In linux command

For this assignment assume you are in a directory that contains the following 3 .txt files...

roster.txt region.txt sales.txt

Use the 3 files to answer the following questions. Just write out the commands by hand, these are imaginary files.

1. IsthereanyonefromanyfilewiththelastnameSmith?

2. Performawordcountonsales.txt

3. HowmanypeoplefromallfileshavealastnamethatstartR?

4. Produceasortedlistofallthelinesofdatathathavethewordpeoplefromthefiles that begins with the letter r.

5. ListthenamesofthefilesthatRileyMoyerappearsin.

6. Createasorteduniquelistofalldatafromallfilesandoutputyourgeneratedlisttoa new file called joined-list.txt

7. Createasorteduniquelistofallnamesfromallfilesofallthepeoplethathavealast name that begins with S, produce your output to both screen and a file called names.txt