QUESTION: Fix punctuation: When your next salary is due your lender deposits the check in his checking out and gets paid without any issues
ANS: When your next salary is due, your lender deposits the check in his checking out and gets paid without any issues.

QUESTION: Fix punctuation: Do you know that the European Union has 28 Member States Can you list their capitals
ANS: Do you know that the European Union has 28 Member States? Can you list their capitals?

QUESTION: Fix punctuation: An example of this is when building roads you are obliged to find out that no species are threatened in the long run if you build a road right there
ANS: An example of this is when building roads, you are obliged to find out that no species are threatened in the long run if you build a road right there.

QUESTION: Fix punctuation: Thousands of servers running etcd are exposing user credentials publicly on the Internet
ANS:
Thousands of servers running etcd are exposing user credentials publicly on the Internet.