📌 Question 01:
Write a Java program that prints a simple message to the console.
📸 Output:
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ javac Q01_Printmsg.java @Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q01_Printmsg
Hello, Welcome back to Java Programmimg!!
📌 Question 02:
Write a Java program that prints numbers from 1 to 10.
📸 Output:
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ javac Q02_Printnums.java @Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q02_Printnums
1 2 3 4 5 6 7 8 9 10
📌 Question 03:
Write a Java program that prints numbers in reverse order.
📸 Output:
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ javac Q03_PrintRev.java @Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q03_PrintRev
10 9 8 7 6 5 4 3 2 1
📌 Question 04:
Write a Java program that prints all odd numbers between 1 and 20.
📸 Output:
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ javac Q04_PrintOdd.java @Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q04_PrintOdd
1 3 5 7 9 11 13 15 17 19
📌 Question 05:
Write a Java program that splits numbers into two halves, and reverse them. 🔹 Example: Input: 9 Output: 4 3 2 1 5 9 8 7 6 Input: 13 Output: 6 5 4 3 2 1 7 13 12 11 10 9 8
📸 Output:
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ javac Q05_PrintRevLR.java @Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q05_PrintRevLR
Enter a number: 9
4 3 2 1 5 9 8 7 6
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q05_PrintRevLR
Enter a number: 13
6 5 4 3 2 1 7 13 12 11 10 9 8
📌 Question 06:
Write a Java program that creates a Student class and calculates the average marks of 5 students.
📸 Output:
@Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ javac Q06_StudentsList.java @Sumy2001 ➜ /workspaces/IT3232-Day01-JavaBasics (main) $ java Q06_StudentsList
Average marks: 85
📌 Question 07:
Implement a Library System with PrintedBook, EBook, and AudioBook using inheritance, Polymorphism and encapsulation ..
📸 Output: