File Permissions And Ownership

Question 1

What utility allows me to change file permissions?

Answer 1

chmod

Question 2

For setting file permissions what are the three octal number representations?

Answer 2

1. 4- if the read permission is wanted
2. 2 - if the write permission is wanted
3. 1 if the execute permission is wanted

Question 3

What utility allows me to change ownership of a file?

Answer 3

chown

Question 4

Name the utility that allows me to change group ownership?

Answer 4

chgrp