Basic Logic

The right-arrow symbol (image) can be translated to the following connective

• conjunction

• disjunction

• conditional

• biconditional

The following statement is a proposition; "Answer this question."

• True

• False

Which of the following logical connectives should be solved first in a compound proposition?

• Negation

• Bracket

• Biconditional

• Conjunction

Contradiction is a compound statement that will always yield "true"

• True

• False

The "AND" operator is associated with the following connective

• Disjunction

• Negation

• Conditional

• Conjunction

"Burj Khalifa is the tallest building in the world."

• YES, this is a proposition.

• NO, this is not a proposition.

"x + 2 = 2x"

• YES, this is a proposition.

• NO, this is not a proposition.

 

Which logical expression give the truth values as shown in trught table?

• p∧q

• p V q

• p→q

• ~p

• p↔q

How many rows in a truth table for a compound proposition with 3 variables.

• 3

• 4

• 8

• 10

What is the negation of the following statement? "If a butterfly lays eggs then there will be more butterfiles".

• A butterfly lays eggs and there is no more butterflies.

• If a butterfly lays egg then these is no more butterflies

• If a butterfly does not lay egg then there is no more butterflies.

• If a butterfly does not lay egg then there is more butterflies