Suppose that we decompose the schema R(A, B,C, D,E) into (A, B,C) and (A, D,E). Show that this decomposition is a lossless‐join decomposition if the following set F of functional dependencies holds: F = {A→BC, CD→E, B→D, E→A}.

There is a simple pattern for determining if a binary number is odd. what is it and why does this pattern occur? how many bits would you need if you wanted to have the ability to count up to 1000? how high could you count in binary if you used all 10 of your fingers as bits? (finger up means 1, finger down means 0)

If you're using an existing powerpoint presentation that will receive new slides based on a word outline, select the a. slide that will appear after the new slides. b. first slide in the presentation. c. slide that will appear before the new slides. d. last slide in the presentation.

Why do we mark tlc plates with pencil and not with pen