1.1 Consider an automated teller machine (ATM) to which users provide a personal identification number (PIN) and a card for account access. Give examples of confidentiality, integrity, and availability requirements associated with the system and, in each case, indicate the degree of importance of the requirement.

1.3 Consider a desktop publishing system used to produce documents for various organizations.

Give an example of a type of publication for which confidentiality of the stored data is the most important requirement.

Give an example of a type of publication in which data integrity is the most important requirement.

Give an example in which system availability is the most important requirement.