1. When considering use of visual representation, which statement is true?
(a) Half of eleven is six (in one number-representation system).
(b) An outline is not an accepted form for a talk visual.
(c) A table in a project would have to involve numeric data entries.
2. Computer science design projects:
(a)Can't employ randomness.
(b) Are either hardware or software.
(c) Neither (a) nor (b).
3. For a presentation:
(a) A handout is essential. (b) Prepared visuals are helpful. (c) Neither (a) nor (b).
4. We write weekly progress reports:
(a) To please managers. (b) For practical reasons, e.g., tracking the work.
(c) To gain skill, gather results, and document authorship.
5. The general principle of computer science reporting is:
(a) The longer the report the better. (b) The more lines of code presented the better.
(c) A well-written report is a useful business tool.
6. Select the mathematical statement that is absolutely true in all situations.
(a) (1/2) + (1/3) = 5/6. (b) (1/2) + (1/3) = 5/6 or 2/5. (c) (1/2) + (1/3) = 5/6 or 2/5 or1/5.
7. The force in pounds on the other end of a string that has a one pound weight at one end, and was wrapped around a tree branch two complete times (angle 4p) is:
(a) Less than a thousand.. (b) Slightly more than a thousand. (c) Above a million.
8. Binary summation yields:
(a) 1000 + 1000 = 2000. (b) 1001 + 1010 =10011 (c) 1001 + 1001 =11011.
9. The hyperbolic cosine of a real value x is:
(a) (ex - e-x) /2. (b) Neither (a) nor (c).
(c) The catenary (curve made by a chain suspended from two points at the same level).>
10. For the funds gambled in Nevada during 1994,
(a) Slot machines took in slightly less than half the total.
(b) The total exceeded $ 17,000,000,000.
(c) Slot machines took in slightly more than seventy percent of the total.