Scanner class is present in ___ package.*1 pointjava.langjava.utiljava.mathjava.io
Question
Scanner class is present in ___ package.
1 point
java.lang
java.util
java.math
java.io
Solution
The Scanner
class is present in the java.util
package. Here's a breakdown of the reasoning:
-
Understanding the Package Structure: Java organizes its classes into packages, which helps to categorize them based on functionality.
java.lang
is the default package containing fundamental classes,java.util
contains utility classes,java.math
is for mathematical operations, andjava.io
relates to input and output operations. -
Purpose of Scanner Class: The
Scanner
class is used for parsing primitive types and strings using regular expressions. It can read input from various sources (e.g., keyboard, files) and transform that input into usable data types. -
Final Answer: The correct answer is: java.util.
In summary, the Scanner
class facilitates easier input handling within the Java programming language, making it an essential utility for many developers. Its inclusion in the java.util
package reflects its purpose as a tool for data manipulation and input processing, distinguishing it from other essential classes found in different packages.
Similar Questions
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The Scanner's nextLine method may throw which exception? A. InputLineException B. InputMismatchException C. FileNotFoundException D. NoSuchElementException
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