Which file contains the date of the last change of a user's password?

1. A. /etc/gshadow
2. B. /etc/passwd
3. C. /etc/pwdlog
4. D. /etc/shadow
5. E. /var/log/shadow

Correct Answer: D

Which of the following tools used for DNS debugging, reports not only the response from the name server but also details about the query?

1. A. dnsq
2. B. dig
3. C. hostname
4. D. dnslookup
5. E. zoneinfo

Correct Answer: B

When running the command sed -e "s/a/b/" /tmp/file >/tmp/file
While /tmp/file contains data, why is /tmp/file empty afterwards?

1. A. The file order is incorrec
2. B. The destination file must be mentioned before the command to ensure redirection.
3. C. The command sed did not match anything in that file therefore the output is empty.
4. D. When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens it for reading.
5. E. Redirection for shell commands do not work using the > characte
6. F. It only works using the | character instead.

Correct Answer: C

CORRECT TEXT
Which command is used to create and initialize the files used to store quota information? (Specify ONLY the commandwithout any path or parameters.)

1. A.

Correct Answer: quotacheck

After issuing:
function myfunction { echo $1 $2 ; }
in Bash, which output does:
myfunction A B C
Produce?

1. A. A B
2. B. A B C
3. C. A C
4. D. B C
5. E. C B A

Correct Answer: A