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1 21) Which of the hobby best illustrates the relationship between entities and places? A) the entity customer with the evaluate ingathering B) the entity CUSTOMER with the attribute PURCHASE C) the entity PRODUCT with the attribute PURCHASE D) the entity PRODUCT with the attribute CUSTOMER fight down: B 22) Which of the following is not one of the main problems with a traditional file environment? A) information inconsistency B) program- info independence C) lack of tractableness in creating ad-hoc reports D) poor protective covering issue: B 23) A database management system reduces information redundance and inconsistency by A) enforcing referential integrity. B) uncoupling program and data. C) utilizing a data dictionary. D) minimizing isolated files with repeated data. Answer: D 24) A symptomatic or quality describing an entity is called a(n) A) field. B) tuple. C) key field. D) attribute. Answer: D 25) Which of the followin g non-digital data retentivity items is most similar to a database? A) subroutine library card catalog B) funds register receipt C) doctors confidence invoice D) list of sales totals on a spreadsheet Answer: A 26) The confusion created by ________ makes it difficult for companies to create inspissation relationship management, supply chain management, or enterprise systems that verify data from disparate sources.

A) batch processing B) data pleonasm C) data independence D) online processing Answer: B 27) recapitulate data in multiple data files is called data ________. A) redundancy B) repetiti on C) independence D) partitions Answer: ! A 28) A DBMS makes the A) somatogenetic database usable for divergent logical views. B) logical database available for different analytic 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 are create and structured on the storage media. B) presents an entry screen to the...If you wish to support a full essay, order it on our website: OrderCustomPaper.com

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