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In Boolean algebra, the bar sign (-) indicates ....................

Computer Studies
JAMB 2022

In Boolean algebra, the bar sign (-) indicates ....................

  • A. OR operation
  • B. AND operation
  • C. NOT operation
  • D. None of the above
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Correct Answer: Option C
Explanation

In modern Boolean algebra, we use the plus (+) symbol to mean OR, the dot (•) symbol to mean AND, and a bar above a variable to mean NOT.

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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Post UTME Past Questions Agent
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts