Which of the following is NOT true regarding database design?
A) An entity is a person, place, item, or event that you want to keep data about.
B) A field is an instance of an entity.
C) An attribute is information about the entity.
D) A relationship is an association between tables based on common fields.
B
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A project manager in Sam’s Inc. has to update his fifty-member team on an upcoming project. He needs to schedule a meeting with all the members for this purpose. He finds it difficult to know the availability of each member to schedule the meeting at a convenient time. Which of the following collaboration tools will help the project manager to find the availability of the members?
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Select all that apply. Which of the following constructors cannot be inherited through constructor inheritance?
a. the default constructor b. the virtual constructor c. the move constructor d. the copy constructor e. the grand constructor
When should a researcher be skeptical of a primary source?
a. never; primary sources are always credible. b. when the primary source is only one person c. always; the researcher should make sure to verify the information from other sources d. about 50% of the time; it depends on the situation