nswer the following questions about the relation Rla, b, c, d, e, f), a -> f ab -> cd C->e de -> b bf -> ae Identify the weakest normal form that each of these functional dependencies violate ey of Ris ab. If they do not violate any normal form, indicate "none". Reduce R to 2NF if its primary key is acd.

What is step-by-step testing? Please give a detailed answer

An easy way to connect conditions and responses is through a decision table. Explain?

What is preferred orientation and suggest how to refine the preferred orientation?

Kevin wants to search for information on two subjects using a Boolean operator. Kevin should utilize which Boolean operator to obtain the needed search results.

Why should the procedure be flexible? What are they?

Explain the results, the inputs, the procedures, the performance, and the controls.