C777 Web Development Applications
Post-Assessment
Which of the following statements about HTML5 is true? Ans- HTML5 does not require third-party plugins for video and audio content
What is the purpose of using the <output> element in a Web form? Ans- It displays the result of a
calcula...
C777 Web Development Applications
Post-Assessment
Which of the following statements about HTML5 is true? Ans- HTML5 does not require third-party plug-
ins for video and audio content
What is the purpose of using the <output> element in a Web form? Ans- It displays the result of a
calculation in the form
Why are syntax errors so common when writing JavaScript code? Ans- Because JavaScript is case-specific
What CSS3 property can be used to create rounded corners on an image or other element? Ans- border-
radius
What type of JavaScript expression evaluates to true or false? Ans- Logical
Which statement is true about JavaScript? Ans- JavaScript is widely used for client-side and server-side
scripts
You have created a Web page using the HTML5 <nav> structural element to define a navigation area.
Consider the following external style sheet code:
nav {
float:left;
width:165px;
background:#d8d8d8 url(background.gif) top right;
height:662px;
}
Where on the page will the image (background.gif) appear? Ans- At the top right of the nav section
, 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? Ans-
She must use separate <script> elements to call the external script file and to embed a separate script
Vivi is creating a Web page that will allow her employees to upload their timesheets to the company
intranet. What HTML5 API can she use to restrict uploads to a specific file type? Ans- The File API
Which method of form input validation is sometimes referred to as "pogo-sticking" and may lead to
users becoming frustrated or impatient with the form? Ans- Requiring users to click Submit before
validation occurs
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? Ans- The placeholder attribute
Consider the following code:
<script>
var v1 = "Blue";
function f ()
{
v1 = "Green";
alert (v1);
}
f();
alert (v1);
</script>
What is the expected result when this script is run in the browser? Ans- Two alert boxes, both displaying
the message Green
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