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Java Scanner Class Overview

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Questions and Answers

What is the purpose of the import statement at the beginning of a Java program?

To define custom packages

To initialize variables

To execute the program

To import the Scanner class or the java.util package (correct)

Where can the Scanner class be found in Java?

java.util.Scanner (correct)

java.lang.Scanner

java.io.Scanner

java.Scanner

What would be the result of calling `System.out.println(monthlySalary);` in the Java program provided?

Prints the monthly salary as an integer

Prints the monthly salary as a double (correct)

Prints an error

Prints the salary with currency symbol

What type of input does `scannedInfo.next();` read in the Java program?

String token (B) Signup and view all the answers

Why is it important to specify the package or class to import at the beginning of a Java program?

To avoid naming conflicts (C) Signup and view all the answers

Which part of the Java program illustrates the output of data?

<code>System.out.println(socialSecNum);</code> (B) Signup and view all the answers

What is the purpose of `scannedInfo.nextInt();` in the Java program?

Reads an integer value (C) Signup and view all the answers

What does `import java.util.*;` do in a Java program?

<code>import java.util.*;</code> imports all classes from java.util package (C) Signup and view all the answers

`firstName = scannedInfo.next();` reads what type of input in the Java program?

<code>String</code> token separated by whitespace (C) Signup and view all the answers

Why are import statements necessary in Java programming?

To include external classes or packages for use in the program (A) Signup and view all the answers

Java Scanner Class Overview

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Podcast

Questions and Answers

What is the purpose of the import statement at the beginning of a Java program?

Where can the Scanner class be found in Java?

What would be the result of calling `System.out.println(monthlySalary);` in the Java program provided?

What type of input does `scannedInfo.next();` read in the Java program?

Why is it important to specify the package or class to import at the beginning of a Java program?

Which part of the Java program illustrates the output of data?

What is the purpose of `scannedInfo.nextInt();` in the Java program?

What does `import java.util.*;` do in a Java program?

`firstName = scannedInfo.next();` reads what type of input in the Java program?

Why are import statements necessary in Java programming?

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Java Scanner Class Overview

Choose a study mode

Podcast

Questions and Answers

What is the purpose of the import statement at the beginning of a Java program?

Where can the Scanner class be found in Java?

What would be the result of calling System.out.println(monthlySalary); in the Java program provided?

What type of input does scannedInfo.next(); read in the Java program?

Why is it important to specify the package or class to import at the beginning of a Java program?

Which part of the Java program illustrates the output of data?

What is the purpose of scannedInfo.nextInt(); in the Java program?

What does import java.util.*; do in a Java program?

firstName = scannedInfo.next(); reads what type of input in the Java program?

Why are import statements necessary in Java programming?

More Like This

Java Scanner Class Quiz

Java Input Using Scanner Class Quiz

Introduction to Java Scanner Class

Introduction to Java Scanner Class

What would be the result of calling `System.out.println(monthlySalary);` in the Java program provided?

What type of input does `scannedInfo.next();` read in the Java program?

What is the purpose of `scannedInfo.nextInt();` in the Java program?

What does `import java.util.*;` do in a Java program?

`firstName = scannedInfo.next();` reads what type of input in the Java program?