Debugging and File Handling in Java

Flashcards covering key concepts of debugging and file handling in Java.

What is the first step in debugging a program?

Examining the error symptoms

Which debugging technique involves working backward through the code to identify an issue?

Backtracking

What is a breakpoint in debugging?

A stopping point in debugging tools

Which of the following is NOT a type of Java exception?

CompileTimeError

What does the catch block do in Java exception handling?

Handles a thrown exception

What type of error occurs when a program tries to access an array with an illegal index?

ArrayIndexOutOfBoundsException

What is the purpose of the finally block in Java?

To execute whether or not an exception occurs

What does the term 'rubber ducking' refer to in debugging?

Explaining the problem to an inanimate object

What happens when a program divides a number by zero?

It throws an ArithmeticException

Which of the following statements about exception handling is true?

A try block must always be followed by a catch block

What is a computer file?

A collection of data stored on a nonvolatile device

Which type of file stores data in human-readable format?

Text file

What Java class is used to create objects containing file information?

FileInputStream

What is the purpose of the Files class in Java?

To perform operations on files and directories

What is an absolute file path?

A complete path that does not need any additional information

How can you convert a relative path to an absolute path in Java?

Using toAbsolutePath()

What method is used to check if a file can be read and executed?

checkAccess()

Which of the following classes is used for reading character streams?

BufferedReader

What is the purpose of flush() in OutputStream?

To clear the output buffer

Which method retrieves the size of a file in Java?

getLength()

What is the process of identifying and fixing errors in a program called?

Debugging

What type of exception occurs during runtime and is not checked at compile time?

RuntimeException

Which debugging technique involves dividing the code into halves to locate an error?

Binary Search

What is the superclass of all exceptions and errors in Java?

Throwable

What Java keyword is used to handle exceptions that might occur in a try block?

catch

What is the name of the Java class that provides methods for performing file operations?

Files

What method in Java is used to determine whether a file exists?

exists()

What is the name of the class that allows reading text files efficiently using buffering?

BufferedReader

What method in Java returns the number of elements in a file path?

getNameCount()

What is the term for the complete list of directories in which a file is stored?

Path