To draw on the canvas, authors must first obtain a reference to a context using the ______________ method of the canvas interface element.
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The ___________ method must add the scaling transformation described by the arguments to the transformation matrix.
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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?
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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.
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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.
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The ____________ method must fill all the subpaths of the current path, using fillStyle, and using the non-zero winding number rule.
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Which of the following methods must empty the list of subpaths so that the context once again has zero subpaths?
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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.
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Which of the following is not a type of attribute for input tag?
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The new __________ element is supposed to represent some form of extra details, such as a tooltip or revealed region that may be shown to a user.
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The __________ element may contain not just links but also other interactive items, including the newly introduced command element.
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The __________ attribute effectively renders the iframe as an inline include, which allows the parent document’s CSS to affect the contents of the iframe
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Which of the following allows the sandboxed iframe to run scripts from the same domain?
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__________ allows the iframe to pull in content from elsewhere in the same domain.
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All elements are identified by their __________ and are marked up using either start tags and end tags or self-closing tags
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The __________ element represents a span of text that is isolated from its surroundings for the purposes of bidirectional text formatting
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The interactive element audio with the attribute controls must not appear as a descendant of which element?
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A ____________ element must have a start tag but must not have an end tag.
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Which type attribute of input element sets the element’s value to a string representing a number?
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Which of the following type attributes of input element defines control for entering a telephone number?
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