COMPUTER SCIENCE AND ENGINEERING
DIGITAL LOGIC
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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OR operation
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AND operation
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NOT operation
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None of the above
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Detailed explanation-1: -RULE IN BOOLEAN ALGEBRA Complement of a variable is represented by an overbar (-). Thus, complement of variable B is represented as . Thus if B = 0 then = 1 and B = 1 then = 0.
Detailed explanation-2: -The OR symbol has its roots in Boolean algebra, a field of mathematics concerned with the logical relationship between statements in an expression. Each statement in the expression returns a truth value of either true or false–1 or 0, respectively.
Detailed explanation-3: -Second, Boolean algebra uses logical operators such as conjunction (and) denoted as ∧, disjunction (or) denoted as ∨, and the negation (not) denoted as ¬.
Detailed explanation-4: -The important operations performed in Boolean algebra are – conjunction (∧), disjunction (∨) and negation (¬).