data mining & data ware house set 1 Detailed Explanation And More Example
MOST IMPORTANT computer mcq - 2 EXERCISES
The following question based on data mining and data ware house topic of computer mcq
(a) A programming language based on logic
(b) A computer where each processor has its own operating system, its own memory, and its own hard disk.
(c) Describes the structure of the contents of a database
(d) None of these
The correct answers to the above question in:
Answer: (c)
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Question : 1
Cluster 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
c) Symbolic representation of facts or ideas from which information can potentially be extracted
d) None of these
Answer »Answer: (a)
Question : 2
Heuristic is
a) A set of databases from different vendors, possibly using different database paradigms
b) An approach to a problem that is not guaranteed to work but performs well in most cases.
c) Information that is hidden in a database and that cannot be recovered by a simple SQL query.
d) None of these
Answer »Answer: (b)
Question : 3
DNA (Deoxyribonucleic acid)
a) It is hidden within a database and can only be recovered if one is given certain clues (an example IS encrypted information).
b) The process of executing implicit previously unknown and potentially useful information from dat(A)
c) An extremely complex molecule that occurs in human chromosomes and that carries genetic information in the form of genes.
d) None of these
Answer »Answer: (c)
Question : 4
Cartesian space is
a) It is a memory buffer that is used to store data that is needed frequently by an algorithm in order to minimize input/ output traffic
b) The number of different values that a given attribute can take
c) A mathematical conception of space where the location of a point is given by reference to its distance from two or three axes intersecting at right angles
d) None of these
Answer »Answer: (a)
Question : 5
Biotope are
a) This takes only two values. In general, these values will be 0 and 1 and they can be coded as one bit.
b) The natural environment of a certain species
c) Systems that can be used without knowledge of internal operations
d) None of these
Answer »Answer: (b)
Question : 6
Parallelism is
a) General class of approaches to a problem.
b) Performing several computations simultaneously
c) Structures in a database those are statistically relevant.
d) Simple forerunner of modern neural networks, without hidden layers.
Answer »Answer: (b)
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