CSE 260
QUIZ1– LOGIC  ANSWER
(20 minutes)
(Total points 30)
NAME:
1. (3 points) Indicate if each of the following statements is a proposition.
(a) Lansing is the capital of Michigan.
yes
(b) What is your plan for tomorrow?
no
(c) The moon is made of green cheese.
yes
2. (3 points) Give an example for
p
→
q
where p is unrelated to q but
p
→
q
is true.
(2 = 3)
→
Detroit is the auto capital of the world.
3. (6 points) Indicate if each of the following propositions is true or false:
(a)
p
→
q
⇔ ¬
p
→ ¬
q
False
(b)
p
↔
q
is true when p is false and q is false.
true
(c) Conditional statement
p
→
q
means ”q is sufficient for p”.
false
4. (8 points) Let p, q and r be the propositions:
p: Grizzly bears have been seen in the area.
q: Hiking is safe on the trail.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview.
Sign up
to
access the rest of the document.
 Spring '08
 SaktiPramanik
 Logic, Logical connective, following propositions, following compound propositions

Click to edit the document details