What is the primary purpose of writing data to a file in Java?
The Complete Java Developer Course: From Beginner to Master - File Output

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To reduce memory usage
To enhance data security
To increase the speed of data processing
To make data persistent beyond the program's execution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Java package provides the PrintWriter class used for writing data to files?
java.net
java.util
java.io
java.lang
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a try-catch block when writing data to a file?
To automatically close the file after writing
To optimize file writing speed
To improve code readability
To handle potential file not found exceptions
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to write a line of text to a file using PrintWriter?
println()
printLine()
writeLine()
write()
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the challenge, what data structure is used to store the names before writing them to a file?
TreeSet
ArrayList
HashMap
LinkedList
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the advantage of using an enhanced for loop when writing multiple names to a file?
It automatically sorts the names
It simplifies the code for iterating over the list
It increases the writing speed
It reduces the risk of errors
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do if the PrintWriter class is not recognized in your Java program?
Restart the IDE
Import the java.io package
Check for syntax errors
Update the Java version
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