____________ have the following properties: 1. a = b (mod n) if n| (a - b) 2. a = b (mod n) implies b = a (mod n) 3. a = b (mod n) and b = c (mod n) imply a = c (mod n)

When selected, the ________ field property requires that each record contain a value not found in any other record

A) Description B) Unique C) Caption D) Foreign

What happens when you use diff to compare two binary files that are not identical?

(You can use gzip to create the binary files.) Explain why the diff output for binary files is different from the diff output for ASCII files.