Asecurity system uses sensors at every door and window which will set off an alarm if any one of them is opened. there is also a keypad by an entry door to turn on or turn off the system. describe how these components can be wired in a combinational circuit to provide the needed security.

To increase sales, robert sends out a newsletter to his customers each month, letting them know about new products and ways in which to use them. in order to protect his customers' privacy, he uses this field when addressing his e-mail. attach bcc forward to

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?

Need ! will choose brainliest! discuss the role of abstraction in the history of computer software.