Upwork HTML 5 Skill Test Questions
Question: 01
Which media event is triggered when there is an error in fetching media data in HTML 5.0?
a. onstalled
b. onwaiting
c. onsuspend
d. oninvalid
Question: 02
Which of the following video file formats are currently supported by the <video> element of HTML 5.0?
a. CCTV
b. MPEG 4
c. Ogg
d. 3GPP
Question: 03
Which of the following is NOT a valid value for the <iframe> sandbox attribute in HTML 5.0?
a. url
b. allow-scripts
c. allow-same-origin
d. allow-forms
Question: 04
Which of the following is an INVALID value for the type attribute of command tag?
a. checkbox
b. radio
c. command
d. text
Question: 05
What is the function of the history traversal task source in HTML 5.0?
a. It is used for features that react to user interaction, for example, keyboard or mouse input.
b. It is used for features that react to DOM manipulations, for example, the things that happen asynchronously when an element is inserted in the document.
c. It is used to queue calls to history.back() and similar APIs.
d. All of the above.
Question: 06
What will be the result if you use the following code to your HTML 5.0 document?
<p>I use <del>MAC</del> <ins>Microsoft</ins>!</p>
a. I use MAC Microsoft!
b. I use MAC Microsoft!
c. I use MAC Microsoft!
d. I use MAC Microsoft!
Question: 07
You want to create a link for your website allowing users to email the webmaster. How will you implement this if the webmaster's email address is webmaster@xcompany.com?
a. <a href="mailto:webmaster@xcompany.com">webmaster</a>
b. <a href="webmaster@xcompany.com">webmaster</a>
c. <a http="mail:webmaster@xcompany.com">webmaster</a>
d. <mail http="send:webmaster@xcompany.com">webmaster</mail>
Question: 08
In HTML 5.0, how will the script be executed if you use the script element shown below?
<script src="script.js" type="text/javascript" defer="defer"></script>
a. The script is fetched and executed immediately, before the user agent continues parsing the page.
b. The script will be executed when the page has finished parsing.
c. The script will be executed asynchronously, as soon as it is available.
Question: 09
What is the output when you use the HTML 5.0 code snippet shown below?
<body onload="alert(this)">
a. It will alert saying "[object HTMLBodyElement]" when the document is loaded.
b. It will alert saying "[object Window]" when the document is loaded.
c. It will alert saying "[this]" when the document is loaded.
d. The alert message is not properly defined in the body element and an error will be generated when the document is loaded.
Question: 10
A computer programming book has to go online. Which of the following tags is ideal for displaying the program snippets?
a. <emp>
b. <code>
c. <dfn>
d. <cite>
Question: 11
How will you bind the datalist option (shown below) with an <input> element, whose type attribute is set to url, to get the result shown in the image?
This question is based upon the figure shown below:
a. User should define an accept attribute to the input element whose type is url.
b. User should define multiple attribute to the input element whose type is url.
c. User should define a list attribute to the input element whose type is url.
d. User should define a placeholder attribute to the input element whose type is url.
Question: 12
Which of the following are valid HTML 5.0 elements?
a. <canvas>
b. <summary>
c. <aside>
d. <video>
Question: 13
How does a button created by the <button> tag differ from the one created by an <input> tag?
a. An input tag button can be a reset button too.
b. A button tag button can be a reset button too.
c. An input tag button can include images as well.
d. A button tag can include images as well.
Question: 14
Which of the following attributes comes in handy when borders have to be put between groups of columns instead of every column?
a. col
b. colgroup
c. rowspan
d. row
Question: 15
Which of the following is correct with regard to the oncanplaythrough event fired by media resources in the HTML 5.0 document?
a. The script will run when the media has reached the end.
b. The script will run when the media is played to the end, without stopping for buffering.
c. The script will run when media data is loaded.
d. The script will run when the length of the media is changed.
Question: 16
What does the icon attribute of the HTML 5.0 command tag define?
<command icon="?">Click Me!</command>
a. It is used to define the url of an image to display as the command.
b. It is used to define the name of the radiogroup this command belongs to.
c. It is used to define if the command is checked or not.
d. It is used to define if the command is available or not.
Question: 17
While rendering your HTML 5.0 web page, which of the following <link> element files will get skipped by a compliant user agent if you include the link elements shown below in your document?
<link rel="stylesheet" href="A" type="text/plain">
<link rel="stylesheet" href="B" type="text/css">
a. A link element whose href is "B"
b. A link element whose href is "A"
c. None of the above
Question: 18
Which <body> tag event is fired when the user leaves the document?
a. onunload
b. onundo
c. onredo
d. onerror
Question: 19
How will you change the value of the cookies and items in the Storage objects of the localStorage attributes in HTML 5.0?
a. By invoking the window.dialogArguments() API method.
b. By invoking the window. navigator.yieldForStorageUpdates() API method.
c. By invoking the window.navigator.appName API method.
