APP Unit3

What is the primary purpose of the Concurrent Programming Paradigm?

• To eliminate the need for synchronization

• To execute tasks sequentially

• To simplify single-threaded applications

• To model parallel executions

Which of the following is NOT a method of the Thread class in Java?

• run()

• execute()

• start()

• sleep()

What does JDBC stand for?

• Java Database Code

• Java Database Connection

• Java DataBase Connectivity

• Java Data Connection

Which of the following is a type of multitasking in Java?

• Process-based multitasking

• File-based multitasking

• Memory-based multitasking

• Network-based multitasking

What is the main thread in a Java program?

• The thread that manages database connections

• The thread that performs garbage collection

• The thread that handles user input

• The thread that executes the main method

Which of the following is a feature of Java Swing?

• Lightweight components

• Direct access to system resources

• Limited customization options

• Platform-dependent components

What is the purpose of the Runnable interface in Java?

• To create a new thread

• To define a task that can be executed by a thread

• To manage thread priorities

• To synchronize threads

Which method is used to establish a connection in JDBC?

• getConnection()

• openConnection()

• createConnection()

• connect()

What is the role of the Controller in the MVC pattern?

• To manage the data and business logic

• To define the layout of the application

• To handle user input and update the model

• To present data to the user

Which of the following is a type of applet in Java?

• Standalone Applet

• Local Applet

• Remote Applet

• Both Local and Remote Applet