File Handling, Streams, and Serialization

Question 1

What is file handling?

Answer 1

File handling refers to performming operations on files be it creating, opening, reading, writing, and closing files.

Question 2

What packages are used for handling files in Java?

Answer 2

java.nio.file,
java.io.File

Question 3

What class is commonly used for file handling in java?

Answer 3

The File class

Question 4

What is a stream?

Answer 4

A stream is a sequence of data that eases reading from and writing to varios data sources like files, memory buffers or network connections

Question 5

What are two type of stream you know?

Answer 5

Byte and Character streams

Question 6

What is a Byte Stream?

Answer 6

It is a stream to handle input and output of 8bit bytes, suitabale fror raw binary data like images, audio files or other multimedia content. using classes like InputStream, and OutputStream

Question 7

What is a character Stream?

Answer 7

These streams handle 16bit Unicode characters, making them best fro reading and writing text data as they automaticaly character encoding and decoding. Using classes like FileReader, or File Writer

Question 8

What is Serialization?

Answer 8

It is the process of converting an object into a byte stream, allowing it to be easily saved to a file, sent over a network, or stored in a database.