Historic perspectives (isolation, resource sharing, likelihood of attack).InfoSec is security of information and information systems; components of an information system. Information security vs information assurance. Information security services: - confidentiality - authentication of integrity - authentication of origin - nonrepudiation - availability - access control - For each service: i. Can you give examples from everyday life where it is needed?
ii. Is it always needed?

answer(normalization)

the answer is d underlined.

the major difference between the two is the objective and the reward of the game. candy crush has a puzzle theme with the objective of meeting a specific quota of points or objects, you are able to gain access to the next level and compete with peers on the process. on duolingo the objective is rather different, you are given sets of questions for you to answer for you to move to the next level and as for the reward, you are able to learn available language as this is an app developed to teach the user about other languages.