Propositional Logic

Propositional Logic

8th Grade - University

15 Qs

quiz-placeholder

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Propositional Logic

Propositional Logic

Assessment

Quiz

Mathematics

8th Grade - University

Practice Problem

Hard

Created by

Raffy Sarmiento

Used 129+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a proposition that is always false?

Negation

Tautology

Contradiction

Absolute

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

p and q are both true propositions and r is a false proposition.


What is the truth value of ~r

true

false

neither true nor false

information is insufficient

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

p and q are both true propositions and r is a false proposition.

What is the truth value of  q(r)q\wedge\left(\sim r\right)  ?

true

false

neither true nor false

information is insufficient

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

p and q are both true propositions and r is a false proposition.

What is the truth value of  p(q(r))p\vee\left(q\wedge\left(\sim r\right)\right)  ?

true

false

neither true nor false

information is insufficient

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

p and q are false and r is true.

What is the truth value of  p\sim p  ?

true 

false

neither true nor false

information is insufficient

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

p and q are false and r is true.

What is the truth value of  qrq\leftrightarrow r  ?

true 

false

neither true nor false

information is insufficient

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

p and q are false and r is true.

What is the truth value of  (p)(qr)\left(\sim p\right)\wedge\left(q\leftrightarrow r\right)  ?

true 

false

neither true nor false

information is insufficient

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