Practice 50 C# Structure Programming Questions

Practice 50 C# Structure Programming Questions

Q1. Write a C# program to define a structure to represent a point in a 2D space with x and y coordinates. Create an instance and display the values of x and y.  
  Input: x = 5, y = 10  
  Output: x: 5, y: 10

Q2. Write a C# program to define a structure for storing details of a book (title, author, and price). Create an instance and display the book details.  
  Input: title = "C# Programming", author = "John Doe", price = 19.99  
  Output: Title: C# Programming, Author: John Doe, Price: 19.99

Q3. Write a C# program to define a structure Student with name, age, and grade as fields. Initialize the structure and print the student's details.  
  Input: name = "Alice", age = 20, grade = "A"  
  Output: Name: Alice, Age: 20, Grade: A

Q4. Write a C# program to define a structure for a rectangle and calculate its area and perimeter.  
  Input: length = 10, width = 5  
  Output: Area: 50, Perimeter: 30

Q5. Write a C# program to define a structure Date with day, month, and year. Initialize and display the current date.  
  Input: day = 3, month = 1, year = 2025  
  Output: Date: 3/1/2025

Q6. Write a C# program to define a structure Employee with name, id, and salary. Display the employee details.  
  Input: name = "Bob", id = 101, salary = 50000  
  Output: Name: Bob, ID: 101, Salary: 50000

Q7. Write a C# program to define a structure Circle with radius. Calculate and display the area and circumference of the circle.  
  Input: radius = 7  
  Output: Area: 153.94, Circumference: 43.98

Q8. Write a C# program to define a structure Time with hours, minutes, and seconds. Display the time in the format hh:mm:ss.  
  Input: hours = 10, minutes = 45, seconds = 30  
  Output: Time: 10:45:30

Q9. Write a C# program to define a structure Point3D with x, y, and z coordinates. Display the 3D point.  
  Input: x = 2, y = 3, z = 4  
  Output: Point: (2, 3, 4)

Q10. Write a C# program to define a structure Person with name and age. Initialize and display the person's details.  
   Input: name = "John", age = 28  
   Output: Name: John, Age: 28

Q11. Write a C# program to define a structure ComplexNumber with real and imaginary parts. Display the complex number in the form a + bi. 
   Input: real = 5, imaginary = 3  
   Output: 5 + 3i

Q12. Write a C# program to define a structure Book with ISBN, title, and author. Initialize and display the book details.  
   Input: ISBN = "123456789", title = "Learn C#", author = "Jane Smith"  
   Output: ISBN: 123456789, Title: Learn C#, Author: Jane Smith

Q13. Write a C# program to define a structure Rectangle with length and width. Create a method in the structure to calculate and display the area.  
   Input: length = 4, width = 3  
   Output: Area: 12

Q14. Write a C# program to define a structure Student with name, roll number, and marks. Calculate the average marks and display the details.  
   Input: name = "Emma", roll number = 102, marks = 85  
   Output: Name: Emma, Roll Number: 102, Marks: 85, Average Marks: 85

Q15. Write a C# program to define a structure Rectangle with length and width. Implement a method to check if the rectangle is a square.  
   Input: length = 5, width = 5  
   Output: It is a square.

Q16. Write a C# program to define a structure Circle with radius. Calculate and display the area and perimeter of the circle using a method.  
   Input: radius = 8  
   Output: Area: 201.06, Perimeter: 50.24

Q17. Write a C# program to define a structure Employee with name, id, salary, and department. Display the employee's details.  
   Input: name = "Sam", id = 201, salary = 55000, department = "HR"  
   Output: Name: Sam, ID: 201, Salary: 55000, Department: HR

Q18. Write a C# program to define a structure Date with day, month, and year. Create a method to check if the year is a leap year.  
   Input: day = 29, month = 2, year = 2024  
   Output: It is a leap year.

Q19. Write a C# program to define a structure Point with x and y. Create a method to calculate the distance between two points.  
   Input: x1 = 1, y1 = 2, x2 = 4, y2 = 6  
   Output: Distance: 5

Q20. Write a C# program to define a structure Complex with real and imaginary parts. Implement a method to add two complex numbers.  
   Input: Complex num1 = 3 + 4i, num2 = 1 + 2i  
   Output: Sum: 4 + 6i

Q21. Write a C# program to define a structure Book with title, author, and price. Implement a method to increase the price by 10%.  
   Input: title = "C# Basics", author = "Tom", price = 30  
   Output: New Price: 33

Q22. Write a C# program to define a structure Student with name, marks, and grade. Implement a method to assign grade based on marks.  
   Input: marks = 85  
   Output: Grade: A

Q23. Write a C# program to define a structure Person with name, age, and address. Display the person's details.  
   Input: name = "Tom", age = 40, address = "123 Street, City"  
   Output: Name: Tom, Age: 40, Address: 123 Street, City

Q24. Write a C# program to define a structure DateTime with hour, minute, and second. Display the time in hh:mm:ss format.  
   Input: hour = 12, minute = 30, second = 45  
   Output: Time: 12:30:45

