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University of West FloridaISM 3011 CH
University of West FloridaISM 3011
CH. 3: REVIEW (e-Business Systems Fundamentals)
1)A database administrator (DBA) is responsible for .
2. is a component of a data model that defines the boundaries of a database, such as maximum and minimum values allowed for a field, constraints, and access methods.
- Unlike data in databases, data in data warehouses is:
- The stores data types for fields, default values for fields, and validation rules for data in each field.
- A data is a collection of data from a variety of sources used to support decision-making applications and generate business intelligence.
- In the context of the data administration component of a database management system (DBMS), the acronym CRUD stands for .
- Static Web sites are useful for e-commerce sites that need frequent updates.
- A database is a critical component of information systems because any type of analysis that is done is based on data available in the database.
- A data is usually a smaller version of a data warehouse, used by a single department or function.
- In a relational database model, the columns are called .
- In the context of the operators used in a query by example (QBE) form, the
is used when only one of the conditions in the QBE form must be met.
- can be described as using an organization's database of customers and potential customers in order to promote products or services that an organization offers.
- When using query by example (QBE) in the data manipulation component of a database management system (DBMS), the is used when all the conditions in the QBE form must be met.
- In a relational database, every record must be uniquely identified by a key.
- The data component of a database management system (DBMS) is used to add, delete, modify, and retrieve records from a database.
- In the context of segmentation of customers in database marketing, is a variable that includes gender, age, income, and marital status.
- In the context of database marketing, when a buyer is segmented on the basis of variable psychographics, it explains .
- Labor and population statistics are examples of sources for internal data that are accessed by a database.
- Business analytics uses to gain insight into data and provide decision makers with information they can act on.
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