1.When will the loop in the following code snippet stop? java. util. Scanner in = new java. util. Scanner(System. in); double sum = 0; int count = 0; System. out. print("Enter values, Q to quit: "); do { double value = in. nextDouble(); sum = sum + value; count++; System. out. print("Enter values, Q to quit: "); } while (in. hasNextDouble() && count < 100)

; I. When the user enters an integer

II. When the user enters an alphabetic character

III. After the user enters 100 numbers

Select one: a. I or II b. II only c. III only d. II or III

2.How many times does the following loop execute?

int upperCaseLetters = 0;
String str = "abcdEfghI";
boolean found = false;
for (int i = 0; i < str. length() && !found; i++)
{
char ch = str. charAt(i);
if (Character. isUpperCase(ch))
{
found = true;
}
}
Select one:

a. 9 times

b. 8 times

c. 5 times

d. 1 time

3.Which of the following statements is correct about a sentinel?

Select one:

a. A sentinel is a value that creates a bridge between a data set and unrelated input.

b. A sentinel is a value that is part of the data to be processed by the program.

c. A sentinel is a value that terminates a program.

d. A sentinel is a value that indicates the end of an input sequence.