240+ Data Mining and Business Intelligence Solved MCQs

201.

The human brain consists of a network of .

A. Neurons
B. Cells
C. Tissue
D. Muscles
Answer» A. Neurons
202.

Each neuron is made up of a number of nerve fibers called________.

A. Electrons
B. Molecules
C. Atoms
D. Dendrites
Answer» D. Dendrites
203.

The__________is a long, single fiber that originates from the cell body.

A. Axon
B. Neuron
C. Dendrites
D. Strands
Answer» A. Axon
204.

A single axon makes of synapses with other neurons.

A. Ones
B. Hundreds
C. Thousands
D. Millions
Answer» C. Thousands
205.

is a complex chemical process in neural networks.

A. Receiving process
B. Sending process
C. Transmission process
D. Switching process
Answer» C. Transmission process
206.

Is the connectivity of the neuron that give simple devices their real power?

A. Water
B. Air
C. Power
D. Fire
Answer» D. Fire
207.

Are highly simplified models of biological neurons?

A. Artificial neurons
B. Computational neurons
C. Biological neurons
D. Technological neurons
Answer» A. Artificial neurons
208.

The biological neuron's__________is a continuous function rather than a step function.

A. Read.
B. Write.
C. Output.
D. Input
Answer» C. Output.
209.

The threshold function is replaced by continuousfunctions called______functions.

A. Activation.
B. Deactivation.
C. Dynamic.
D. Standard
Answer» A. Activation.
210.

The sigmoid function also knows as __functions.

A. Regression
B. Logisti
C. C Probability
D. Neural
Answer» B. Logisti
211.

MLP stands for .

A. Mono layer perception
B. Many layer perception
C. More layer perception
D. Multi-layer perception
Answer» D. Multi-layer perception
212.

In a feed- forward networks, the connections between layers are________from input to output.

A. Bidirectional
B. Unidirectional
C. Multidirectional
D. Directional
Answer» B. Unidirectional
213.

The network topology is constrained to be .

A. Feed forward
B. Feed backward
C. Feed free
D. Feed busy
Answer» A. Feed forward
214.

RBF stands for .

A. Radial basis function
B. Radial bio function
C. Radial big function
D. Radial bi function
Answer» A. Radial basis function
215.

RBF have only hidden layer.

A. Four
B. Three
C. Two
D. One
Answer» D. One
216.

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
Answer» C. Centre
217.

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
Answer» D. D Unsupervised
218.

Employs the supervised mode of learning.

A. RBF
B. MLP
C. MLP & RBF
D. ANN
Answer» C. MLP & RBF
219.

Design involves deciding on their centers and the sharpness of their Gaussians.

A. DR
B. AND
C. XOR
D. RBF
Answer» D. RBF
220.

is the most widely applied neural network technique.

A. ABC
B. PLM
C. LMP
D. MLP
Answer» D. MLP
221.

SOM is an acronym of .

A. Self-organizing map
B. Self-origin map
C. Single organizing map
D. Simple origin map
Answer» A. Self-organizing map
222.

Is one of the most popular models in the unsupervised framework?

A. SOM
B. SAM
C. OSM
D. MSO
Answer» A. SOM
223.

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
Answer» C. learning rate
224.

The SOM was a neural network model developed by__________.

A. Simon King
B. Teuvokohonen
C. Tomoki Toda
D. Julia
Answer» B. Teuvokohonen
225.

SOM was developed during .

A. 1970-80
B. 1980-90
C. 1990 -60
D. 1979 -82
Answer» D. 1979 -82
226.

Investment analysis used in neural networks is to predict the movement of_________from previous data.

A. Engines
B. Stock
C. Patterns
D. Models
Answer» B. Stock
227.

SOMs are used to cluster a specific dataset containing information about the patient’s drugs etc.

A. Physical
B. Logical
C. Medical
D. Technical
Answer» C. Medical
228.

GA stands for ____ .

A. Genetic algorithm
B. Gene algorithm
C. General algorithm
D. Geo algorithm
Answer» A. Genetic algorithm
229.

GA was introduced in the year________.

A. 1955
B. 1965
C. 1975
D. 1985
Answer» C. 1975
230.

Genetic algorithms are search algorithms based on the mechanics of natural .

A. Systems
B. Genetics
C. Logistics
D. Statistics
Answer» B. Genetics
231.

The RSES system was developed in .

A. Poland
B. Italy
C. Englan
D. D America
Answer» A. Poland
232.

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
Answer» A. Recombine the population’s genetic material
233.

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
Answer» B. Introduce new genetic structures in the population
234.

Which of the following is an operation in genetic algorithm?

A. Inversion
B. Dominance
C. Genetic edge recombination
D. All of the above
Answer» D. All of the above
235.

____________ is a system created for rule induction.

A. RBS
B. CBS
C. DBS
D. LERS
Answer» D. LERS
236.

NLP stands for____________.

A. Non Language Process
B. Nature Level Program
C. Natural Language Page
D. Natural Language Processing
Answer» D. Natural Language Processing
237.

Web content mining describes the discovery of useful information from the contents.

A. Text
B. Web
C. Page
D. Level
Answer» B. Web
238.

Research on mining multi-types of data is termed as__________data.

A. Graphics
B. Multimedia
C. Meta
D. Digital
Answer» B. Multimedia
239.

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
Answer» B. Web structure
240.

is the way of studying the web link structure.

A. Computer network
B. Physical network
C. Social network
D. Logical network
Answer» C. Social network
241.

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
Answer» B. B Close web
242.

In web mining, is used to find natural groupings of users, pages, etc.

A. Clustering
B. Associations
C. Sequential analysis
D. Classification
Answer» A. Clustering
243.

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
Answer» C. sequential analysis
244.

In web mining, is used to know which URLs tend to be requested together.

A. Clustering
B. Associations
C. Sequential analysis
D. Classification
Answer» B. Associations
245.

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
Answer» A. Web content mining
246.

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
Answer» B. Web structure mining.
247.

The__________engine for a data warehouse supports query-triggered usage of data.

A. NNTP
B. SMTP
C. OLAP
D. POP
Answer» C. OLAP
248.

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
Answer» B. Visual
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