Which type of class cannot be directly instantiated?
A) entity
B) interface
C) abstract
D) control
C
Business
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E-mail, remote file access and transfer, printing services, various messaging services, and shared database management are all services supported at the data link layer of the OSI model
Indicate whether the statement is true or false
Business
Once the change agents have determined that the project scope has been met, the change management process is complete
Indicate whether the statement is true or false
Business