Which rendering context is commonly used for 2D graphics in Canvas?
A). A. 3d
B). B. webgl
C). C. 2d
D). D. canvas
What is the purpose of the toDataURL method in Canvas?
A). A. To export Canvas data to a server
B). B. To convert Canvas content to an image URL
C). C. To resize the Canvas
D). D. To create a new Canvas
How can you draw a circle on a Canvas element using JavaScript?
A). A. Using drawCircle method
B). B. Using drawArc method
C). C. Circles cannot be drawn directly
D). D. Using arc method
What does the clearRect method do in Canvas?
A). A. Draws a rectangle with a clear color
B). B. Clears a specified rectangular area
C). C. Removes all elements from Canvas
D). D. Clears the entire Canvas
How do you set the dimensions of a Canvas element in HTML?
A). A. Using size attribute
B). B. Using dimensions attribute
C). C. Using width and height attributes
D). D. Using scale attribute
What happens if a browser does not support the <canvas> element?
A). A. The Canvas is displayed with default settings
B). B. An error is shown
C). C. The Canvas is rendered as an image
D). D. It falls back to alternative content
What is the purpose of the Canvas getContext method?
A). A. To set the Canvas context
B). B. To get the rendering context
C). C. To change the Canvas size
D). D. To clear the Canvas
Which property sets the fill color for drawing operations in Canvas?
A). A. fillStyle
B). B. strokeStyle
C). C. lineWidth
D). D. globalAlpha
Which method is used to apply transformations like rotation or scaling on Canvas drawings?
A). A. rotate
B). B. scale
C). C. transform
D). D. applyTransform
How can you access a Canvas element in JavaScript?
A). A. Using getElementById
B). B. Using getElementsByClassName
C). C. Using getElementsByTagName
D). D. All of the above