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Exam 1: Database Systems

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Question 31

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exists when the same data are stored unnecessarily at different places.

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Question 32

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Data and information are essentially the same thing.

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Question 33

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A(n)is a spur-of-the-moment question.

Corporations use only structured data.

An operational database is sometimes referred to as an enterprise database.

Most data that can be encountered are best classified as .

refer to a type of database that stores most of its data in RAM rather than in hard disks.

Which of the following refers to the situation where different versions of the same data are stored at different places because they weren't updated consistently?

A(n) is a collection of programs that manages the database structure and controls access to the data stored in the database.

A(n) might be written by a programmer or it might be created through a DBMS utility program.

__ are the result of formatting disorganized data in order to facilitate storage,use and generation of information.

The DBMS uses the to look up the required data component structures and relationships,thus relieving programmers from having to code such complex relationships in each program.

Which of the following is true of spreadsheet applications?

Data warehouse contains historical data obtained from the .

Discuss some considerations when designing a database.

__ _ serve as the intermediary between the user and the database.

The only way to access the data in a database is through the DBMS.

The same data might be simultaneously structured and unstructured depending on the intended processing.

is data about data through which the end-user data are integrated and managed.

Raw data must be properly for storage,processing and presentation.