Q. Which command will delete all the blank lines in file old.txt? (Solved)
1. sed ‘/d’ old.txt
2. sed ‘/^/d’ old.txt
3. sed ‘/^$/d’ old.txt
4. sed ‘/^*/d’ oltxt
- c. sed ‘/^$/d’ old.txt
1. sed ‘/d’ old.txt
2. sed ‘/^/d’ old.txt
3. sed ‘/^$/d’ old.txt
4. sed ‘/^*/d’ oltxt