some other places. What application of graph can he use to determine that?


aDepth First Search


bBreadth First Search


cTopological Sorting


dDijkstra’s Shortest path algorithm


View Answer Topological Sorting

Topological sort is equivalent to which of the traversals in trees?


aPre-order traversal


bPost-order traversal


cIn-order traversal


dLevel-order traversal


View Answer Pre-order traversal

Topological sort can be implemented by?


aUsing Depth First Search


bUsing Breadth First Search


cUsing Depth and Breadth First Search


dUsing level ordered search



Topological sort of a Directed Acyclic graph is?


aAlways unique


bAlways Not unique


cSometimes unique and sometimes not unique


dAlways unique if graph has even number of vertices



Which of the following is not an application of topological sorting?


aFinding prerequisite of a task


bFinding Deadlock in an Operating System


cFinding Cycle in a graph


dOrdered Statistics


View Answer Ordered Statistics

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