Cengage Mindtap AIS Chapter 6 Quiz

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Cengage Mindtap AIS Chapter 6 Quiz

accounting information systems assignment helpQ1. Which of the following is not an objective in the development of an REA model?

  • To identify the data required by managers and other users to perform effectively
  • To monitor how well a company uses its resources
  • To integrate the data in a way that allows those users to efficiently access the information needed
  • To incorporate financial and non-financial data, and accounting and non-accounting data

Q2. Which of the following is true about recursive relationships?

  • They cause redundancies
  • They are best modeled in the database as two separate entities
  • They occur between two different instances of an entity
  • They should not be represented in the database

Q3. Relationships are:

  • A key attribute
  • A composite attribute
  • Associations between entities.
  • None of these choices

Q4. Which of the following is true about business intelligence (BI)?

  • BI cannot use data from data warehouses
  • BI uses financial data and transforms it into non-financial information
  • BI uses only structured data
  • BI uses simplified business models to help managers make better decisions

Q5. Which of the following is not one of the three components of the SQL SELECT statement?

  • A list of attributes that we want to SELECT from the database
  • A WHERE clause that sets the conditions under which attribute values are to be retrieved
  • A list of tables where these attributes can be found
  • A PULL clause that sets the conditions for extracting the desired data

Q6. A tuple is not:

  • One employee in an instance of the EMPLOYEE relation
  • A row in a relational database
  • A collection of data representing multiple occurrences of a resource, event, or agent.
  • A set of data that describes a single instance of the entity represented by a relation

Q7. A key attribute:

  • All of these choices are correct
  • Uses the client’s name
  • Is the secondary key
  • Is the attribute whose value is unique

Q8. The participation constraint:

  • Specifies the degree of participation
  • Is 2 or 3
  • Notation reflects (maximum, minimum)
  • The minimum participation in the relationship can be one or two.

Q9. Which of the following is true about an entity in a relational database?

  • Is also called the primary key
  • Is several things of the type defined by the entity
  • Is represented as a table
  • Is the input to BI dashboards

Q10. Which of the following is false about attributes?

  • It is one specific thing of the type defined by the entity
  • It is an item of data that characterizes an entity or relationship
  • It is an item of data that characterizes a relationship
  • The essential characteristics of an entity are its attributes