NPTEL Programming In Java Week 9 Assignment Answers 2024

1. Introduction to NPTEL Programming In Java Week 9 Assignment

Welcome to Week 9 of NPTEL's Programming In Java course! In this assignment, we'll delve into advanced Java concepts to solve real-world programming challenges.

2. Understanding the Assignment Requirements

Before diving into the solution, let's dissect the assignment requirements. Understanding what's expected is crucial for crafting an effective solution.

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1. What is the parent class of all AWT components?

a. java.awt.Panel

b. java.awt.Component

c. java.awt.Container

d. java.awt.Frame

Answer :- For Answer Click Here 

2. Which event is generated when a user clicks a button in AWT?

a. MouseEvent

b. ActionListener

c. KeyEvent

d. WindowEvent

Answer :- For Answer Click Here 

3. Which of the following architecture does the Swing framework use?

a. MVC

b. MVP

c. Layered architecture

d. Master-Slave architecture

Answer :- For Answer Click Here 

4. A _________ is the basic class for all SWING UI components?

a. Container

b. JComponent

c. Component

d. Jbox

Answer :- 

5. Which event is generated when a window is resized in AWT?

a. WindowEvent

b. ComponentEvent

c. ResizeEvent

d. ContainerEvent

Answer :- 

6. Which method is used to remove a component from a container in AWT?

a. remove()

b. deleteComponent()

c. removeComponent()

d. destroy()

Answer :- For Answer Click Here 

7. What is true about the following code.

NPTEL Programming In Java Week 9 Assignment Answers 2024

a. Both “OK” and “Cancel” button is added, but only “Cancel” button is visble.

b. Only “OK” button is added and visible, “Cancel” button is not added.

c. Only “Cancel” button will be added and visible, “OK” button is not added.

d. Code throws an ERROR.

Answer :- 

8. Which of the following function is used to generate the application’s top-level window?

a. JPanel

b. JFrame

c. JCombo

d. JBox

Answer :- 

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

a. To manage memory allocation

b. To arrange GUI components within a container

c. To handle exception handling

d. To control database connections

Answer :- 

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

a. Border Layout

b. Grid Layout

c. Flow Layout

d. Card Layout

Answer :- For Answer Click Here 

ChatGPT

What is the parent class of all AWT components?

a. java.awt.Panel

b. java.awt.Component

c. java.awt.Container

d. java.awt.Frame

Answer: b. java.awt.Component

Which event is generated when a user clicks a button in AWT?

a. MouseEvent

b. ActionListener

c. KeyEvent

d. WindowEvent

Answer: b. ActionListener

Which of the following architecture does the Swing framework use?

a. MVC

b. MVP

c. Layered architecture

d. Master-Slave architecture

Answer: a. MVC

A _________ is the basic class for all SWING UI components?

a. Container

b. JComponent

c. Component

d. Jbox

Answer: b. JComponent

Which event is generated when a window is resized in AWT?

a. WindowEvent

b. ComponentEvent

c. ResizeEvent

d. ContainerEvent

Answer: b. ComponentEvent

Which method is used to remove a component from a container in AWT?

a. remove()

b. deleteComponent()

c. removeComponent()

d. destroy()

Answer: a. remove()

What is true about the following code.

NPTEL Programming In Java Week 9 Assignment Answers 2024

a. Both “OK” and “Cancel” button is added, but only “Cancel” button is visble.

b. Only “OK” button is added and visible, “Cancel” button is not added.

c. Only “Cancel” button will be added and visible, “OK” button is not added.

d. Code throws an ERROR.

Answer: b. Only “OK” button is added and visible, “Cancel” button is not added.

Which of the following function is used to generate the application’s top-level window?

a. JPanel

b. JFrame

c. JCombo

d. JBox

Answer: b. JFrame

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

a. To manage memory allocation

b. To arrange GUI components within a container

c. To handle exception handling

d. To control database connections

Answer: b. To arrange GUI components within a container

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

a. Border Layout

b. Grid Layout

c. Flow Layout

d. Card Layout

Answer: a. Border Layout

Explanation:

1. Read the assignment prompt carefully to grasp the problem statement.
2. Identify the input, output, and constraints specified in the assignment.
3. Break down complex tasks into smaller, manageable steps for easier implementation.

3. Step-by-Step Guide to Solving the Assignment

Now, let's explore a systematic approach to solving the Week 9 assignment. Follow these steps to tackle each component effectively.

Step 1: Analyze the Problem

Understand the problem statement thoroughly.

Identify the key components and requirements.

Determine the approach or algorithm to solve the problem.

Step 2: Plan Your Solution

Break down the problem into smaller tasks.

Design a logical flow for your program.

Choose appropriate data structures and algorithms.

Step 3: Write the Code

Start implementing your solution using Java programming language.

Follow best coding practices for readability and maintainability.

Test your code incrementally to catch errors early.

Step 4: Test and Debug

Test your program with various inputs to ensure correctness.

Debug any errors or unexpected behaviors.

Optimize your code for efficiency if necessary.

4. Tips and Tricks for Java Programming Success

Mastering Java programming requires practice and dedication. Here are some tips to enhance your skills and succeed in your assignments:

Practice regularly: Consistent practice is key to improving your coding skills.

Seek help when needed: Don't hesitate to ask for clarification or assistance from peers or instructors.

Use online resources: Utilize online tutorials, forums, and documentation to supplement your learning.

Experiment with code: Try out different approaches and techniques to broaden your understanding of Java programming.

5. Conclusion

Congratulations on completing the NPTEL Programming In Java Week 9 Assignment! By following the step-by-step guide and applying the tips provided, you've honed your Java programming skills and tackled complex challenges effectively. Keep practicing and exploring new concepts to excel in your Java programming journey.