## Discussion Forum

Que. | The dual of a Boolean expression is obtained by interchanging |

a. | Boolean sums and Boolean products |

b. | Boolean sums and Boolean products or interchanging 0's and 1 's |

c. | Boolean sums and Boolean products and interchanging 0's & 1's |

d. | Interchanging 0's and 1 's |

Answer:Boolean sums and Boolean products and interchanging 0's & 1's |