A lock guarantees the open use of a data item to multiple transactions
a. True
b. False
Indicate whether the statement is true or false
False
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The concept of "duty ethics" states that
A. the rightness of an action is determined by evaluating the pros and cons of its consequences. B. the rightness of an action is based on the customs and norms of a particular society or community. C. the rightness of an action is determined by existing laws and contemporary social standards that define what is right and wrong and where the line is. D. the rightness of an action is based on one's conscience and moral standards.
A company that uses data mining is unlikely to need a data warehouse, as the company's data is constantly in use
Indicate whether the statement is true or false
Read the scenario about teams, and then answer the corresponding question. Five colleagues in human resources (HR) were tasked with reviewing options for employee benefits, researching less costly alternatives, and making recommendations to the HR director. This team has spent a month researching and reporting back. The group is finally in the last stages of preparing a recommendation report for
the director. The process went smoothly and worked well. In general, the team had a strong balance of expertise, which allowed each member to contribute equally and valuably. At the team's final review meeting, Joe stepped up to assign parts for the final proofread; Cherice made certain that everyone's ideas were heard; Lenny stepped in with a comment that eased tension when there were slight disagreements; Marsha kept minutes and compiled the final revisions; and Lance, as always, wanted to talk about the weekend. Consider the following team roles Team Roles Reporter: Prepares records and materials. Free rider: Doesn't do his or her share. Socializer: Pursues only the social aspect. Airhead: Prepares little or not at all. Harmonizer: Keeps tensions low. Facilitator: Makes certain that everyone is heard. Leader: Assumes a directive role. Detractor: Criticizes constantly. Determine which role best describes the team member. Team Member Team Role Lance _________ A. Facilitator B. Harmonizer C. Leader D. Reporter E. Socializer Fill in the blank(s) with correct word
______ has become a presentation staple.
a. Outlook b. PowerPoint c. Excel d. Facebook