Client-Side Graphics with Canvas MCQ

Test your knowledge with important Client-Side Graphics with Canvas MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Client-Side Graphics with Canvas MCQs on Bissoy. Bissoy App

• An API is an application programming interface consisting of methods and properties which allow the author to get or set data or execute commands to the user agent.
  ক

  True

  খ

  False
• Which of the following methods must empty the list of subpaths so that the context once again has zero subpaths?
  ক

  closePath()

  খ

  beginPath()

  গ

  moveTo(x, y)

  ঘ

  endPath()
• The ____________ method must fill all the subpaths of the current path, using fillStyle, and using the non-zero winding number rule.
  ক

  fill()

  খ

  stroke()

  গ

  clip()

  ঘ

  get()
• The ____________ method must create a new clipping region by calculating the intersection of the current clipping region and the area described by the current path, using the non-zero winding number rule.
  ক

  fill()

  খ

  stroke()

  গ

  clip()

  ঘ

  get()
• When the _____________ method is passed an animated image as its image argument, the user agent must use the poster frame of the animation, or, if there is no poster frame, the first frame of the animation.
  ক

  measureText()

  খ

  imageData()

  গ

  drawImage()

  ঘ

  setImage()
• Which method must clear the pixels in the specified rectangle that also intersects the current clipping region to a fully transparent black, erasing any previous image?
  ক

  strokeRect(x, y, w, h)

  খ

  clearRect(x, y, w, h)

  গ

  fillRect(x, y, w, h)

  ঘ

  removeRect(x,y,w,h)
• The ___________ method must add the scaling transformation described by the arguments to the transformation matrix.
  ক

  scale(x, y)

  খ

  translate(x, y)

  গ

  rotate(angle)

  ঘ

  skew(x,y)
• To draw on the canvas, authors must first obtain a reference to a context using the ______________ method of the canvas interface element.
  ক

  getImageData

  খ

  toDataURL

  গ

  getContext

  ঘ

  restore