Session hijacking attacks listen in on a wireless network, gathering up all the conversations and gaining access to passwords, shared keys, or other sensitive information.

At upper layers of the OSI reference model, bits are grouped together into protocol data units (PDUs) or data service units

Indicate whether the statement is true or false

Which statement is false?

a. The compiler always creates a default constructor for a class. b. If a class’s constructors all require arguments and a program attempts to call a no-argument constructor to initialize an object of the class, a compilation error occurs. c. A constructor can be called with no arguments only if the class does not have any constructors or if the class has a public no-argument constructor. d. None of the above.