Quiznetik
Data Mining and Business Intelligence | Set 3
1. The human brain consists of a network of .
A. Neurons
B. Cells
C. Tissue
D. Muscles
Correct : A. Neurons
2. Each neuron is made up of a number of nerve fibers called________.
A. Electrons
B. Molecules
C. Atoms
D. Dendrites
Correct : D. Dendrites
3. The__________is a long, single fiber that originates from the cell body.
A. Axon
B. Neuron
C. Dendrites
D. Strands
Correct : A. Axon
4. A single axon makes of synapses with other neurons.
A. Ones
B. Hundreds
C. Thousands
D. Millions
Correct : C. Thousands
5. is a complex chemical process in neural networks.
A. Receiving process
B. Sending process
C. Transmission process
D. Switching process
Correct : C. Transmission process
6. Is the connectivity of the neuron that give simple devices their real power?
A. Water
B. Air
C. Power
D. Fire
Correct : D. Fire
7. Are highly simplified models of biological neurons?
A. Artificial neurons
B. Computational neurons
C. Biological neurons
D. Technological neurons
Correct : A. Artificial neurons
8. The biological neuron's__________is a continuous function rather than a step function.
A. Read.
B. Write.
C. Output.
D. Input
Correct : C. Output.
9. The threshold function is replaced by continuousfunctions called______functions.
A. Activation.
B. Deactivation.
C. Dynamic.
D. Standard
Correct : A. Activation.
10. The sigmoid function also knows as __functions.
A. Regression
B. Logisti
C. C Probability
D. Neural
Correct : B. Logisti
11. MLP stands for .
A. Mono layer perception
B. Many layer perception
C. More layer perception
D. Multi-layer perception
Correct : D. Multi-layer perception
12. In a feed- forward networks, the connections between layers are________from input to output.
A. Bidirectional
B. Unidirectional
C. Multidirectional
D. Directional
Correct : B. Unidirectional
13. The network topology is constrained to be .
A. Feed forward
B. Feed backward
C. Feed free
D. Feed busy
Correct : A. Feed forward
14. RBF stands for .
A. Radial basis function
B. Radial bio function
C. Radial big function
D. Radial bi function
Correct : A. Radial basis function
15. RBF have only hidden layer.
A. Four
B. Three
C. Two
D. One
Correct : D. One
16. RBF hidden layer units have a receptive field which has a________; that is, a particular input value at which they have a maximal output.
A. Top
B. Bottom
C. Centre
D. Border
Correct : C. Centre
17. Training may be used when a clear link between input data sets and target output values does not exist.
A. Competitive
B. Perception
C. Supervise
D. D Unsupervised
Correct : D. D Unsupervised
18. Employs the supervised mode of learning.
A. RBF
B. MLP
C. MLP & RBF
D. ANN
Correct : C. MLP & RBF
19. Design involves deciding on their centers and the sharpness of their Gaussians.
A. DR
B. AND
C. XOR
D. RBF
Correct : D. RBF
20. is the most widely applied neural network technique.
A. ABC
B. PLM
C. LMP
D. MLP
Correct : D. MLP
21. SOM is an acronym of .
A. Self-organizing map
B. Self-origin map
C. Single organizing map
D. Simple origin map
Correct : A. Self-organizing map
22. Is one of the most popular models in the unsupervised framework?
A. SOM
B. SAM
C. OSM
D. MSO
Correct : A. SOM
23. The actual amount of reduction at each learning step may be guided by_________.
A. learning cost
B. learning level
C. learning rate
D. learning time
Correct : C. learning rate
24. The SOM was a neural network model developed by__________.
A. Simon King
B. Teuvokohonen
C. Tomoki Toda
D. Julia
Correct : B. Teuvokohonen
25. SOM was developed during .
A. 1970-80
B. 1980-90
C. 1990 -60
D. 1979 -82
Correct : D. 1979 -82
26. Investment analysis used in neural networks is to predict the movement of_________from previous data.
A. Engines
B. Stock
C. Patterns
D. Models
Correct : B. Stock
27. SOMs are used to cluster a specific dataset containing information about the patient’s drugs etc.
A. Physical
B. Logical
C. Medical
D. Technical
Correct : C. Medical
28. GA stands for ____ .
A. Genetic algorithm
B. Gene algorithm
C. General algorithm
D. Geo algorithm
Correct : A. Genetic algorithm
29. GA was introduced in the year________.
A. 1955
B. 1965
C. 1975
D. 1985
Correct : C. 1975
30. Genetic algorithms are search algorithms based on the mechanics of natural .
A. Systems
B. Genetics
C. Logistics
D. Statistics
Correct : B. Genetics
31. The RSES system was developed in .
A. Poland
B. Italy
C. Englan
D. D America
Correct : A. Poland
32. Crossover is used to .
A. Recombine the population’s genetic material
B. Introduce new genetic structures in the population
C. To modify the population’s genetic material
D. All of the above
Correct : A. Recombine the population’s genetic material
33. The mutation operator .
A. Recombine the population's genetic material
B. Introduce new genetic structures in the population
C. To modify the population's genetic material
D. All of the above
Correct : B. Introduce new genetic structures in the population
34. Which of the following is an operation in genetic algorithm?
A. Inversion
B. Dominance
C. Genetic edge recombination
D. All of the above
Correct : D. All of the above
35. ____________ is a system created for rule induction.
A. RBS
B. CBS
C. DBS
D. LERS
Correct : D. LERS
36. NLP stands for____________.
A. Non Language Process
B. Nature Level Program
C. Natural Language Page
D. Natural Language Processing
Correct : D. Natural Language Processing
37. Web content mining describes the discovery of useful information from the contents.
A. Text
B. Web
C. Page
D. Level
Correct : B. Web
38. Research on mining multi-types of data is termed as__________data.
A. Graphics
B. Multimedia
C. Meta
D. Digital
Correct : B. Multimedia
39. Mining is concerned with discovering the model underlying the link structures of the web.
A. Data structure
B. Web structure
C. Text structure
D. Image structure
Correct : B. Web structure
40. is the way of studying the web link structure.
A. Computer network
B. Physical network
C. Social network
D. Logical network
Correct : C. Social network
41. The__________propose a measure of standing a node based on path counting.
A. Open we
B. B Close web
C. Link web
D. Hidden web
Correct : B. B Close web
42. In web mining, is used to find natural groupings of users, pages, etc.
A. Clustering
B. Associations
C. Sequential analysis
D. Classification
Correct : A. Clustering
43. In web mining, is used to know the order in which URLs tend to be accessed.
A. clustering
B. associations
C. sequential analysis
D. classification
Correct : C. sequential analysis
44. In web mining, is used to know which URLs tend to be requested together.
A. Clustering
B. Associations
C. Sequential analysis
D. Classification
Correct : B. Associations
45. Describes the discovery of useful information from the web contents.
A. Web content mining
B. Web structure mining
C. Web usage mining
D. All of the above
Correct : A. Web content mining
46. is concerned with discovering the model underlying the link structures of the web.
A. Web content mining.
B. Web structure mining.
C. Web usage mining.
D. All of the above
Correct : B. Web structure mining.
47. The__________engine for a data warehouse supports query-triggered usage of data.
A. NNTP
B. SMTP
C. OLAP
D. POP
Correct : C. OLAP
48. displays of data such as maps, charts and other graphical representation allow data to be presented compactly to the users.
A. Hidden
B. Visual
C. Obscure
D. D Concealed
Correct : B. Visual