ch14 - Chapter 14 Using Relational Databases TRUE/FALSE 1...

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Principles of Information Systems
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Chapter 5 / Exercise 16
Principles of Information Systems
Reynolds/Stair
Expert Verified
Chapter 14: Using Relational DatabasesTRUE/FALSE1.In some database software packages, such as Microsoft Access, you indicate a primary key simply by selecting a column name and clicking a button that is labeled with a key icon.
PTS:1REF:5922.Some database designers insert an exclamation point after the key instead of underlining it.
PTS:1REF:5943.Entering data into an existing table is not difficult, but it requires a good deal of time and accurate typ-ing.
PTS:1REF:5954.3NF requires that a table be in 2NF and that it has transitive dependencies.
PTS:1REF:6155.Database software provides the means to ensure that data integrity is enforced.
PTS:1REF:618MULTIPLE CHOICE1.In a database, the files often are called ____ because you can arrange their contents in rows and col-umns.
PTS:1REF:5862.If an employee record contains both a company-assigned employee ID and a Social Security number, then both columns are ____ keys.
PTS:1REF:5923.After you choose a primary key from among candidate keys, the remaining candidate keys become ____ keys.
PTS:1REF:5924.Depending on the software you use, you might create a query by filling in blanks in a process called ____.a.query by examplec.query by demonstrationb.query by referenced.query by comparison
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Principles of Information Systems
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Chapter 5 / Exercise 16
Principles of Information Systems
Reynolds/Stair
Expert Verified
ANS: A
PTS:1REF:5975.In database management systems, a particular way of looking at a database is sometimes called a(n) ____.
PTS:1REF:5976.A symbol that means “any” or “all” is known as a ____.
PTS:1REF:5987.Connecting two tables based on the values in a common column is called a(n) ____ operation.
PTS:1REF:6008.A ____ relationship is the most common type of relationship between tables.a.one-to-manyc.many-to-oneb.one-to-oned.many-manyANS: A
PTS:1REF:6009.____ is the unnecessary repetition of data.
PTS:1REF:60910.An ____ is an irregularity in a database’s design that causes problems and inconveniences.
PTS:1REF:609

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