Why shell script use of "$?" sign?

0 votes

132 views

asked Apr 11, 2023 in Systems Programming by Admin (0 points)
closed Apr 11, 2023 by Admin

Why shell script use of "$?" sign?

Select one:
a. Print name of shell script
b. Print previous command executed successfully or not
c. Print total number of arguments
d. Print name of shell

closed

systems-programming

Please log in or register to add a comment.

1 Answer

0 votes

answered Apr 11, 2023 by Admin (0 points)

Best answer

Why shell script use of "$?" sign?

Please log in or register to add a comment.

1 Answer

Please log in or register to add a comment.

Related questions