When the command echo $ outputs 1, which of the following statements is true?

When the command echo $ outputs 1, which of the following statements is true?
A . It is the process ID of the echo command.
B . It is the process ID of the current shell.
C . It is the exit value of the command executed immediately before echo.
D . It is the exit value of the echo command.

Answer: C

Latest 102-500 Dumps Valid Version with 194 Q&As

Latest And Valid Q&A | Instant Download | Once Fail, Full Refund

Subscribe
Notify of
guest
1 Comment
Inline Feedbacks
View all comments
Francesco
Francesco
2 years ago

Answer is C, but the question should be with “$?”, not only “$”.

Please correct.