1 What types of electrical protection can be provided by a UPS? 2 Why is a combination of username and password used to protect a database, rather than an individual username by itself? 3 Recall the...

1 What types of electrical protection can be provided by a UPS?

2 Why is a combination of username and password used to protect a database, rather than an individual username by itself?

3 Recall the definition of malware.

4 How does encryption secure a data connection between a user inputting data and the database itself?