Digital Electronics: Boolean Logic and Gates Quiz

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Questions and Answers

What did George Boole define an algebra for?

  • Solving engineering problems
  • Solving mathematical problems
  • Solving logical problems (correct)
  • Solving scientific problems

In a logic system, how many possible states can a variable have?

  • Four
  • Two (correct)
  • One
  • Three

What do single capital letters represent in logic systems?

  • Variables (correct)
  • Operators
  • Constants
  • Functions

Which of the following is NOT a basic Boolean operator?

<p>XOR (A)</p> Signup and view all the answers

What does a switch being open represent in Boolean logic?

<p>Logic FALSE (D)</p> Signup and view all the answers

How many basic operations did George Boole define for Boolean variables?

<p>Three (D)</p> Signup and view all the answers

What is the Boolean expression for the Logical AND relationship between A and B?

<p>F = A AND B (A)</p> Signup and view all the answers

What does the expression F = A∙B represent in terms of A and B's values?

<p>F is true only when both A and B are true (A)</p> Signup and view all the answers

What is the Boolean expression for the Logical OR relationship between A and B?

<p>F = A OR B (C)</p> Signup and view all the answers

What does the expression F = A+B represent in terms of A and B's values?

<p>F is true when either A or B, or both, are true (C)</p> Signup and view all the answers

What does the NOT relationship do to a value?

<p>Reverses the value (D)</p> Signup and view all the answers

What does the NOR function represent?

<p>An OR with a NOT output (A)</p> Signup and view all the answers

What is the Boolean expression for the NOR function?

<p>F = NOT (A OR B) (B)</p> Signup and view all the answers

What does the XOR function represent?

<p>An exclusive OR function (A)</p> Signup and view all the answers

What is the Boolean expression for the XOR function?

<p>F = A XOR B (B)</p> Signup and view all the answers

What does the XNOR function represent?

<p>An OR with a NOT output (A)</p> Signup and view all the answers

Flashcards

What was Boolean Algebra defined for?

An algebra for solving logical problems.

States of a logic variable?

Two possible states: TRUE or FALSE.

What do single capital letters represent?

Represent variables

Not a basic Boolean Operator?

XOR

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Open switch represents?

Logic FALSE

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How many basic operations did Boole define?

Three

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F = A∙B represent?

F is true only when both A and B are true

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F = A+B represents?

F is true when either A or B, or both, are true.

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What does NOT do to a value?

Reverses the value.

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Boolean expression for NOR?

F = NOT (A OR B)

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What does XOR represent?

An exclusive OR function

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Boolean expression for XOR?

F = A XOR B

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What does the XNOR function represent?

An OR with a NOT output

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