COMP274 Week 1 Homework – Guaranteed 100% score

Lab Price = $10
Please feel free to send us your queries at: support@iqrajavaid.com
Payment Methods

Add to Cart

Buy Now

View Cart


Problem Statement

COMP274 Week 1 Homework – Guaranteed 100% score
COMP-274
Week 1 Homework Assignment
Create a Word document containing the answers to all the problems given below.

1. What is the Java source filename extension? What is the Java bytecode filename extension?

2. Write a Java statement to display the string “The value is 100” to a user in a plain dialog box.

3. What is the command you would use to compile the file Addition.java?

4. What is the command you would use to execute the Addition class?

5. What does a Java class contain that identifies it as a Java application?

6. Write a Java statement that declares a constant called MAX which has a value of 1000.

7. How do C++ chars differ from Java chars?

8. Given a double variable called dval, write a single Java statement to prompt the user to enter the price of an item using JOptionPanes, convert the result and store it into dval.

9. Write one Java statement to display the string “The average is xxx” to the console, where the xxx displays the value from the double variable sum divided by 3. Make sure the value is displayed with 3 digits following the decimal point

10. Write one Java statement to create a string containing “The average is xxx” where the xxx contains the formatted value from the double variable sum divided by 3. Make sure the formatted string contains only 2 digits following the decimal point. Store the formatted string into a String variable called str.

11. Explain the difference between an object reference in Java and an object. Use an example to illustrate your answer.

12. Explain how objects are created in Java and how the memory used by objects is recovered. Compare this to object creation and destruction in C++.
13. Explain how primitive values like doubles are passed between functions in Java. How are string objects passed between functions in Java?

14. How are static methods different from non-static methods? How do you invoke a static method? Give an example of a static method.

15. Write an expression that returns a random value between 1 and 100. The values 1 and 100 must be included in the values that can be returned.

16. Write one Java statement that creates an array of 100 doubles.

17. Write one Java statement that creates an array of integers containing the multiples of 10 between 10 and 100, including 10 and 100.

18. Write one Java statement that would take an array A and copy its contents into array B. Assume that A and B already exist and that B is at least as large as A and that they are both of the same data type.

19. Write a Java method which takes an integer array parameter and locates the minimum value in the array and outputs that value using System.out.printf. Use an enhanced for loop to process the array. You only need one loop to do this!

20. Write a Java method which takes an integer array parameter and fills the array with random numbers between 1 and 1000, including 1 and 1000. Use a traditional for loop to process the array.

Create a Word document containing the answers to all the problems listed above.

Relevant Material
Instructions
* If you want to purchase multiple products then click on “Buy Now” button which will give you ADD TO CART option.Please note that the payment is done through PayPal.
* You can also use 2CO option if you want to purchase through Credit Cards/Paypal but make sure you put the correct billing information otherwise you wont be able to receive any download link.
* Your paypal has to be pre-loaded in order to complete the purchase or otherwise please discuss it with us at support@iqrajavaid.com.
* As soon as the payment is received, download link of the solution will automatically be sent to the address used in selected payment method.
* Please check your junk mails as the download link email might go there and please be patient for the download link email. Sometimes, due to server congestion, you may receive download link with a delay.
* All the contents are compressed in one zip folder.
* In case if you get stuck at any point during the payment process, please immediately contact us at support@iqrajavaid.com and we will fix it with you.
* We try our best to reach back to you on immediate basis. However, please wait for atleast 8 hours for a response from our side. Afterall, we are humans.
* Comments/Feedbacks are truely welcomed and there might be some incentives for you for the next lab/quiz/assignment.
* In case of any query, please donot hesitate to contact us at support@iqrajavaid.com.
* MOST IMPORTANT Please use the tutorials as a guide and they need NOT to be used for any submission. Just take help from the material.
******************************************** Good Luck ***************************************************
Payment Details

 

Lab Price = $10
Please feel free to send us your queries at: support@iqrajavaid.com
Payment Methods

Add to Cart

Buy Now

View Cart

Privacy Policy
We take your privacy seriously and will take all measures to protect your personal information.
Any personal information received will only be used to fill your order. We will not sell or redistribute your information to anyone.
Refund Policy
Incase you face any issues with the tutorial, please free to contact us on support@iqrajavaid.com
We will try our best to resolve the issue and if still persists we can discuss for a refund in case its required.


Leave a Reply