Which type of safeguard involves the use of encryption when data is transmitted over open networks?

Sodium bicarbonate is used for protection of:

A. lithium and zirconium fires. B. magnesium and sodium fires. C. sensitive electronic equipment. D. commercial food-preparation equipment.

A patient suffering from hyperglycemia would be experiencing:

a. Low blood sugar b. High blood sugar c. Normal blood sugar d. None of the above.