What qualities did Regan think were necessary in an ideal moral judgment and why did he think each was necessary? The qualities which Regan thought to be necessary are: Conceptual clarity, information, rationality, impartiality, coolness and correct moral principles. Conceptual clarity is important since the definitions of key concepts in…

The first article shows how decision trees work: what is a decision tree and what can it help you do? What other kinds of data could you analyze/segment using a decision tree? …

According to Morville and Rosenfeld, what are the various exact and ambiguous schemes one can use to organize information? As you describe each scheme, also note what kind of information the scheme is best suited for. Exact organization schemes require users to know the exact name of the resource they…

How does asymmetric encryption differ from symmetric encryption? What core problem does asymmetric encryption solve? Symmetric encryption refers to the encryption method which the key for encrypting a message was identical to the key for decrypting it. On the other hand, asymmetric encryption refers to the encryption method which having…

What are the three primary encoding schemes used to represent Unicode characters in a computer, and how do they differ from each other? Which do you think would be the most efficient in terms of space, and which would be the easiest to work with in code? The three primary…

While decomposing the system, a security analyst will enumerate the various entry points, assets, and trust levels. What do these terms mean and how do they relate to each other? What entry points did the attackers in the Mat Honan article use, and what asset were they ultimately after? Entry…

These three sets of principles are different, but there are lots of commonalities: what are a few of the common themes you see in both of these articles? Although the principles vary from each other in different articles, the basic ideas behind them are the same. First of all, all…

How did Disney use Norman’s concepts of affordances, signifiers, and feedback to help patrons understand how to use the Magic Band? Define each of those terms and provide specific examples of each from the MagicBand system. Affordances: Affordance refers to the relationship between the properties of a physical object and…

Hall advocates the use of “design ethnography” — what is that, and how does one do it? What specific user research methods does she suggest? Design ethnography refers to the study of humans in their own culture contexts, so that designers / design teams can understand the needs of users…