Data Mining And Warehouse Set 10
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This set of Data Mining and Data Warehouse Multiple Choice Questions & Answers (MCQs) focuses on Data Mining And Warehouse Set 10
Q1 | GA stands for _______________.
- genetic algorithm
- gene algorithm.
- general algorithm.
- geo algorithm.
Q2 | GA was introduced in the year __________.
- 1955.
- 1965.
- 1975.
- 1985.
Q3 | Genetic algorithms are search algorithms based on the mechanics of natural_______.
- systems.
- genetics.
- logistics.
- statistics.
Q4 | GAs were developed in the early _____________.
- 1970.
- 1960.
- 1950.
- 1940.
Q5 | The RSES system was developed in ___________.
- poland.
- italy.
- england.
- america.
Q6 | Crossover is used to _______.
- recombine the population\s genetic material.
- introduce new genetic structures in the population.
- to modify the population\s genetic material.
- all of the above.
Q7 | The mutation operator ______.
- recombine the population\s genetic material.
- introduce new genetic structures in the population.
- to modify the population\s genetic material.
- all of the above.
Q8 | Which of the following is an operation in genetic algorithm?
- inversion.
- dominance.
- genetic edge recombination.
- all of the above.
Q9 | . ___________ is a system created for rule induction.
- rbs.
- cbs.
- dbs.
- lers.
Q10 | NLP stands for _________.
- non language process.
- nature level program.
- natural language page.
- natural language processing.
Q11 | Web content mining describes the discovery of useful information from the _______contents.
- text.
- web.
- page.
- level.
Q12 | Research on mining multi-types of data is termed as _______ data.
- graphics.
- multimedia.
- meta.
- digital.
Q13 | _______ mining is concerned with discovering the model underlying the link structures of the web.
- data structure.
- web structure.
- text structure.
- image structure.
Q14 | _________ is the way of studying the web link structure.
- computer network.
- physical network.
- social network.
- logical network.
Q15 | The ________ propose a measure of standing a node based on path counting.
- open web.
- close web.
- link web.
- hidden web.
Q16 | In web mining, _______ is used to find natural groupings of users, pages, etc.
- clustering.
- associations.
- sequential analysis.
- classification.
Q17 | In web mining, _________ is used to know the order in which URLs tend to be accessed.
- clustering.
- associations.
- sequential analysis.
- classification.
Q18 | In web mining, _________ is used to know which URLs tend to be requested together.
- clustering.
- associations.
- sequential analysis.
- classification.
Q19 | __________ describes the discovery of useful information from the web contents.
- web content mining.
- web structure mining.
- web usage mining.
- all of the above.
Q20 | _______ is concerned with discovering the model underlying the link structures of the web.
- web content mining.
- web structure mining.
- web usage mining.
- all of the above.
Q21 | The ___________ engine for a data warehouse supports query-triggered usage of data
- nntp
- smtp
- olap
- pop
Q22 | ________ displays of data such as maps, charts and other graphical representation allow data to bepresented compactly to the users.
- hidden
- visual
- obscured
- concealed
Q23 | __________ is a subject-oriented, integrated, time-variant, nonvolatile collection of data in supportof management decisions.
- data mining.
- data warehousing.
- web mining.
- text mining.
Q24 | The important aspect of the data warehouse environment is that data found within the datawarehouse is___________.
- subject-oriented.
- time-variant.
- integrated.
- all of the above.
Q25 | _________maps the core warehouse metadata to business concepts, familiar and useful to endusers.
- application level metadata.
- user level metadata.
- enduser level metadata.
- core level metadata.