Answer:
systems used by many providers require customers to share bandwidth with neighbors
Explanation:
One of the disadvantages of cable technology is that systems used by many providers require customers to share bandwidth with neighbors. This ultimately causes many problems since cables would need to be extended to reach every single user that will be sharing the bandwidth. This would mean cables all over the place. Also, it is very difficult to limit the bandwidth per person, meaning that if anyone is using up all of the bandwidth through the cable, the rest of the individuals connected would not have the bandwidth that they need or are paying for.
Answer:
Sandbox Testing
Explanation:
Sandbox testing is used to test the new changes which is not their in your production server. Sandbox refers to a test server where we can deploy untested changes so that tester can test those changes separately
B are primary and C are secondary.