Assessment Already Graded A+ 100% PASS
that a "welcome" pop-up box appears to the user as soon as he or she launches the
site. Which JavaScript method should you use to display the message? - ANSWER>>The
alert() method
If the JavaScript operator + is used in an arithmetic expression, what is the result? -
ANSWER>>The expression treats + as an addition operator and sums the values
You are using the <video> element to embed a video in your HTML5 page. Which
attribute should you use if you want to identify an image to be displayed until the Play
button is clicked or while the video is downloading? - ANSWER>>The poster attribute
Which of the following statements about HTML5 is true? - ANSWER>>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? - ANSWER>>It
displays the result of a calculation in the form
Why are syntax errors so common when writing JavaScript code? -
ANSWER>>Because JavaScript is case-specific
What CSS3 property can be used to create rounded corners on an image or other
element? - ANSWER>>border-radius
What type of JavaScript expression evaluates to true or false? - ANSWER>>Logical
Which statement is true about JavaScript? - ANSWER>>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? - ANSWER>>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? - ANSWER>>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? - ANSWER>>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? -
ANSWER>>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? -
ANSWER>>The placeholder attribute