C # question:

QUESTION 1

With while loops, if the conditional expression evaluates to true, the body of the loop is not performed; control transfers to the statements following the loop.

True

False

1.00000 points

QUESTION 2

What would be the output produced from the following statements? int aValue = 1; do { aValue++; Write(aValue++); } while (aValue < 3);

		23
		234
		1234
		2
		none of the above

1.00000 points

QUESTION 3

Which of the following represents a pretest loop?

		while
		do. . .while
		for
		a and b
		a and c

1.00000 points

QUESTION 4

When used with a while statement, which jump statement causes execution to halt inside a loop body and immediately transfers control to the conditional expression?

		break
		goto
		return
		continue
		none of the above

1.00000 points

QUESTION 5

The only posttest loop structure available in C# is _____.

		while
		for
		do...while
		foreach
		continue

1.00000 points

QUESTION 6

If a loop body uses a numeric value that is incremented by three with each iteration through the loop until it reaches 1000, which loop structure would probably be the best option?

		foreach
		for
		while
		do. . .while
		none of the above

1.00000 points

QUESTION 7

Which of the following is NOT a keyword used to enable unconditional transfer of control to a different program statement?

		continue
		break
		goto
		while

1.00000 points

QUESTION 8

Using the break or continue statements with a loop violates the single entry and single exit guideline for developing a loop.

True

False

1.00000 points

QUESTION 9

The do...while statement is a posttest loop, which means that the conditional expression is tested before any of the statements in the body of the loop are performed.

True

False

1.00000 points

QUESTION 10

If a numeric variable is being changed by a consistent amount with each iteration through the loop, the while statement is the best choice of loop constructs.

True

False

1.00000 points

QUESTION 11

Which loop structure must be used with a collection such as an array?

		foreach
		for
		while
		do. . .while
		none of the above

1.00000 points

QUESTION 12

If you know your loop will always be executed at least once, use the dowhile loop option.

True

False

1.00000 points

QUESTION 13

Which of the following is a valid C# pretest conditional expression that enables a loop to be executed as long as the counter variable is less than 10?

		do while (counter < 10)
		while (counter < 10)
		foreach (counter in 10)
		none of the above
		all of the above

1.00000 points

QUESTION 14

If a loop body should be executed at least once, which loop structure would be the best option?

		foreach
		for
		while
		do. . .while
		none of the above

1.00000 points

QUESTION 15

To produce the output 2 4 6 8 10 which should be the loop conditional expression to replace the question marks? int n = 0; do { n = n + 2; Write("{0}\t", n); } while (????);

		n < 11
		n < 10
		n < 8
		n >= 2
		n > 8