Q25. Write a C# program to define a structure Student with name, age, marks. Create a method to display the student details.  
   Input: name = "John", age = 22, marks = 75  
   Output: Name: John, Age: 22, Marks: 75

Q26. Write a C# program to define a structure Account with account number, balance, and account type. Display the account details.  
   Input: account number = 12345, balance = 5000, account type = "Saving"  
   Output: Account Number: 12345, Balance: 5000, Account Type: Saving

Q27. Write a C# program to define a structure Circle with radius. Create a method to calculate the diameter of the circle.  
   Input: radius = 10  
   Output: Diameter: 20

Q28. Write a C# program to define a structure Rectangle with length and width. Create a method to calculate the perimeter of the rectangle.  
   Input: length = 4, width = 3  
   Output: Perimeter: 14

Q29. Write a C# program to define a structure Person with first name, last name, and age. Display the full name and age.  
   Input: first name = "John", last name = "Doe", age = 30  
   Output: Full Name: John Doe, Age: 30

Q30. Write a C# program to define a structure Book with title, author, price. Implement a method to display book details.  
   Input: title = "C# Basics", author = "Tom", price = 19.99  
   Output: Title: C# Basics, Author: Tom, Price: 19.99

Q31. Write a C# program to define a structure Account with account number, balance. Create a method to deposit money into the account.  
   Input: account number = 123, balance = 1000, deposit = 500  
   Output: New Balance: 1500

Q32. Write a C# program to define a structure Triangle with base and height. Create a method to calculate the area of the triangle.  
   Input: base = 5, height = 10  
   Output: Area: 25

Q33. Write a C# program to define a structure Movie with title, director, and rating. Display the movie details.  
   Input: title = "Inception", director = "Christopher Nolan", rating = 8.8  
   Output: Title: Inception, Director: Christopher Nolan, Rating: 8.8

Q34. Write a C# program to define a structure Person with name and age. Create a method to check if the person is eligible for voting.  
   Input: name = "Tom", age = 20  
   Output: Eligible for voting.

Q35. Write a C# program to define a structure Book with title, author, and price. Create a method to apply a discount to the book price.  
   Input: price = 100, discount = 10%  
   Output: Discounted Price: 90

Q36. Write a C# program to define a structure Product with name, price, and quantity. Calculate the total value of the product.  
   Input: price = 50, quantity = 5  
   Output: Total Value: 250

Q37. Write a C# program to define a structure Student with name, marks, and total marks. Calculate the percentage of the student.  
   Input: marks = 80, total marks = 100  
   Output: Percentage: 80%

Q38. Write a C# program to define a structure Person with name and age. Implement a method to check if the person is a senior citizen.  
   Input: name = "John", age = 65  
   Output: Senior citizen.

Q39. Write a C# program to define a structure Point with x and y. Implement a method to move the point by given dx and dy values.  
   Input: x = 2, y = 3, dx = 1, dy = 2  
   Output: New Position: (3, 5)

Q40. Write a C# program to define a structure Rectangle with length and width. Implement a method to scale the rectangle by a given factor.  
   Input: length = 4, width = 3, scale factor = 2  
   Output: New Length: 8, New Width: 6

Q41. Write a C# program to define a structure Account with account number, balance, and account type. Implement a method to check the balance. 
   Input: account number = 123, balance = 5000  
   Output: Balance: 5000

Q42. Write a C# program to define a structure Person with first name, last name, and age. Implement a method to display the full name.  
   Input: first name = "Tom", last name = "Smith"  
   Output: Full Name: Tom Smith

Q43. Write a C# program to define a structure Book with title, author, and price. Implement a method to check if the price is within a given range.  
   Input: price = 15, range = 10 to 20  
   Output: Price is within range.

Q44. Write a C# program to define a structure Movie with title, director, and rating. Create a method to check if the movie has a rating greater than 7.  
   Input: rating = 8  
   Output: Rating is greater than 7.

Q45. Write a C# program to define a structure Student with name, roll number, and marks. Calculate the total marks.  
   Input: marks = 90, 80, 85  
   Output: Total Marks: 255

Q46. Write a C# program to define a structure Rectangle with length and width. Create a method to calculate the diagonal of the rectangle.  
   Input: length = 6, width = 8  
   Output: Diagonal: 10

Q47. Write a C# program to define a structure Product with name, price, and quantity. Create a method to calculate the total price for the product. 
   Input: price = 20, quantity = 4  
   Output: Total Price: 80

Q48. Write a C# program to define a structure Student with name, marks, and result. Display the result (Pass/Fail).  
   Input: marks = 45  
   Output: Result: Pass

Q49. Write a C# program to define a structure Account with balance. Implement a method to withdraw money from the account.  
   Input: balance = 5000, withdrawal = 1000  
   Output: New Balance: 4000

Q50. Write a C# program to define a structure Person with name, age, and address. Create a method to change the address.  
   Input: name = "John", address = "123 Old St", new address = "456 New St"  
   Output: Address Updated: 456 New St