In unix and linux, What results from the following commands?

A) $ who | grep $USER

B) $ grep \$HOME file1

C) $ echo u* >> file1

D) $ echo u* >> file1

E) $ ps

F) $. fileA

G) $ set noclobber

H) $ set -o

I) $ chmod +x file2

6-3) How can we change the prompt to be Next Question? in bash?