Structural Design Patterns in Modern C++ - Shapes Hierarchy and Implementing the Line Class

Interactive Video
•
Computers
•
9th - 10th Grade
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the classes in the shape hierarchy?
To represent the Shape abstraction
To manage user input events
To implement various rendering techniques
To represent different types of windows
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the Window class used in the Line class?
To handle user input
To simplify the process of window creation
To manage file operations
To perform mathematical calculations
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of calling methods in a specific order in the Window class?
It optimizes memory usage
It ensures the window is displayed correctly
It enhances the speed of rendering
It allows for user customization
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What attributes are needed in the Line class to represent a line?
Start and end points
Width and height
Angle and length
Color and thickness
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the main function demonstrate the use of the Line class?
By creating a circle
By displaying a message box
By rendering a rectangle
By drawing a line on the screen
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the next step after implementing the Line class, as mentioned in the video?
Creating separate classes for other shapes
Implementing a new rendering engine
Adding support for 3D shapes
Optimizing the existing code
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will the new shape classes inherit from?
The GDI rendering class
The Window class
The Line class
A common base class called Shape
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