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What is the main principle of OOP that Java is built on?

Java AssociateEasy

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What are TypeScript generics used for?

TypeScript ProfessionalHard

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What is the difference between ‘let’ and ‘const’ in TypeScript?

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What is a Python decorator?

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What keyword is used to define a function in Python?

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What is the JavaScript event loop responsible for?

JavaScript ProfessionalHard

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What is a closure in JavaScript?

JavaScript DeveloperMedium

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What does the === operator check in JavaScript?

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What does a SQL INDEX do?

Advanced SQL DeveloperHard

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Which SQL clause is used to filter rows based on a condition?

SQL Data AnalystMedium

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Which SQL statement is used to retrieve data from a database?

SQL FundamentalsEasy

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