When can you expect to feel completely confident that you are ready to open the studio and start your career as a professional photographer?

What is a PID number? Why are these numbers useful when you run processes in the background? Which utility displays the PID numbers of the commands you are running?

What will be an ideal response?

____ is a popular filesharing tool used by academics and professionals to share work and other files.

A. MCSE B. EdX C. CCNA D. Dropbox