Answer:
He can use any of the audio formats like MP3 and M4A.
Explanation:
Answer:
A. delete the message without opening it.
Explanation:
Never open emails you don't know who sent it, it could be a hacker trying to get your personal/financial information.
Answer:
Following is the expression written in "Bash script" (mixture of commands):
^\d{5}(?:[-\s]\d{4})?$
Explanation:
- ^ = For staring string (denotation).
- \d{5} = Matching 5 digits (first five unknown x's)
- (?:…) = Making Group (making group of former 5 digits)
- [-\s] = Match a hyphen or a space
(checking if a hyphen is present?)
- \d{4} = Matching 4 digits (next four unknown x's)
- …? = Pattern before it is optional
- $ = Ending of the string.(denotation)
This upgrade will make a big improvement from his AMD Athalon X4 950 to the AMD Ryzen 7 2700X this is because the system will have more gigabytes and a better processor
