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Welcome to the Arrays and String Manipulation MCQs Page

Dive deep into the fascinating world of Arrays and String Manipulation with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Arrays and String Manipulation, a crucial aspect of Visual Basic. In this section, you will encounter a diverse range of MCQs that cover various aspects of Arrays and String Manipulation, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Visual Basic.

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Check out the MCQs below to embark on an enriching journey through Arrays and String Manipulation. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Visual Basic.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Arrays and String Manipulation. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Arrays and String Manipulation MCQs | Page 6 of 8

Q51.
The intSales array is declared as follows:

Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}.

The statement intSales(3) = intSales(3) + 10 will
Discuss
Answer: (b).replace the 500 amount with 510
Q52.
The strItems array is declared as follows:

Dim strItems(20) As String.

The intSub variable keeps track of the array subscripts and is initialized to 0. Which of the following Do clauses will process the loop instructions for each element in the array?
Discuss
Answer: (b).Do While intSub < 20
Q53.
The intSales array is declared as follows:

Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}.

Which of the following If clauses determines whether the intSub variable contains a valid subscript for the array?
Discuss
Answer: (b).If intSales(intSub) >= 0 AndAlso intSales(intSub) <= 4 Then
Discuss
Answer: (b).Do While intSub < 4
intTotal = intTotal + intNums(intSub)
intSub = intSub + 1
Loop
dblAvg = intTotal / intSub
Q55.
The intSales array is declared as follows:

Dim intSales() As Integer = {10000, 12000, 900, 500, 20000}.

Which of the following loops will correctly add 100 to each array element? The intSub variable contains the number 0 before the loops are processed.
Discuss
Answer: (c).Do While intSub < 5
intSales(intSub) =intSales(intSub) + 100
Loop
Q56.
What will be assigned to the dblAvg variable after the code has been executed?

Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
Do While intSub < 4
intNums(intSub) = intTotal + intTotal
intSub = intSub + 1
Loop
dblAvg = intTotal / intSub

a.

0

b.

5

c.

6

d.

8

Discuss
Answer: (a).0
Q57.
What will be assigned to the dblAvg variable after the code has been executed?

Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
Do While intSub < 4
intTotal = intTotal + intNums(intSub)
intSub = intSub + 1
Loop
dblAvg = intTotal / intSub

a.

0

b.

5

c.

6

d.

8

Discuss
Answer: (c).6
Q58.
What will be assigned to the dblAvg variable after the code has been executed?

Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
Do While intSub < 4
intTotal = intTotal + intNums(intSub)
intSub = intSub + 1
Loop
dblAvg = intTotal / intSub – 1

a.

0

b.

5

c.

6

d.

8

Discuss
Answer: (b).5
Q59.
What will be assigned to the dblAvg variable after the code has been executed?

Dim intNums() As Integer = {10, 5, 7, 2}. The intTotal, intSub, and dblAvg variables contain the number 0 before the loops are processed.
Do While intSub < 4
intTotal = intTotal + intNums(intSub)
intSub = intSub + 1
Loop
dblAvg = intTotal / (intSub − 1)

a.

0

b.

5

c.

6

d.

8

Discuss
Answer: (d).8
Q60.
________ method is used to sort an array in visual basic.
Discuss
Answer: (c).Array.Sort()
Page 6 of 8

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