More unintentional errors occur in applications when the variables are declared using the minimum scope needed.

If you simply open a document, make changes, and then save the document, the original document remains unchanged.?

Answer the following statement true (T) or false (F)

Which log file stores information about which user was logged in, where the user was logged in, and how long the user was logged in.

A. /var/log/mail B. /var/log/wtmp C. /var/log/lastlog D. /var/log/users