<em>Answer:</em>
<em>One of the first and main steps in protecting your email is to have a </em><em><u>URL</u></em><em> filtering system.</em>
Answer:
The correct answers are: (A) +/- 5V and (B) +/- 12V
Explanation:
First at all, the purpose of the power supply is transforming from AC (Alternating Current) to DC (Direct Current) for use this energy in chips and electronics devices that consume this type of power. Usually the most common DC voltage for electronics is 5V but in your CPU you also have other devices that might going to need more voltage like fan or hard drives thats ´s why 12V is an also an option. Now some other devices are going to need negative sources such -5V or -12V as well.
The answer is : True. An audit trail is a record of how a transaction was handled from input through processing and output. An audit trail is the evidence, such as purchase orders and invoices, that a financial transaction actually occurred.
Pendrive, CD is local storage divices
