$? it will give the status of the previous command it will give 0(zero) la

what is the cmd to display the last exit status in UNIX?

Question Posted / arjun

Answer Posted / arjun

$? it will give the status of the previous command
it will give 0(zero) last command is successful else it will
give any non-zero character.

Is This Answer Correct ?

6 Yes

0 No

Please Help Members By Posting Answers For Below Questions

How do I search for text in vi?

1048

What are grep patterns?

1088

Explain command to view process running?

1139

Describe the zip/unzip command using gzip.

1162

What is sed awk grep?

1139

How many unix commands are there?

1158

How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?

1317

How does pipe () work?

1099

What are bash commands?

1169

What are reported commands?

1134

What does touch command do in unix?

1432

What are awk commands?

1163

Which command will print your home directory on screen?

1086

What is unix command line?

1265

What is a bash command?

1183