Top 350+ Solved Data Mining and Data Warehouse MCQ Questions Answer
Q. __________ clustering techniques starts with all records in one cluster and then try to split thatcluster into small pieces.
a. agglomerative.
b. divisive.
c. partition.
d. numeric.
Q. BIRCH is a ________..
a. agglomerative clustering algorithm.
b. hierarchical algorithm.
c. hierarchical-agglomerative algorithm.
d. divisive.
Q. The ________ algorithm is based on the observation that the frequent sets are normally very fewin number compared to the set of all itemsets.
a. a priori.
b. clustering.
c. association rule.
d. partition.
Q. The basic idea of the apriori algorithm is to generate________ item sets of a particular size &scans the database.
a. candidate.
b. primary.
c. secondary.
d. superkey.
Q. ________is the most well known association rule algorithm and is used in most commercialproducts.
a. apriori algorithm.
b. partition algorithm.
c. distributed algorithm.
d. pincer-search algorithm.
Q. An algorithm called________is used to generate the candidate item sets for each pass after thefirst.
a. apriori.
b. apriori-gen.
c. sampling.
d. partition.
Q. ___________can be thought of as classifying an attribute value into one of a set of possibleclasses.
a. estimation.
b. prediction.
c. identification.
d. clarification.
Q. ____________ are a different paradigm for computing which draws its inspiration fromneuroscience.
a. computer networks.
b. neural networks.
c. mobile networks.
d. artificial networks.
Q. In a feed- forward networks, the conncetions between layers are ___________ from input tooutput.
a. bidirectional.
b. unidirectional.
c. multidirectional.
d. directional.
Q. ___________ training may be used when a clear link between input data sets and target outputvalues does not exist.
a. competitive.
b. perception.
c. supervised.
d. unsupervise
Q. Investment analysis used in neural networks is to predict the movement of _________ fromprevious data.
a. engines.
b. stock.
c. patterns.
d. models.
Q. SOMs are used to cluster a specific _____________ dataset containing information about thepatient's drugs etc.
a. physical.
b. logical.
c. medical.
d. technical.
Q. _______ 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.
Q. A link is said to be _________ link if it is between pages with different domain names.
a. intrinsic.
b. transverse.
c. direct.
d. contrast.
Q. A link is said to be _______ link if it is between pages with the same domain name.
a. intrinsic.
b. transverse.
c. direct.
d. contrast.