✏️ Explanatory Question

What are library classes? Give an example.

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📘 Detailed Answer
🟢 Easy
← Previous Name the keyword that: (i) Informs that an error has occurred in an input/output operation.(ii) Distinguishes between instance variables and class variables.
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Answer with Explanation

Library Classes:

Library classes are pre-defined classes provided by Java, which are part of the Java API (Application Programming Interface). They contain useful methods and functionality that programmers can use to perform common tasks.

Example:
java.util.Scanner is a library class used to take user input.

← Previous Name the keyword that: (i) Informs that an error has occurred in an input/output operation.(ii) Distinguishes between instance variables and class variables.