When did the osi reference model originate? a 1983 b 1970 c 1984 d 1979

Who is the first president to use social media as part of his campaign strategy

List a few alternative options and input and output over the standerd keyboard and monitor. explain their functioning in details.

What makes myhexadecimalnumber a child of mynumber? which methods does myhexadecimalnumber inherit directly from the mynumber class? what can an instance of the mynumber class do? what can an instance of the myhexadecimalnumber class do? which methods are overridden? why are they overridden? how many examples of overloading are there? why was this done? where is the super keyword used? what is it doing? why isn’t the incoming value set immediately in the second myhexadecimalnumber constructor? how many examples can you find of an inherited method being called?