Q
What does the onload event handler ensure in HTML5 canvas?

Answer & Solution

Answer: Option B
Solution:
The onload event handler ensures that the image is fully loaded before drawing it on the canvas.
Related Questions on Average

How do you display an entire image on the canvas using drawImage?

A). drawImage(img, 0, 0)

B). drawImage(img, 100, 100)

C). drawImage(img, 0, 0, img.width, img.height)

D). drawImage(img, img.width, img.height)

What does the height attribute of an image element specify in HTML?

A). Height of the image

B). Source of the image

C). Type of the image

D). Width of the image

What event is used to ensure an image is fully loaded before drawing it on the canvas?

A). onload

B). onready

C). onloaded

D). onimage

Which method is used to load an image in HTML5 canvas?

A). loadImage()

B). createImage()

C). Image()

D). new Image()

Which parameter of the drawImage method specifies the image source?

A). img

B). src

C). imageSource

D). source

What is the purpose of the new Image() method in HTML5 canvas?

A). To create a new canvas

B). To create a new image

C). To create a new context

D). To create a new element

How do you draw an image at coordinates (200, 200) on the canvas with dimensions 300x200 pixels using drawImage?

A). drawImage(img, 200, 200, 300, 200)

B). drawImage(img, 0, 0, 300, 200)

C). drawImage(img, 0, 0, img.width / 2, img.height / 2)

D). drawImage(img, 100, 100, 300, 200)

What is the purpose of the drawImage method in HTML5 canvas?

A). To load images

B). To draw shapes

C). To display images

D). To animate images

What does the src attribute of an image element specify in HTML?

A). Source of the image

B). Size of the image

C). Type of the image

D). Width of the image

Which parameter of the drawImage method specifies the target position on the canvas?

A). x, y

B). tx, ty

C). position

D). targetPosition