Question: 20
What is the role of the <dfn> element in HTML 5.0?
a. It is used to define important text.
b. It is used to define computer code text.
c. It is used to define sample computer code.
d. It is used to define a definition term
Question: 21
Which of the following is NOT a valid syntax for the <h1> element in HTML 5.0?
a. <h1 class="cheader"> This is header 1</h1>
b. <h1 align="center"> This is header 1</h1>
c. <h1 onClick="dothis('sc1')" >This is header </h1>
d. <h1 style="cursor:auto;">This is header </h1>
Question: 22
Which form event is fired on the click of a button using a button tag with its type attribute value equal to submit?
a. onload
b. onsubmit
c. onunload
d. onreset
Question: 23
How will you return a reference to the parent of the current window or subframe in an HTML 5.0 web application?
a. window.top
b. window.parent
c. window.frameElement
d. None of the above
Question: 24
In HTML 5.0, which of the following is NOT a valid value for the type attribute when used with the <command> tag shown below?
<command type="?">Click Me!</command>
a. button
b. command
c. checkbox
d. radio
Question: 25
What is the default background color for the canvas element in HTML 5.0?
a. Black
b. White
c. Transparent
d. Gray
Question: 26
Which of the following are valid mouse events in HTML 5.0?
a. ondblclick
b. ondragstart
c. ondragenter
d. onscroll
e. ondrop
Question: 27
Which of the following languages will you use to paint the graphics designed using the HTML 5.0 <canvas> tag?
a. VB script
b. JavaScript
c. PostScript
d. None of the above
Question: 28
Consider the following items of a <select> list:
<option value="89">Item 1</option>
<option value="90">Item 2</option>
Which of the following values would be passed on by clicking the submit button on selecting Item 2 from the list?
a. 89
b. 90
c. Item 1
d. Item 2
Question: 29
Which of the following would give a yellow background to the web page?
Note: The code used in the "correct" answer below was deprecated in HTML 4.01! Use styles instead for new code.
a. <body backcolor="Yellow">
b. <body background="Yellow">
c. <body bgcolor="Yellow">
d. <body color="Yellow">
Question: 30
What is the function of onobsolete, an application cache API method in HTML 5.0?
a. It reflows the HTML document using updated cached content.
b. It triggers an event when the cache content has been marked as obsolete.
c. It triggers an event when the cache content has been updated.
d. It updates the cache for the current document in the background.
Question: 31
Which of the following represents INVALID syntax for defining an attribute value in an HTML 5.0 document?
a. <input name ='be evil' />
b. <input name=be evil />
c. <input name = "be-evil" />
d. All of the above.
Question: 32
Consider the above code. What will be the impact upon the contents of the element if both the style sheets define the same class?
This question is based upon the figure shown below:
a. The contents of the element will be of red color and will inherit all the effects of style.css.
b. The contents of the element will be of blue color and will inherit all the effects of style1.css.
c. The contents of the element will be of white color and will inherit all the effects of style.css and style1.css.
d. None of the style effects will be applied to the contents of the element.
Question: 33
Which of the following is NOT a valid attribute for the <link> element in HTML 5.0?
a. hreflang
b. rel
c. http-equiv
d. media
Question: 34
Which of the following statements is correct if you allow the user to select only one radio button from a group of radio buttons?
a. The name of the input tag must be the same for all the radio buttons.
b. The value of the input tag must be the same for all the radio buttons.
c. The display text of the input tag must be the same for all the radio buttons.
d. All the radio buttons must be added to the same group using the <optgroup> tag.
Question: 35
Which of the following is an INVALID keyword value for http-equiv attribute when used with the <meta> element in HTML 5.0?
a. content-type
b. expires
c. set-cookie
d. keywords
e. refresh
f. author
Question: 36
Which of the following <iframe> attributes are NOT supported in HTML 5.0?
a. height
b. marginheight
c. sandbox
d. scrolling
Question: 37
In HTML 5.0, what is the function of the sandbox attribute when used with <iframe> as shown below?
<iframe src="aaa " sandbox=?></iframe>
a. It is used to define the restrictions to the frame content.
b. It is used to define the URL of the document that should appear in the iframe.
c. It is used to specify that an iframe should appear as if it is part of the document the iframe is in.
Question: 38
Which of the following is NOT a supported attribute of the <ol> element in HTML 5.0?
a. type
b. reversed
c. start
d. compact
Question: 39
When is the window onstorage event triggered in the HTML document?
a. It is triggered when the window is resized.
b. It is triggered when a document loads.
c. It is triggered when a document performs an undo function.
d. It is triggered when the window becomes visible.
