Consider a school with four classes and two periods during which the classes can be scheduled. The classes are named A, B, C, and D. Each class must be scheduled in exactly one of the two periods, and the following pairs of classes can not be scheduled at the same time: (B, C), (A, D), (C, D), (B, A).

Express the scheduling problem as a Boolean expression. That is, give a Boolean expression that is true if and only if there is a feasible schedule for the classes that satisfies all the constraints.

1. the seasons of the world

false , a, a, c b, ab

answer #2

darcy was working on a presentation on playing chess. because she chose the checkerboard animation for her slide title, she had to use the same animation for her bullet points.

this statement is   false

answer #4

4. when diego was done adding special effects to his presentation, he wanted to see how it would look to his audience. how did he do this?

b. he clicked on the slide show button.

we can see special effects that are added by clicking on slide show button

answer #5

d. she should use the same slide transition for each slide.

using same transition on every slide should be a better option.

answer #6

b. she matched transitions to her content.

c. she used consistent animations and transitions.

matching transitions to the content is a good practice.

and we should use static animations

answer#8

b. sound can distract the audience when it is overused.

e. sound cannot be used in presentation programs.