JavaScript Question 16 (1 point) How many times will the while loop that follows

Question

JavaScript

Question 16 (1 point)

How many times will the while loop that follows be executed?
var months = 5;
var i = 1;
while (i < months) {
   futureValue = futureValue * (1 + monthlyInterestRate);
   i = i+1;
}

Question 16 options:

0

4

5

6

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Question 17 (1 point)

The type of loop that provides for varying the value of an index (or counter) is a

Question 17 options:

while loop

for loop

do-while loop

all of the above

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Question 18 (1 point)

What will futureValue contain after the for loop has been executed one time?
var years = 10;
var annualRate = 10;
var futureValue = 1000;
annualRate = annualRate / 100;
for ( i = 1; i <= years; i++ ) {
      futureValue += futureValue * annualRate;
}

Question 18 options:

1000

1100

11000

1010

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Question 19 (1 point)

What is displayed in the alert dialog box after the following code is executed?
var items = 3;
for (var i = 1; i <= items; i++)   {
      var result = 1;
      for (var j = i; j >= 1; j--)   {
         result *= j;
      }
      alert("The factorial of " + i + " = " + result);
}

Question 19 options:

The factorial of 1 = 1

The factorial of 2 = 4

The factorial of 3 = 6

The factorial of 4 = 24

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Question 20 (1 point)

What is the value of scores[3] after the following code is executed?
var scores = [70, 20, 35, 15];
scores[3] = scores[0] + scores[2];

Question 20 options:

15

105

2

120

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Question 21 (1 point)

What is displayed in the alert dialog box after the following code is executed?
var scores = [70, 20, 35, 15];
scores[scores.length] = 40;
alert("The scores array: " + scores);

Question 21 options:

The scores array: 70,20,35,15,40

The scores array: 40

The scores array: 70 20 35 40

The scores array:

0

4

5

6

Explanation / Answer

Question 16
Ans)4
___________
Question 17
Ans)all of the above
___________
Question 18
Ans)1100
___________
Question 19
Ans)The factorial of 1 = 1
___________
Question 20
Ans)105
___________
Question 21
Ans)The scores array: 70,20,35,15,40
___________

________Thank You

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