Adv VB.Net Ch 8 Quiz

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| By Tcarteronw

Tcarteronw

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Quizzes Created: 38 | Total Attempts: 31,704

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1/10 Questions

When performing a table lookup, it is a good idea to include validation because _______.
- When looking for a table it is very likely that the table will not exist
- The user should be notified if there is no match found in the table
- Validation will add a new element to the table if no match is found
- It will cause the lookup to perform much faster than without validation

About This Quiz

The 'Adv VB. Net Ch 8 Quiz' assesses understanding of VB. Net programming, focusing on array usage, table lookups, and data validation. It evaluates key programming skills necessary for effective software development, ensuring learners can handle basic array operations and understand their applications in VB. Net.

Questions and Answers

2.

__________ can be used to find a specific value in an array.
- The Find method of an array
- A table lookup
- The Locate.Item property
- A Case structure
Correct Answer

A. A table lookup

Explanation

Page: 329 Objective: 6

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3.

How many elements are contained in the array created with the following code? Dim strEmployee (25) As String
- 0 (the code is incorrect to create an array)
- 24
- 25
- 26
Correct Answer

A. 26

Explanation

Page: 323 Objective: 1

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4.

Declare an array and specify the number of elements using _______.
- The ListCount property
- The ListIndex property
- An Array statement
- A Dim statement
Correct Answer

A. A Dim statement

Explanation

Page: 323 Objective: 1

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5.

The individual variables in an array are accessed by their _______, which is their position in the array.
- Index
- ListCount property
- Subscript
- ItemCount property
Correct Answer

A. Subscript

Explanation

Page: 322 Objective: 1

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6.

An array is a set of variables. Each individual variable is called _______.
- A subscript
- An element
- A subscripted variable
- An index
Correct Answer

A. An element

Explanation

322 Objective: 1

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7.

_______ can be used when two subscripts are needed to identify tabular data, such as when data is arranged in rows and columns.
- Complex subscripts
- List boxes
- Text boxes
- Multidimensional arrays
Correct Answer

A. Multidimensional arrays

Explanation

Page: 333 Objective: 8

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8.

When you are working with an array, the easiest way to traverse the elements is to use the _______.
- If / Then statement
- Next statement
- For Each / Next statement
- Case structure
Correct Answer

A. For Each / Next statement

Explanation

Page: 324 Objective: 2

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9.

A VB programmer can combine multiple fields of related data using a _______.
- DataType statement
- Structure statement
- For Each statement
- Public statement
Correct Answer

A. Structure statement

Explanation

Page: 325 Objective: 3

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10.

If an exception is thrown and the message, “Index was outside the bounds of the array.” displays, this indicates _______.
- The array is completely full of data
- The subscript is a value greater than the number of elements declared in the array's Dim statement
- The subscript has reached a value lower than the number of elements declared in the array's Dim statement
- The answer could be B or C
Correct Answer

A. The answer could be B or C

Explanation

Page: 323 Objective: 1

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Current Version
Jan 28, 2025

Quiz Edited by
ProProfs Editorial Team
May 11, 2011

Quiz Created by
Tcarteronw

Adv VB.Net Ch 8 Quiz

When performing a table lookup, it is a good idea to include validation because _______.

__________ can be used to find a specific value in an array.

How many elements are contained in the array created with the following code? Dim strEmployee (25) As String

Declare an array and specify the number of elements using _______.

The individual variables in an array are accessed by their _______, which is their position in the array.

An array is a set of variables. Each individual variable is called _______.

_______ can be used when two subscripts are needed to identify tabular data, such as when data is arranged in rows and columns.

When you are working with an array, the easiest way to traverse the elements is to use the _______.

A VB programmer can combine multiple fields of related data using a _______.

If an exception is thrown and the message, “Index was outside the bounds of the array.” displays, this indicates _______.