LPIC Practice Session

Session ID: 129
Mode: objective
Status: in_progress
Answered: 0 / 10
Score: 0%

Question 1

103.7-020 / short_answer

Name the two POSIX forms of regular expressions mentioned in the lesson.

103.7-010 / multiple_choice

Which grep option selects every line except those containing matches?

103.7-008 / multiple_choice

Which grep option displays only the total count of matching lines instead of the lines themselves?

103.7-021 / short_answer

Which grep option makes searches case-insensitive?

103.7-007 / multiple_choice

Which grep option makes the search case-insensitive?

103.7-028 / command_line

Enter the egrep command that lists only .org or .com domains from domains.txt.

103.7-001 / multiple_choice

What does the dot (.) atom match in a regular expression?

Only a literal period Any character The beginning of a line The end of a line

103.7-023 / short_answer

Which grep option selects all lines except matching ones?

103.7-016 / multiple_choice

How can egrep be used to list only .org or .com domains from domains.txt?

egrep '.org|.com' domains.txt egrep '.org$|.com$' domains.txt egrep '^org|^com' domains.txt egrep 'org.com' domains.txt

103.7-029 / command_line

Enter the grep command that counts disks named /dev/sda or /dev/sdb from the output of fdisk -l.