Searching with Boolean Operators - EBSCO Information Services

Learn how to use and, or and not to create broad or narrow searches in EBSCO Discovery Service. See examples, notes and tips on using parentheses and phrases with Boolean operators.

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Boolean Operators | Quick Guide, Examples & Tips - Scribbr

Learn how to use Boolean operators such as AND, OR, NOT, and parentheses to refine your search results in databases and search engines. Find out how to use proximity operators such as NEAR, WITHIN, and SENTENCE to filter results based on the proximity of keywords.

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A Quick Guide on Boolean Operators with Examples

Learn how to use Boolean operators (AND, OR, NOT) to combine and manipulate search terms and retrieve specific information from databases and search engines. Explore the importance of Boolean operators in information literacy, data science, online security, and more.

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Searching information on computers Boolean operators - BBC

Learn how to use AND, OR and NOT to get more accurate search results on databases and websites. Find out how quotation marks and minus signs can also help you refine your queries.

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Research Guides: Boolean Operators: A Cheat Sheet: Home

The Boolean operators, AND, OR, and NOT, help you construct a logical search. Boolean Operators: A Cheat Sheet. The circle diagrams that help illustrate the relationships between the sets used in Boolean logic were named after another mathematician, John Venn. (The shading represents the outcome of the Boolean operation.)

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Boolean Operator - an overview | ScienceDirect Topics

Learn what a Boolean operator is and how it works in computer programming languages such as IDL. See how to use not, and, or, and xor operators with different data types and compare them with Venn diagrams.

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What is a Boolean? - Computer Hope

Learn what a boolean is in computer science, how it is used in programming, and what are the common boolean operators such as AND, OR, NOT, and XOR. See examples of boolean logic and algebra, and how to pronounce the word.

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Boolean logical operators - AND, OR, NOT, XOR

Nullable Boolean logical operators. For bool? operands, the & (logical AND) and | (logical OR) operators support the three-valued logic as follows: The & operator produces true only if both its operands evaluate to true. If either x or y evaluates to false, x & y produces false (even if another operand evaluates to null). Otherwise, the result ...

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Research Basics: Using Boolean Operators to Build a Search - IFIS

Learn how to use AND, OR, and NOT to combine search terms and refine your results in different databases. See examples, diagrams, and tips for effective literature searching.

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Boolean Operators | Quick Guide, Examples & Tips - Scribbr

Learn how to use Boolean operators and proximity operators to refine your search results in databases and search engines. Find out the functions, examples and tips for AND, OR, NOT, NEAR, WITHIN and SENTENCE.

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