?To know _____, ask the question, "Is this communication necessary, and what specific results am I seeking?"

A printer's ____________________ cycle determines how many pages a printer is able to churn out.

Fill in the blank(s) with the appropriate word(s).

Given the sample file permission mask, AAABBBCCCDDD, which bits represents read, write, and execute permissions for a group, with the same octal values as for user permissions?

A. AAA B. BBB C. CCC D. DDD