1. Do you feel encryption is helpful in protecting your personal information, or do you think more needs to be done? 2. Choose one single physical access control that you think should be considered more important over all other physical access controls. Discuss and defend your answer. 3. The office building has two power backup systems in the event of a power failure. The backup system consists of a diesel generator and a lithium battery. What type of fire suppression extinguishers should be located near the backup systems in the event of a fire? Explain your answer.Your response must be a minimum of 100 words in length. 4. Describe the environmental variables controlled by an HVAC (heating, ventilation and air conditioning) system that can cause damage to information systems. Explain your answer.Your response must be a minimum of 100 words in length. 5. Your company has a limited budget, and you have been told to select four physical security controls. Which four would you select, and why?Your response must be a minimum of 100 words in length. 6.What type of lock is best suited to install on a door when considering the human safety in a fire or emergency? Explain why you selected that lock type.Your response must be a minimum of 100 words in length.