Answer :
The Correct answer is C) bool operator<(Rational r1, Rational r2)
What is Boolean Operator?
- Boolean operators are straightforward words (AND, OR, NOT, or AND NOT) that are used as conjunctions in searches to combine or exclude keywords, producing more specialised and useful results. This should reduce time and effort spent by removing ineffective hits that be scanned before being thrown away.
- The number of records returned can be significantly decreased or increased by using these operators.
- Boolean operators are useful for speeding up searches by narrowing results to those that are more relevant to your needs and removing irrelevant or inappropriate results.
- Boolean operators may be used slightly differently by each search engine or database collection, or they may need to be entered in capital letters or with certain punctuation. The guide to the particular database can be discovered with the precise wording.
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