JAVA WEEK 7-12

Which of these exception is thrown in cases when the file specified for writing is not found? 

• IOException

• FileException

• FileNotFoundException

• FileInputException 

What is the purpose of a ByteArrayOutputStream in Java? 

• To write binary data to an output stream  

• To read binary data from an input stream

• To convert characters to bytes

• To store binary data in memory 

Which method is used to read b length bytes from the input stream into an array? 

• public void read(int b)throws IOException{{

• public int read(byte[ ] b)throws IOException{}

• public void read(byte[ ] b)throws IOException{} 

• public int read(int b)throws IOException{} 

Which method is used to create a directory with fileattributes?

• Path.create() 

• Path.createDirectory() 

• Files.createDirectory(path, fileAttributes) 

• Files.create(fileAttributes) 

Which class is used to write primitive data types to an output stream in Java? 

• DataOutputStream

• ObjectOutputStream  

• OutputStream  

• PrintWriter 

In Java, what is the purpose of a Card Layout?

• To create a card game interface

• To arrange components in a card-like fashion

• To manage multiple panels within a single container

• To display images of cards

Which layout manager divides the container into five regions: North, South, East, West, and Center?

• Border Layout

• Grid Layout

• Flow Layout

• Card Layout

In Java, what is the primary purpose of a layout manager?

• To manage memory allocation

• To arrange GUI components within a container

• To handle exception handling

• To control database connections

Which layout manager arranges components in a top-to-bottom flow, adding them to the next available position?

• Grid Layout

• Flow Layout

• Border Layout

• Card Layout

What is the significance of AWT components being heavyweight?

• They have higher memory requirements

• They are slower in performance

• They are dependent on the underlying operating system

• They are easier to customize