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1 21) Which of the following best illustrates the family between entities and places? A) the entity CUSTOMER with the measure out crossing B) the entity CUSTOMER with the belongings PURCHASE C) the entity PRODUCT with the attribute PURCHASE D) the entity PRODUCT with the attribute CUSTOMER react: B 22) Which of the following is non one of the main problems with a traditional file environs? A) info variety B) program- info independence C) deficiency of tractableness in creating ad-hoc reports D) light security perform: B 23) A infobase management system reduces selective information redundancy and inconsistency by A) enforcing referential integrity. B) uncoupling program and information. C) utilizing a data dictionary. D) minimizing isolated files with repeat data. Answer: D 24) A feature article or quality describing an entity is called a(n) A) field. B) tuple. C) fall upon field. D) attribute. Answer: D 25) Which of the following non-digital data retentivity items is most alike to a database? A) library bank note catalog B) funds register receipt C) doctors property invoice D) list of sales totals on a spreadsheet Answer: A 26) The awe peed by ________ makes it difficult for companies to create node relationship management, generate chain management, or initiative systems that contain data from disparate sources.

A) batch processing B) data redundancy C) data independence D) online processing Answer: B 27) Duplicate data in multiple data files is called data ________. A) redundancy B) repetition C) independence D) partitions Answer: A 28) A DBMS makes the A) somatogenetic database visible(prenominal) for divergent analytic views. B) logical database unattached for incompatible analytical views. C) physical database available for different analytical views. D) logical database available for different physical views. Answer: A 29) The logical view A) shows how data argon create and structured on the storage media. B) presents an entry back to the...If you wish to get a full essay, order it on our website: Ordercustompaper.com

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