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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
Attempted 0/10 Correct 0 Score 0
  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.

  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)

  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.

In event-driven programming an event is generated by:

  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

AI Explanation

To answer this question, we need to understand the concept of event-driven programming. In event-driven programming, the flow of the program is determined by events that occur, such as user actions or system events.

Let's go through each option to understand why it is correct or incorrect:

Option A) The system - This option is correct because system events, such as a timer expiration or a hardware event, can generate events in event-driven programming.

Option B) A user's action - This option is correct because user actions, such as clicking a button or typing on a keyboard, can generate events in event-driven programming.

Option C) The program itself - This option is incorrect because the program itself does not generate events in event-driven programming. Events are typically generated externally by the system or user.

Option D) Both a and b - This option is correct because both the system and a user's action can generate events in event-driven programming.

Option E) All of the above - This option is correct because it includes both the system and a user's action, which are the two main sources of events in event-driven programming.

Therefore, the correct answer is option E) All of the above. This option is correct because events in event-driven programming can be generated by both the system and a user's action.

  1. Click

  2. SingleClick

  3. DoubleClick

  4. MouseMove

  5. MouseDown


Correct Option: B
  1. Form

  2. Button

  3. TextBox

  4. Label

  5. Timer


Correct Option: E
  1. Form

  2. Button

  3. TextBox

  4. Label

  5. Timer


Correct Option: E
  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.

  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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