ADO .Net Quiz
Which controls can activate the PrintPage event?
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PrintDialog
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PrintPreview
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PageSetupDialog
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Both a and b.
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All of the above.
AI Explanation
To answer this question, we need to understand which controls can activate the PrintPage event.
Option A) PrintDialog - This option is incorrect because the PrintDialog control is used to display a dialog box that allows the user to select a printer and set its properties. It does not directly activate the PrintPage event.
Option B) PrintPreview - This option is incorrect because the PrintPreview control is used to display a preview of the document before printing. It does not directly activate the PrintPage event.
Option C) PageSetupDialog - This option is incorrect because the PageSetupDialog control is used to display a dialog box that allows the user to set page-related properties, such as paper size and margins. It does not directly activate the PrintPage event.
Option D) Both a and b - This option is correct because the PrintDialog control and the PrintPreview control can both activate the PrintPage event. The PrintDialog control can activate the PrintPage event when the user selects a printer and clicks the Print button. The PrintPreview control can activate the PrintPage event when the user navigates to a different page in the preview.
Option E) All of the above - This option is incorrect because the PageSetupDialog control does not directly activate the PrintPage event.
Therefore, the correct answer is D) Both a and b.
Which type of file can be played with the Windows Media Player control?
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MPEG
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AVI
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WAV
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Both a and b.
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All of the above.
AI Explanation
To answer this question, you need to understand the types of files that can be played with the Windows Media Player control.
Let's go through each option to understand why it is correct or incorrect:
Option A) MPEG - This option is correct because MPEG files can be played with the Windows Media Player control.
Option B) AVI - This option is correct because AVI files can be played with the Windows Media Player control.
Option C) WAV - This option is correct because WAV files can be played with the Windows Media Player control.
Option D) Both a and b - This option is correct because both MPEG and AVI files can be played with the Windows Media Player control.
Option E) All of the above - This option is correct because all the mentioned file types (MPEG, AVI, and WAV) can be played with the Windows Media Player control.
The correct answer is E. All of the above. This option is correct because all the mentioned file types (MPEG, AVI, and WAV) can be played with the Windows Media Player control.
The Windows Media Player control:
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is located in the toolbox by default.
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is located in the toolbar.
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can be added to the toolbar.
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Both a and b.
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All of the above.
The Windows Media Player control can:
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display video output.
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create audio output.
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generate tactile output.
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Both a and b.
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All of the above.
Which Windows Media Player control property will hide the player from user's view?
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Anchor
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FileName
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Location
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ShowControl
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Visible
AI Explanation
To answer this question, you need to understand the properties of the Windows Media Player control.
Option A) Anchor - This option is incorrect because the Anchor property is used to specify how a control is anchored within its container and does not hide the player from the user's view.
Option B) FileName - This option is incorrect because the FileName property is used to specify the file name or URL of the media file to be played and does not hide the player from the user's view.
Option C) Location - This option is incorrect because the Location property is used to specify the location of the control within its container and does not hide the player from the user's view.
Option D) ShowControl - This option is incorrect because the ShowControl property is used to specify whether the player's control bar is displayed or hidden, but it does not hide the entire player from the user's view.
Option E) Visible - This option is correct because the Visible property is used to specify whether the control is visible or hidden. Setting the Visible property to false will hide the player from the user's view.
The correct answer is E) Visible. This option is correct because it allows you to hide the player from the user's view by setting the Visible property to false.
Where is a single element of data stored?
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Field
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Record
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Table
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Both a and b.
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All of the above.
Where is a collection of related data elements stored?
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Field
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Record
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Table
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Both a and b.
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All of the above.
AI Explanation
To answer this question, you need to understand the basic concepts of data organization and storage.
Option A) Field - This option is incorrect because a field refers to a single data element within a record, not a collection of related data elements.
Option B) Record - This option is correct because a record is a collection of related data elements that are stored together. It represents a single entity or object in a database.
Option C) Table - This option is incorrect because a table is a collection of records, not a collection of related data elements. A table is used to store multiple records, each containing a set of related data elements.
Option D) Both a and b - This option is incorrect because option A (Field) is not a correct answer. Only option B (Record) is correct.
Option E) All of the above - This option is incorrect because option C (Table) is not a correct answer. Only option B (Record) is correct.
The correct answer is B) Record. This option is correct because a record is a collection of related data elements that are stored together.
Which is true about the primary key?
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Every table should have a primary key.
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A primary key exclusively identifies each row in a table.
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A primary key can be made of multiple fields.
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Both a and b.
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All of the above.
A foreign key:
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has nothing to do with the primary key.
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has different values than the primary key.
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is found in tables that don’t have a primary key.
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is related to the primary key of a different table.
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is a unique record in a table.
Which is not a program that can create a database?
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Access
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MySQL
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Oracle
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SQL Server
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All of the above can be used to create a database.