GCSE AQA Computer Science Additional Programming Techniques: Figure 7 shows part of a program

Question

Figure 7 shows part of a program written in C#.

bool validChoice;
int choice;
validChoice = false;
while (validChoice == false)
{
    Console.Write("Enter your choice (1 - 10) ");
    choice = int.Parse(Console.ReadLine());
    if (choice >= 1 && choice <= 10)
    {
        validChoice = true;
    }
    else
    {
        Console.WriteLine("Invalid choice");
    }
}
Console.WriteLine("Valid choice");

Complete the following test plan for the code shown in Figure 7.

| Test type     | Test data                       | Expected result                      |
|---------------|----------------------------------|--------------------------------------|
| Normal data   | 5                                | Valid choice message displayed       |
| Invalid data  | Any value other than the numbers | Invalid choice (message displayed)   |
| Boundary data | Any one of 0, 1, 10 or 11       | If 1 or 10 given as test data      |
|               | Valid choice (message displayed) |
|               | If 0 or 11 given as test data   |
|               | Invalid choice (message displayed)|

Figure 7 shows part of a program written in C# - AQA - GCSE Computer Science - Question 16 - 2021 - Paper 1

Worked Solution & Example Answer:Figure 7 shows part of a program written in C# - AQA - GCSE Computer Science - Question 16 - 2021 - Paper 1

Normal data

Invalid data

Boundary data

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