?Which of the five forces in Michael Porter's model refers to entry barriers and the relative threat of new competitors?

After imaging any drive, you must always create a hash of the original and the copy.

a. true b. false

An administrator is backing up a database server. The administrator must select a backup method that does not change the archive bit. Which of the following backup techniques should be used to meet these requirements?

A. Full B. Incremental C. Differential D. Selective