Top 350+ Solved Data Mining and Data Warehouse MCQ Questions Answer
Q. RBF stands for _____________.
a. radial basis function.
b. radial bio function.
c. radial big function.
d. radial bi function.
Q. RBF hidden layer units have a receptive field which has a ____________; that is, a particular inputvalue at which they have a maximal output.
a. top.
b. bottom.
c. centre.
d. border.
Q. ___________ training may be used when a clear link between input data sets and target output valuesdoes not exist.
a. competitive.
b. perception.
c. supervised.
d. unsupervise
Q. ________________ design involves deciding on their centres and the sharpness of their Gaussians.
a. dr.
b. and.
c. xor.
d. rbf.
Q. SOM is an acronym of _______________.
a. self-organizing map.
b. self origin map.
c. single organizing map.
d. simple origin map.
Q. ____________ is one of the most popular models in the unsupervised framework.
a. som.
b. sam.
c. osm.
d. mso.
Q. 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.
Q. The SOM was a neural network model developed by ________.
a. simon king.
b. teuvokohonen.
c. tomoki toda.
d. julia.
Q. Investment analysis used in neural networks is to predict the movement of _________ from previousdata.
a. engines.
b. stock.
c. patterns.
d. models.
Q. SOMs are used to cluster a specific _____________ dataset containing information about the patient'sdrugs etc.
a. physical.
b. logical.
c. medical.
d. technical.
Q. Data is
a. Group of similar objects that differ significantly from other objects
b. Operations on a database to transform or simplify data in order to prepare it for a machine-learning algorithm