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Visual Studio .net Quiz - 2

Description: Visual Studio .net Quiz - 2
Number of Questions: 10
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Tags: .net visual-studio
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The Button control can be activated:

  1. programmatically through the click event.

  2. by clicking the button with the mouse.

  3. with the form’s DefaultButton property.

  4. Both a and b.

  5. All of the above.


Correct Option: D
Explanation:

To answer this question, the user needs to have knowledge about the ways to activate a Button control in a Windows Forms application.

Option A is correct. A Button control can be activated programmatically by calling its Click event.

Option B is correct. A Button control can be activated by clicking on it with the mouse.

Option C is correct. A Button control can be activated by setting the form's DefaultButton property to the Button control that should be activated when the user presses the Enter key.

Therefore, option D is correct since both option A and B are correct.

Option E is incorrect since it is not necessary to use all three methods to activate a Button control.

Therefore, the answer is: D.

The CancelButton property belongs to which object?

  1. Button

  2. Form

  3. Label

  4. TextBox

  5. Timer


Correct Option: B
Explanation:

To answer this question, the user needs to know the purpose of the CancelButton property and what object it belongs to.

The CancelButton property is used to specify the button on a form that is clicked when the user presses the Esc key. This allows the user to quickly cancel an operation or close a dialog box.

Based on this information, we can conclude that the CancelButton property belongs to the Form object. Therefore, the correct answer is:

The Answer is: B (Form)

A click event procedure stud for the label control can be created by:

  1. selecting the object and event from the code editor window’s drop-down boxes.

  2. typing the code in the code editor window.

  3. by double clicking the control.

  4. Both a and b.

  5. All of the above.


Correct Option: E
Explanation:

In Visual Basic, a click event procedure for a label control can be created by any of the following methods:

A. Selecting the object and event from the code editor window's drop-down boxes. B. Typing the code in the code editor window. C. Double-clicking the control.

Therefore, the correct answer is E, all of the above.

  1. the system.

  2. a user’s action.

  3. the program itself.

  4. Both a and b.

  5. All of the above.


Correct Option: E

Which is not a common control event?

  1. Click

  2. SingleClick

  3. DoubleClick

  4. MouseMove

  5. MouseDown


Correct Option: B

AI Explanation

To answer this question, you need to understand common control events in the context of user interfaces. Let's go through each option to understand why it is correct or incorrect:

Option A) Click - This option is a common control event. It is triggered when a user clicks on a control, such as a button or a link.

Option B) SingleClick - This option is incorrect because it is not a common control event. There is no specific control event called "SingleClick" in most user interface frameworks or libraries.

Option C) DoubleClick - This option is a common control event. It is triggered when a user rapidly clicks twice on a control.

Option D) MouseMove - This option is a common control event. It is triggered when a user moves the mouse pointer over a control.

Option E) MouseDown - This option is a common control event. It is triggered when a user presses and holds the mouse button on a control.

The correct answer is B) SingleClick. This option is incorrect because it is not a common control event.

The Tick event is found only in which object?

  1. Form

  2. Button

  3. TextBox

  4. Label

  5. Timer


Correct Option: E

The Activated event is found only in which object?

  1. Form

  2. Button

  3. TextBox

  4. Label

  5. Timer


Correct Option: E

The Rnd statement will generate a(n):

  1. decimal value between 0.01 and 1.00.

  2. integer value between 0.01 and 1.00.

  3. decimal value between 0.0 and 1.0.

  4. integer value between 0.0 and 1.0.

  5. decimal value between 0.0 and up to 1.0, but not including 1.0.


Correct Option: E
Explanation:

To solve this question, the user needs to understand the purpose and behavior of the Rnd statement in programming.

The Rnd statement is used to generate random numbers in programming. It returns a floating-point value between 0 and 1, with 0 being inclusive and 1 being exclusive. This means that the generated random number can be any decimal value between 0.0 and up to, but not including, 1.0.

Now, let's go through each option and explain why it is right or wrong:

A. decimal value between 0.01 and 1.00: This option is incorrect because the Rnd statement does not generate values between 0.01 and 1.00. It generates values between 0.0 and up to, but not including, 1.0.

B. integer value between 0.01 and 1.00: This option is incorrect because the Rnd statement does not generate integer values. It generates floating-point values between 0.0 and up to, but not including, 1.0.

C. decimal value between 0.0 and 1.0: This option is incorrect because the Rnd statement generates values up to, but not including, 1.0. The range is from 0.0 to less than 1.0.

D. integer value between 0.0 and 1.0: This option is incorrect because the Rnd statement does not generate integer values. It generates floating-point values between 0.0 and up to, but not including, 1.0.

E. decimal value between 0.0 and up to 1.0, but not including 1.0: This option is correct. The Rnd statement generates decimal values between 0.0 and up to, but not including, 1.0.

The Answer is: E

The analysis phase of software development involves:

  1. collecting the requirements about what the program will accomplish.

  2. creating a detailed plan on how the program will accomplish the requirements.

  3. writing the software with a program such as VB.NET.

  4. Both a and b.

  5. All of the above.


Correct Option: A

AI Explanation

To answer this question, you need to understand the analysis phase of software development.

Option A) Collecting the requirements about what the program will accomplish - This option is correct because the analysis phase involves gathering and understanding the requirements of the software. This includes identifying the goals, objectives, and functionality that the software should have.

Option B) Creating a detailed plan on how the program will accomplish the requirements - This option is incorrect because the creation of a detailed plan is part of the design phase, not the analysis phase. In the analysis phase, the focus is on understanding the requirements, not on planning the implementation.

Option C) Writing the software with a program such as VB.NET - This option is incorrect because the analysis phase does not involve writing the software. Writing the software occurs during the implementation phase, which comes after the analysis and design phases.

Option D) Both a and b - This option is incorrect because option B is incorrect. The analysis phase only involves collecting the requirements, not creating a detailed plan.

Option E) All of the above - This option is incorrect because option C is incorrect. Writing the software is not part of the analysis phase.

The correct answer is A) collecting the requirements about what the program will accomplish. This option is correct because the analysis phase of software development primarily focuses on understanding and documenting the requirements of the software.

Which phase of project development typically costs the most?

  1. Analysis

  2. Design

  3. Implementation

  4. Maintenance

  5. Documentation


Correct Option: D
Explanation:

Explanation: To answer this question, we need to understand the phases of project development and the associated costs.

The typical phases of project development are Analysis, Design, Implementation, Maintenance, and Documentation.

  • Analysis: This phase involves identifying the problem, gathering requirements, and analyzing the feasibility of the project. This phase usually incurs moderate costs, as it involves a lot of research and data gathering.

  • Design: This phase involves designing the system architecture, developing the user interface, and creating detailed specifications. This phase typically incurs moderate costs, as it involves a lot of planning and design work.

  • Implementation: This phase involves coding, testing, and integrating the system components. This phase typically incurs high costs, as it involves a lot of coding and testing work.

  • Maintenance: This phase involves ongoing support, bug fixing, and system updates. This phase typically incurs high costs, as it involves ongoing maintenance and support work.

  • Documentation: This phase involves creating user manuals, system documentation, and training materials. This phase typically incurs low costs, as it involves documentation work.

Therefore, the correct answer is D) Maintenance. This phase typically costs the most, as it involves ongoing maintenance and support work.

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