Question: 40
Which of the following is NOT a valid attribute for the <video> element in HTML 5.0?
a. controls
b. autoplay
c. disabled
d. preload
Which media event is triggered when there is an error in fetching media data in HTML 5.0?
a. onstalled
b. onwaiting
c. onsuspend
d. oninvalid
Question: 02
Which of the following video file formats are currently supported by the <video> element of HTML 5.0?
a. CCTV
b. MPEG 4
c. Ogg
d. 3GPP
Question: 03
Which of the following is NOT a valid value for the <iframe> sandbox attribute in HTML 5.0?
a. url
b. allow-scripts
c. allow-same-origin
d. allow-forms
Question: 04
Which of the following is an INVALID value for the type attribute of command tag?
a. checkbox
b. radio
c. command
d. text
Question: 05
What is the function of the history traversal task source in HTML 5.0?
a. It is used for features that react to user interaction, for example, keyboard or mouse input.
b. It is used for features that react to DOM manipulations, for example, the things that happen asynchronously when an element is inserted in the document.
c. It is used to queue calls to history.back() and similar APIs.
d. All of the above.
Question: 06
What will be the result if you use the following code to your HTML 5.0 document?
<p>I use <del>MAC</del> <ins>Microsoft</ins>!</p>
a. I use MAC Microsoft!
b. I use MAC Microsoft!
c. I use MAC Microsoft!
d. I use MAC Microsoft!
Question: 07
You want to create a link for your website allowing users to email the webmaster. How will you implement this if the webmaster's email address is webmaster@xcompany.com?
a. <a href="mailto:webmaster@xcompany.com">webmaster</a>
b. <a href="webmaster@xcompany.com">webmaster</a>
c. <a http="mail:webmaster@xcompany.com">webmaster</a>
d. <mail http="send:webmaster@xcompany.com">webmaster</mail>
Question: 08
In HTML 5.0, how will the script be executed if you use the script element shown below?
<script src="script.js" type="text/javascript" defer="defer"></script>
a. The script is fetched and executed immediately, before the user agent continues parsing the page.
b. The script will be executed when the page has finished parsing.
c. The script will be executed asynchronously, as soon as it is available.
Question: 09
What is the output when you use the HTML 5.0 code snippet shown below?
<body onload="alert(this)">
a. It will alert saying "[object HTMLBodyElement]" when the document is loaded.
b. It will alert saying "[object Window]" when the document is loaded.
c. It will alert saying "[this]" when the document is loaded.
d. The alert message is not properly defined in the body element and an error will be generated when the document is loaded.
Question: 10
A computer programming book has to go online. Which of the following tags is ideal for displaying the program snippets?
a. <emp>
b. <code>
c. <dfn>
d. <cite>
Question: 11
How will you bind the datalist option (shown below) with an <input> element, whose type attribute is set to url, to get the result shown in the image?
This question is based upon the figure shown below:
a. User should define an accept attribute to the input element whose type is url.
b. User should define multiple attribute to the input element whose type is url.
c. User should define a list attribute to the input element whose type is url.
d. User should define a placeholder attribute to the input element whose type is url.
Question: 12
Which of the following are valid HTML 5.0 elements?
a. <canvas>
b. <summary>
c. <aside>
d. <video>
Question: 13
How does a button created by the <button> tag differ from the one created by an <input> tag?
a. An input tag button can be a reset button too.
b. A button tag button can be a reset button too.
c. An input tag button can include images as well.
d. A button tag can include images as well.
Question: 14
Which of the following attributes comes in handy when borders have to be put between groups of columns instead of every column?
a. col
b. colgroup
c. rowspan
d. row
Question: 15
Which of the following is correct with regard to the oncanplaythrough event fired by media resources in the HTML 5.0 document?
a. The script will run when the media has reached the end.
b. The script will run when the media is played to the end, without stopping for buffering.
c. The script will run when media data is loaded.
d. The script will run when the length of the media is changed.
Question: 16
What does the icon attribute of the HTML 5.0 command tag define?
<command icon="?">Click Me!</command>
a. It is used to define the url of an image to display as the command.
b. It is used to define the name of the radiogroup this command belongs to.
c. It is used to define if the command is checked or not.
d. It is used to define if the command is available or not.
Question: 17
While rendering your HTML 5.0 web page, which of the following <link> element files will get skipped by a compliant user agent if you include the link elements shown below in your document?
<link rel="stylesheet" href="A" type="text/plain">
<link rel="stylesheet" href="B" type="text/css">
a. A link element whose href is "B"
b. A link element whose href is "A"
c. None of the above
Question: 18
Which <body> tag event is fired when the user leaves the document?
a. onunload
b. onundo
c. onredo
d. onerror
Question: 19
How will you change the value of the cookies and items in the Storage objects of the localStorage attributes in HTML 5.0?
a. By invoking the window.dialogArguments() API method.
b. By invoking the window. navigator.yieldForStorageUpdates() API method.
c. By invoking the window.navigator.appName API method.
