Discrete Structure 1

A _____________ sentence that expresses a statement, in general it declare something.

• Proposition

• Imperative

• Declarative

• Compound Statement

The _____________of a statement is also a statement with a truth value that is exactly opposite that of the original statement.

_________ is a study of reasoning.

• Logic

• Logical Connectives

• Logic Proposition

• Logical Operators

___________ convey one idea with no connecting words.

What is the negation of each of the following propositions?

• Norfolk is the capital of Virginia.

• 1. The summer in Illinois is hot and sunny.

• 1. 3 + 5 = 7.

• 1. Food is not expensive in the United States.

The statement: A pet can be a quiet companion or a playmate. (Or) is an example of which logic connective.

• Conjunction

• Biconditional

• Disjunction

• Exclusive or

The bi- conditional statement p↔q is the statement _____________________.

• "q if and only if p"

• "if p, then q"

• “p if and only if q”

• "if and only if p and q"

What is the symbol used for implication statement?

• ↔

• →

• ∧

• ∨

Which one is a proposition

• Zonguldak is a city of Turkey.

• I need to study more.

• Welcome!

• Everything is great.

It contains two or more simple propositions, that are put together using connective words (ans, or, if-then, etc.)