61. An entity type is which of the following?
a. A major category of data about people, place, and things
b. The various departments of an organization
c. The application software
d. The business processes the support the mission of an organization
Answer: (a).A major category of data about people, place, and things
62. The first step in database development is which of the following?
a. Enterprise data modeling
b. Logical database design
c. Physical database design and definition
d. Database Implementation
Answer: (a).Enterprise data modeling
63. Strategic Planning factors do not include which of the following?
a. Organizational goals
b. Critical success factors
c. Information engineering
d. Problem areas
Answer: (c).Information engineering
64. The use of packaged data models can offer which of the following benefits?
a. Reduce implementation time and costs
b. Higher quality models
c. Both A and B.
d. Neither A nor B.
Answer: (c).Both A and B.
65. Whose role is it to determine the requirements and design for a database?
a. Database analysts
b. Database administrators
c. Both A and B.
d. Neither A or B.
Answer: (a).Database analysts
66. User views are included as part of which schema?
a. Internal
b. Conceptual
c. External
d. None of the above.
Answer: (c).External
67. The Enterprise tier of the three-tiered database architecture includes:
a. managing the data.
b. managing the User-system interface.
c. processing HTTP protocol.
d. processing scripting tasks.
Answer: (a).managing the data.
68. Which of the following statement is true concerning objects and/or classes?
a. An object is an instance of a class.
b. A class is an instance of an object.
c. An object includes encapsulates only data.
d. A class includes encapsulates only data.
Answer: (a).An object is an instance of a class.
69. A UML diagram includes which of the following?
a. Class name
b. List of attributes
c. List of operations
d. All of the above.
Answer: (d).All of the above.
70. A constructor operation does which of the following?
a. Creates a new instance of a class
b. Updates an existing instance of a class
c. Deletes and existing instance of a class
d. All of the above.
Answer: (a).Creates a new instance of a class

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