PLEASE ANSWER THESE IT IS IN SHELL LANGUAGE

0.6/1 pts al Question 16 Match the vi command to its function undo the last change delete single character 4 dd delete the current line 4 past the deleted or yan copy the the current lir 4 Submitted Feb 10 at 2:58am This attempt took 26 minutes. 0/1 pts correct Question 1 From a file containing cat, that, theater, setting (one word/line) - The regular expression for matching only: cat and that at$ att a't lat Ath 0/1 pts orrect Question 14 Choose all that apply. From a file containing cat, that, theatre, setting (one word/line) - The regular expression(s) for matcing only: cat, that and theatre Ath I ats a't a+t I.at I l.at 0/1 pts ect Question 17 You can get input from user with this command: get input capture read