" a. Lets start with something easy, we will find all files that end with .txt in your home directory (~). Issue the command find ~ -name *.txt. Recall that ~ (tilde) represents your home directory. Use the find command to locate all .txt files in the entire file system (starting at /). 21.) What command did you enter? 22.) You will receive some errors, why? The command find /sys name core* will locate any files in /sys starting with the characters core. Use the command. 23.) How many are found? Now issue a find command to locate any file in /usr/sbin with the word user in its title (anywhere in the title). 24.) What command did you use? 25.) How many files did you find? "