Question: 20
What is the role of the <dfn> element in HTML 5.0?
a. It is used to define important text.
b. It is used to define computer code text.
c. It is used to define sample computer code.
d. It is used to define a definition term
Question: 21
Which of the following is NOT a valid syntax for the <h1> element in HTML 5.0?
a. <h1 class="cheader"> This is header 1</h1>
b. <h1 align="center"> This is header 1</h1>
c. <h1 onClick="dothis('sc1')" >This is header </h1>
d. <h1 style="cursor:auto;">This is header </h1>
Question: 22
Which form event is fired on the click of a button using a button tag with its type attribute value equal to submit?
a. onload
b. onsubmit
c. onunload
d. onreset
Question: 23
How will you return a reference to the parent of the current window or subframe in an HTML 5.0 web application?
a. window.top
b. window.parent
c. window.frameElement
d. None of the above
Question: 24
In HTML 5.0, which of the following is NOT a valid value for the type attribute when used with the <command> tag shown below?
<command type="?">Click Me!</command>
a. button
b. command
c. checkbox
d. radio
Question: 25
What is the default background color for the canvas element in HTML 5.0?
a. Black
b. White
c. Transparent
d. Gray
Question: 26
Which of the following are valid mouse events in HTML 5.0?
a. ondblclick
b. ondragstart
c. ondragenter
d. onscroll
e. ondrop
Question: 27
Which of the following languages will you use to paint the graphics designed using the HTML 5.0 <canvas> tag?
a. VB script
b. JavaScript
c. PostScript
d. None of the above
Question: 28
Consider the following items of a <select> list:
<option value="89">Item 1</option>
<option value="90">Item 2</option>
Which of the following values would be passed on by clicking the submit button on selecting Item 2 from the list?
a. 89
b. 90
c. Item 1
d. Item 2
Question: 29
Which of the following would give a yellow background to the web page?
Note: The code used in the "correct" answer below was deprecated in HTML 4.01! Use styles instead for new code.
a. <body backcolor="Yellow">
b. <body background="Yellow">
c. <body bgcolor="Yellow">
d. <body color="Yellow">
Question: 30
What is the function of onobsolete, an application cache API method in HTML 5.0?
a. It reflows the HTML document using updated cached content.
b. It triggers an event when the cache content has been marked as obsolete.
c. It triggers an event when the cache content has been updated.
d. It updates the cache for the current document in the background.
Question: 31
Which of the following represents INVALID syntax for defining an attribute value in an HTML 5.0 document?
a. <input name ='be evil' />
b. <input name=be evil />
c. <input name = "be-evil" />
d. All of the above.
Question: 32
Consider the above code. What will be the impact upon the contents of the element if both the style sheets define the same class?
This question is based upon the figure shown below:
a. The contents of the element will be of red color and will inherit all the effects of style.css.
b. The contents of the element will be of blue color and will inherit all the effects of style1.css.
c. The contents of the element will be of white color and will inherit all the effects of style.css and style1.css.
d. None of the style effects will be applied to the contents of the element.
Question: 33
Which of the following is NOT a valid attribute for the <link> element in HTML 5.0?
a. hreflang
b. rel
c. http-equiv
d. media
Question: 34
Which of the following statements is correct if you allow the user to select only one radio button from a group of radio buttons?
a. The name of the input tag must be the same for all the radio buttons.
b. The value of the input tag must be the same for all the radio buttons.
c. The display text of the input tag must be the same for all the radio buttons.
d. All the radio buttons must be added to the same group using the <optgroup> tag.
Question: 35
Which of the following is an INVALID keyword value for http-equiv attribute when used with the <meta> element in HTML 5.0?
a. content-type
b. expires
c. set-cookie
d. keywords
e. refresh
f. author
Question: 36
Which of the following <iframe> attributes are NOT supported in HTML 5.0?
a. height
b. marginheight
c. sandbox
d. scrolling
Question: 37
In HTML 5.0, what is the function of the sandbox attribute when used with <iframe> as shown below?
<iframe src="aaa " sandbox=?></iframe>
a. It is used to define the restrictions to the frame content.
b. It is used to define the URL of the document that should appear in the iframe.
c. It is used to specify that an iframe should appear as if it is part of the document the iframe is in.
Question: 38
Which of the following is NOT a supported attribute of the <ol> element in HTML 5.0?
a. type
b. reversed
c. start
d. compact
Question: 39
When is the window onstorage event triggered in the HTML document?
a. It is triggered when the window is resized.
b. It is triggered when a document loads.
c. It is triggered when a document performs an undo function.
d. It is triggered when the window becomes visible.
Question: 40
Which of the following is NOT a valid attribute for the <video> element in HTML 5.0?
a. controls
b. autoplay
c. disabled
d. preload
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