11. User requirements, existing system evaluation, and logical system design are part of the __________ phase of the SDLC.

A. planning

B. analysis

C. detailed systems design

D. Implementation

12. The conceptual design steps determines end-user views, outputs, and transaction-processing requirements are _______________________.

A. Database analysis and requirements

B. Entity relationship modeling and normalization

C. Data model verification

D. Distributed database design

13. ___________________ is a disadvantage of a DDBMS.

A. Data is located near the greatest demand site

B. Growth facilitation

C. Danger of a single-point failure

D. Lack of standards

14. A consistent and well-designed database is _____________________.

A. One in which all tables have foreign keys

B. One in which all tables are de-normalized

C. One in which all data integrity constraints are satisfied

D. One in which all SQL statements only query one table at a time

15. The ____ contains business data extracted from the operational database and from external data sources.

A. Data warehouse

B. Data visualization tool

C. Data dictionary

D. ETL tool