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【多选题】
(Multiple-choice question) Which of the following statements about html5 are correct? ( )
A.
Browser storage is added to HTML5 standard.
B.
HTML5 is supported by IE8 and above (including IE8).
C.
HTML5 is still in perfection.
D.
HTML5 will replace Flash in mobile devices.
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举一反三
【多选题】(Multiple-choice question) What attributes are added to input attributes in html5?()
A.
list
B.
width
C.
required
D.
type
【单选题】Which of the following tags is added in HTML5? ( )
A.
<s>
B.
<samp>
C.
<aside>
D.
<isindex>This is a searchable index. Enter search keywords:
【多选题】Which form attributes have been added to html5? ( )
A.
autocomplete
B.
action
C.
novalidate
D.
name
【单选题】The correct element for playing html5 video files is ( ).
A.
<param>
B.
<source>
C.
<audio>
D.
<video>
【单选题】The function of src attribute in audio element is ( ).
A.
providing play, pause and volume control.
B.
controlling whether to play cyclically or not.
C.
specifying the audio file path to play.
D.
inserting a paragraph of replacement text.
【多选题】(Multiple-choice question) Which of the following statements about video tag are correct? ( )
A.
If autoplay is enabled, we can set the player to be in muted state. In this way, autoplay will be muted to prevent users from getting bored.
B.
The img tag is used in video tag to show the video cover.
C.
The loop attribute can make the media file play cyclically.
D.
Multiple source elements can be added, and the browser will choose to play the first file it supports.
【单选题】Which of the following is true about html5?( )
A.
HTML5 is an upgraded version of the original HTML.
B.
HTML5 does not require DTD.
C.
Without <! DOCTYPE html>, HTML5 can also work normally.
D.
The <output> is a new tag for html5.
【单选题】Which of the following statements about the attributes ofvideo tag is incorrect ? ( )
A.
The controls attributeis used to provide play, pause and volume controls.
B.
The loop attribute controls whether to play video file cyclically or not.
C.
The poster attribute indicates the image displayed by the video when it does not start playing.
D.
We can introduce the video source file with url attribute.
【单选题】Which of the following methods is not canvas method? ( )
A.
getContext()
B.
fill()
C.
controller()
D.
stroke()
【单选题】Which of the following statements about canvas is incorrect? ( )
A.
Canvas element in html5 is used to draw graphics, which is usually done by js.
B.
The canvas element is just a graphics container, and you must use scripts to draw graphics.
C.
You can draw paths, boxes, circles, characters and add images for the canvas element.
D.
You can change the graphics at any time after drawing it.