Which type of positioning will keep an element in view, no matter how far down you scroll the page?

Which of the following protocols are used for tunneling and encryption purposes?

A. L2TP B. PAP C. SLIP D. PPPoE E. IPSec

Which of the following statements about UML class diagrams is false?

a. Like operations, the UML models constructors in the third compartment of a class diagram. b. To distinguish a constructor from the class’s operations, the UML requires that the word “constructor” be enclosed in guillemets and placed before the constructor’s name. c. It’s customary to list constructors before other operations in the third compartment. d. All of the above are true.