MIS Quiz 6 – Flashcards
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Which of the following is incorrect in reference to a database?
answer
Database information is accessed by physical structure
question
What type of integrity constraint does not allow someone to create an order for a nonexistent customer?
answer
relational integrity contraint
question
Which of the following does not represent a company that requires up-to-the-second information?
a. 911 response units
b. stock traders
c. banks
d. construction companies
answer
construction companies
question
What is the primary problem with redundant data?
a. it is difficult to determine which values are most current
b. it is often inconsistent
c. it is difficult to determine which values are the most accurate
d. all of these
answer
all of these
question
When does information cleansing occur in the data warehouse?
answer
during the ETL process and once it is in the data warehouse
question
Which of the following is not an example of an advantage of using a relational database?
answer
decreased information security
question
Which of the following is correct in reference to a database?
answer
a database can support many logical views
question
Standardizing of data elements allows for
answer
greater accuracy, completeness, and consistency
question
Which of the following represents the four primary traits that help determine the value of information?
answer
information type, information timeliness, information quality, information governance
question
Which of the following would not be considered part of the complete characteristic of high-quality information?
a. Is a value missing from the personal information?
b. Is each transaction represented only once in the information?
c. Is the address incomplete?
d. Is the area code missing for the phone information?
answer
Is each transaction represented only once in the information?
