In Linux system, which command will print the output of log file in reverse ?

In Linux system, which command will print the output of log file in reverse ?

• less
• cat
• tac
• rcs 

 

EXPLANATION

Let's assume that we have a log file named "Letters" that contains: A B C D (in separate lines).
To view the content of the log file in Linux terminal, the command will be:

linux@machine:~$ sudo cat Letters

And we will get the output:
A
B
C
D

To view the content of the log file in reverse, the command will be:

linux@machine:~$ sudo tac Letters

And we will get the output:
D
C
B
A

SOURCE

https://www.tecmint.com/learn-linux-cat-command-and-tac-command/