Cs501 - Design & Analysis Of Algorithm - Iem
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- 1.What are the correct intermediate steps of the following data set when it is being sorted with the Quick sort? 15,20,10,18
- A.
15,10,20,18 -- 15,10,18,20 -- 10,15,18,20
- B.
15,20,10,18 -- 15,10,20,18 -- 10,15,20,18
- C.
10, 20,15,18 -- 10,15,20,18 -- 10,15,18,20
- D.
10, 20,15,18 -- 10,18,15,20 -- 10,15,18,20
- 2.Quick sort uses
- A.
Exchanging
- B.
Partitioning
- C.
Selection
- D.
Merging
- 3.Using quick sort is a stable way of sorting
- A.
True
- B.
False
- 4.Which of the following is False about merge sort algorithm?
- A.
It is a comparison sorting algorithm.
- B.
The unsorted array is divided into sublists, which are in turn divided into more sublists.
- C.
The unsorted array is divided into sublists, each sublist is then sorted recursively by re-applying the algorithm.
- D.
All of the above statements are true
- 5.An array has indices ranging from x to x+n; the merge sort would be applied from c to x+n, where c
- A.
Is the remainder of x/2, if x is an odd number
- B.
Is the the non-integer part of x/2
- C.
Is the integer part of x/2
- D.
Is an integer chosen arbitrarily, so long that it is smaller than x+n
- 6.Which of the following Big O Notations has constant order of growth?
- A.
O(n)
- B.
O(1)
- C.
O(n2)
- D.
O(log n)
- 7.To implement __________ search algorithm, the list should be sorted.
- A.
Linear
- B.
Binary
- C.
Both
- D.
None
- 8.Consider the algorithm of deleting a node from the beginning of a linked list and identify the error: 1. Mark the first node in the list as current 2. Make START point to the next node in sequence. 3. Release the memory for the node marked as current.
- A.
The algorithm has no error
- B.
The sequence is wrong, the correct one is 3->1->2
- C.
The sequence is wrong, the correct one is 2->1->3
- D.
The sequence is wrong, the correct one is 3->2->1
- 9.Is a data structure consisting of a collection of elements (values or variables), each identified by one or more integer indices, stored so that the address of each element can be computed from its index tuple by a simple mathematical formula
- A.
Loop
- B.
Array
- C.
Binary Search
- D.
One-dimensional array
- E.
Sorting
- 10.Is a technique for locating a particular value in a sorted list.
- A.
Sorting
- B.
Do Loop
- C.
One-dimensional array
- D.
Array
- E.
Binary Search
- 11.The Big O Notation of the expression f(n) = 2n + 6n2 + 3n is:
- A.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- B.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- C.
O(n)
- D.
None of these
- 12.Which algorithm design technique is used in quick sort?
- A.
Dynamic Programming
- B.
Divide and Conquer
- C.
Greedy Method
- D.
Branch and Bound
- 13.ω Notation provides and asymptotic:
- A.
Upper Bound
- B.
Lower Bound
- C.
Between upper & lower bounds
- D.
None of these
- 14.Complexity of binary search is:
- A.
O(n)
- B.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- C.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- D.
O(n.
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- 15.Optimal Substructure property is exploited by:
- A.
Dynamic Programming
- B.
Greedy Method
- C.
Both
- D.
None
- 16.Which of the following approaches is adopted in Divide & Conquer algorithms?
- A.
Top-down
- B.
Bottom-up
- C.
Both
- D.
None
- 17.In a Backtracking algorithm the solution space is searched using:
- A.
BFS
- B.
DFS
- C.
Binary Search
- D.
None
- 18.Binary Search algorithm can't be applied to:
- A.
Sorted linked lists
- B.
Sorted binary trees
- C.
Sorted linear array
- D.
Sorted integer array
- 19.The technique of Pruning is used in:
- A.
Branch & Bound
- B.
Backtracking
- C.
Divide & Conquer
- D.
Dynamic Programming
- 20.Shortest path to all the vertices of a graph from a given vertex of the same graph is obtained by:
- A.
Kruskal's Algorithm
- B.
Dijkstra's Algorithm
- C.
BFS
- D.
DFS
- 21.Which of the following problems is solved using the branch and bound method?
- A.
Knapsack problem
- B.
Hamiltonian Problem
- C.
Graph coloring
- D.
15 puzzle problem
- 22.Lower Bound for any comparison sort is:
- A.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- B.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- C.
O(n )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- D.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- 23.O(g(n)) is [Read as small oh of g(n) is]
- A.
Asymptotically loose
- B.
asymptotically tight
- C.
Same as big oh
- D.
None of these
- 24.Big O notation of the expression f(n) = nlog2 n + n2 + elog2 n
- A.
O(n)
- B.
O( )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- C.
O(n )
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- D.
O(e
![Cs501 - Design & Analysis Of Algorithm - Iem - Quiz]()
- 25.Which one of the following statements is true?
- A.
All NP Hard problems are NP Complete
- B.
All NP Complete problems are NP Hard
- C.
Some NP Complete problems are NP Hard
- D.
None of these
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