A schema is a collection of database objects, including tables, views, indexes, and synonyms.
Answer:
Teergrubing.
Explanation:
Teergrubing is an antis-pamming approach where the receiving computer launches a return attack against the spammer, sending email messages back to the computer that originated the suspected spam.
It is a good antis-pamming approach because it slows response to the Simple Mail Transfer Protocol (SMTP) commands, thus tying up resources.
Not sure how to answer this. But shaggy was quite amazing.
<span>B. Efficiency
(</span><span>effective training </span><span>techniques)</span>