The answer is D, I believe.
Answer:
The python code is attached
Explanation:
- I defined a function called Fullname
- The function accepts 2 parameters first and last
- last[0] gives the first letter of the last variable
- last[0].upper() modifies the first letter as upper letter
- same applied to variable first
- + sign concatenates strings and variables to the variable name
- the function returns the variable name
The server should be able to block unauthorized access, a good firewall but still, enable those authorized to have an access. However, there should be security on vulnerable parts of the system that may lead to corruption and easy access to data thieves.
The connector for ethernet cables is called RJ45. for phone jack is RJ11. Although they look the same, the RJ11 has only 4 leads, as opposed to 9 leads in RJ45. Also, RJ11 is not as wide as RJ45, so the connector does not fit.
Even if it would, the signals would be totally incompatible, so no success can be expected.