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36 Cards in this Set
- Front
- Back
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Standardizing of data elements allows for ______________. |
Greater accuracy, completeness and consistency |
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Which of the following would not be considered part of the complete characteristic of high-quality information? |
Is each transaction represented only once in the information? |
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Which of the following represents a reason data warehouses were created? |
All of these |
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Which of the following does not describe Zappos' database? |
Zappos' database was highly redundant |
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Which of the following represents the four traits that help determine the value of infomraiotn |
Information type, information timeliness, information quality and information governance |
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Which of the following does not represent a company that requires up-to-the-second information? |
Construction companies |
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Which of the following would not be considered part of the consistent characteristic of high-quality information? |
Is the two-digit state code missing in the information? |
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Which of the following would not be considered part of the unique characteristic of high-quality information? |
Is aggregate information in agreement with detailed information |
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Which is the primary problem with redundant data |
All of these |
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What is the ultimate outcome of data warehouses? |
Data marts |
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What is the primary problem with redundant data? |
All of these |
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Which of the following is not advantage of at a-driven website? |
Increasing update costs |
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What does extraction information and loading mean? |
It is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into data warehouse |
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Which of the following is a valid type of integrity constraint? |
Business-critical integrity constraint |
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Which of the following represents a reason an organization might encounter low-quality information? |
All of these |
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what is it called when each transaction, entity and event is represented only once in the information? |
Uniqueness |
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What type of integrity constraint does not allow someone to create an order for a nonexistent customer? |
Relational integrity constraint |
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Which of the following fall in the category of external databases in the data warehouse model? |
Competitor and industry information, mailing lists, and stock market analysis |
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Which of the following fall int he category of external databases int he data warehouse model? |
Competitor and industry information, mailing lists, and stock market analysis |
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Which of the following illustrates the primary concepts of the relational database model? |
Entities, attributes, keys and relationships |
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Which of the following is incorrect in reference to a database? |
Data base information is accessed by physical structure |
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What are the primary differences between a data warehouse and a data mart? |
Data warehouses have a more organization wide focus; data marts have functional focus |
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What is the physical view of infomraiton |
Deals with the physical storage of information on a storage device such as a hard disk |
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Which of the following is not an example of using a relational database? |
Decreased information security |
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What do data warehouses support? |
OLAP and analytical processing |
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A data warehouse is a ________ collection of information, gathered from many different _________ databases, that supports business analysis activities and decision-making tasks |
Logical; operational |
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Which of the following would not be considered part oft he timely characteristics of high-quality information |
Is the ZIP code missing in the address? |
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Which of the following is a disadvantage of database-stored information? |
Increased data redundancy |
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Which of the following would not be considered part of the complete characteristic of high-quality information? |
Is each transaction represented only once in the information |
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Within the beginning state of the data warehouse models process, which of the following are included in the internal database? |
Marketing, sales, inventory and billing |
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Which of the following is a valid type of integrity constraint? |
Business- critical integrity constraint |
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According to the text, which of the following does not benefit from smart grid computing |
Comcast cable grid |
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What are the ratifications of improper electronic recycling when analyzing the example of single desktop computer |
All of these |
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Currently, what percentage of ewaste in the united states is not recycled? |
80% |
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Building and deploying flexible systems can allow for ____________. |
All of these |
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An MIS infrastructure is ____________ and _____________. |
Dynamic and continually changing |
