Let's say that you're the sole it person in your company, and your boss wants a way to block certain websites from employees. what can you set up to with this request?

a. intranet
b. ftp
c. proxy server
d. dns

Pp 4.1 design and implement a class called sphere that contains instance data that represents the sphere’s diameter. define the sphere constructor to accept and initialize the diameter and include getter and setter methods for the diameter. include methods that calculate and return the volume and surface area of the sphere (see pp 3.5 for the formulas). include a tostring method that returns a one-line description of the sphere. create a driver class called multisphere, whose main method instantiates and updates several sphere objects.

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Ineed ! i need a computer whiz to me complete my study guide on computers, it's 50 questions. if anyone can me i'll be greatly appreciated.