WGU C777 Proficiency Test for Responsive Web Design and
Accessibility | Certified Answers 2025/2026
A Web designer who assigns percentage values to elements using the HTML structural
elements is using what page-layout method? - correct answer Liquid
Ahmed is creating an intranet site for his company that may be viewed using several
different browsers. What can he do to help ensure that his Web pages render
appropriately, regardless of the browser used to render them? - correct answer Follow
W3C standards carefully.
In Cascading Style Sheets (CSS), what is a rule? - correct answer A format instruction
that consists of a specified selector and the properties and values applied to it
The HTML5 datetime input type allows the user to: - correct answer choose a date and
time with a GMT time zone.
Which JavaScript event occurs when the mouse pointer leaves from a link, image or
other visible element on the page? - correct answer mouseout
Which JavaScript object can be affected by the onchange event handler? - correct
answer select
What is the term for a relatively small application developed exclusively for mobile
devices? - correct answer App
Consider the following code:
var emeraldGreen = true;
What variable data type does this snippet of code represent? - correct answer Boolean
,Kate has created a complex script that she wants to attach to multiple HTML files, but
she also wants to add a simple script to only certain sections of one page. What must
she do to apply both scripts? - correct answer She must use separate <script>
elements to call the external script file and to embed a separate script.
What CSS3 property can be used to create rounded corners on an image or other
element? - correct answer border-radius
You are creating a Web form that will use JavaScript to calculate mortgage payments.
What HTML5 element should you use to display the results of the calculation? - correct
answer <output>
What selector could you use to select every <a> element whose href attribute value
begins with mailto:? - correct answer a[href^="mailto:" ]
What makes a scripting language, such as JavaScript, different from a full programming
language, such as C, C++ and Java? - correct answer Scripting languages are
generally interpreted without the explicit compilation step that full programming
languages need to run.
Your Web development team is using Responsive Web Design (RWD) techniques to
develop the company's new site. You are directed to ensure that all images are fluid.
How can you do this? - correct answer Verify that each image file's size is specified
using percentage values instead of pixel values.
Which version of Cascading Style Sheets uses a modularized approach that enables
timelier updates to the standard? - correct answer CCS3
What describes a syntax error? - correct answer Forgetting to close the curly braces
that designate a block of code for execution
JavaScript follows mathematical precedence, which means that: - correct answer
parenthetical expressions take precedence over multiplication.
, Which HTML5 attribute can help users input valid form data in the <textarea> element
by providing the user with a hint identifying the expected input in the field? - correct
answer The placeholder attribute
What is the purpose of the CSS3 @font-face rule? - correct answer To enable
developers to specify custom fonts for Web page elements
HTML5 includes additions that are intended to help users enter information into forms
when using touchscreen keyboards and small mobile device screens. Form fields
should also be clearly defined so users know exactly what input is expected. These
improvements should increase form completion rates. Which HTML5 additions are new
or expanded fields that describe their content to developers as well as to browsers? -
correct answer Semantic input types
What two keys are created by the HTML5 <keygen> element? - correct answer A
private key and a public key
How can you override a particular style in an HTML element if the HTML document is
linked to a style sheet? - correct answer By applying an inline CSS style attribute to the
element whose style you want to override
Ezra wants to use an image to completely cover the background in a Web page. He
wants to fill the entire background while maintaining the aspect ratio of the image.
Which value should he assign to the CSS3 background-size property? - correct
answer cover
You are embedding a video in your HTML5 page and want to incorporate the Play,
Pause, Rewind and Volume video controls. Which attribute is needed to accomplish
this? - correct answer controls="controls"
To send the browser back one page in the user's browsing history using the HTML5
History API, you should use which method? - correct answer history.back()
Accessibility | Certified Answers 2025/2026
A Web designer who assigns percentage values to elements using the HTML structural
elements is using what page-layout method? - correct answer Liquid
Ahmed is creating an intranet site for his company that may be viewed using several
different browsers. What can he do to help ensure that his Web pages render
appropriately, regardless of the browser used to render them? - correct answer Follow
W3C standards carefully.
In Cascading Style Sheets (CSS), what is a rule? - correct answer A format instruction
that consists of a specified selector and the properties and values applied to it
The HTML5 datetime input type allows the user to: - correct answer choose a date and
time with a GMT time zone.
Which JavaScript event occurs when the mouse pointer leaves from a link, image or
other visible element on the page? - correct answer mouseout
Which JavaScript object can be affected by the onchange event handler? - correct
answer select
What is the term for a relatively small application developed exclusively for mobile
devices? - correct answer App
Consider the following code:
var emeraldGreen = true;
What variable data type does this snippet of code represent? - correct answer Boolean
,Kate has created a complex script that she wants to attach to multiple HTML files, but
she also wants to add a simple script to only certain sections of one page. What must
she do to apply both scripts? - correct answer She must use separate <script>
elements to call the external script file and to embed a separate script.
What CSS3 property can be used to create rounded corners on an image or other
element? - correct answer border-radius
You are creating a Web form that will use JavaScript to calculate mortgage payments.
What HTML5 element should you use to display the results of the calculation? - correct
answer <output>
What selector could you use to select every <a> element whose href attribute value
begins with mailto:? - correct answer a[href^="mailto:" ]
What makes a scripting language, such as JavaScript, different from a full programming
language, such as C, C++ and Java? - correct answer Scripting languages are
generally interpreted without the explicit compilation step that full programming
languages need to run.
Your Web development team is using Responsive Web Design (RWD) techniques to
develop the company's new site. You are directed to ensure that all images are fluid.
How can you do this? - correct answer Verify that each image file's size is specified
using percentage values instead of pixel values.
Which version of Cascading Style Sheets uses a modularized approach that enables
timelier updates to the standard? - correct answer CCS3
What describes a syntax error? - correct answer Forgetting to close the curly braces
that designate a block of code for execution
JavaScript follows mathematical precedence, which means that: - correct answer
parenthetical expressions take precedence over multiplication.
, Which HTML5 attribute can help users input valid form data in the <textarea> element
by providing the user with a hint identifying the expected input in the field? - correct
answer The placeholder attribute
What is the purpose of the CSS3 @font-face rule? - correct answer To enable
developers to specify custom fonts for Web page elements
HTML5 includes additions that are intended to help users enter information into forms
when using touchscreen keyboards and small mobile device screens. Form fields
should also be clearly defined so users know exactly what input is expected. These
improvements should increase form completion rates. Which HTML5 additions are new
or expanded fields that describe their content to developers as well as to browsers? -
correct answer Semantic input types
What two keys are created by the HTML5 <keygen> element? - correct answer A
private key and a public key
How can you override a particular style in an HTML element if the HTML document is
linked to a style sheet? - correct answer By applying an inline CSS style attribute to the
element whose style you want to override
Ezra wants to use an image to completely cover the background in a Web page. He
wants to fill the entire background while maintaining the aspect ratio of the image.
Which value should he assign to the CSS3 background-size property? - correct
answer cover
You are embedding a video in your HTML5 page and want to incorporate the Play,
Pause, Rewind and Volume video controls. Which attribute is needed to accomplish
this? - correct answer controls="controls"
To send the browser back one page in the user's browsing history using the HTML5
History API, you should use which method? - correct answer history.back()
