Assume you are in vi in command mode. Which key$($s$)$ can you hit to change from command mode

to input$/$insert mode? Hint $$ there are multiple correct answers.

a$.$ A or a

b$.$ E or e

c$.$ O or o

d$.$ I or i

e$.$ U or u

f$.$ X or x

UNIX$/$Linux Admin & Security Test #$1$

g$.$

h$.$

i$.$

j$.$ All of the above