Q.no 41. Which one of these is a tree based learner?
A : Rule based
B : Bayesian Belief Network
C : Bayesian classifier
D : Random Forest
Q.no 42. The problem of finding hidden structure from unlabeled data is called as
A : Supervised learning
B : Unsupervised learning
C : Reinforcement Learning
D : Semisupervised learning
Q.no 43. Transforming a 3-D cube into a series of 2-D planes is the examplele of
A : Pivot
B : Roll up
C : Drill down
D : Slice
Q.no 44. What is the range of the angle between two term frequency vectors?
A : Zero to Thirty
B : Zero to Ninety
C : Zero to One Eighty
D : Zero to Fourty Five
Q.no 45. Name the property of objects for which distance from first object to
second and vice-versa is same.
A : Symmetry
B : Transitive
C : Positive definiteness
D : Traingle inequality
Q.no 46. Ordinal attribute has three distinct values such as Fair, Good, and
Excellent.
If x and y are two objects of ordinal attribute with Fair and Good values
respectively, then what is the distance from object y to x?
A : 1
B : 0
C : 0.5
D : 0.75
Q.no 47. A concept hierarchy that is a total or partial order among attributes in a
database schema is called
A : Mixed hierarchy
B : Total hierarchy
C : Schema hierarchy
D : Concept generalization
Q.no 48. Cost complexity pruning algorithm is used in?
A : CART
B : C4.5
C : ID3
D : ALL
Q.no 49. How the bayesian network can be used to answer any query?
A : Full distribution
B : Joint distribution
C : Partial distribution
D : All of the mentioned
Q.no 50. A database has 4 transactions.Of these, 4 transactions include milk and
bread. Further , of the given 4 transactions, 3 transactions include cheese. Find
the support percentage for the following association rule, ” If milk and bread
purchased then cheese is also purchased”.
A : 0.6
B : 0.75
C : 0.8
D : 0.7
Answer for Question No 41. is d
Answer for Question No 42. is b
Answer for Question No 43. is a
Answer for Question No 44. is b
Answer for Question No 45. is a
Answer for Question No 46. is c
Answer for Question No 47. is c
Answer for Question No 48. is a
Answer for Question No 49. is b
Answer for Question No 50. is a
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