070-480 試験問題を無料オンラインアクセス

You are developing an HTML5 web application that displays stock information.
The application loads information from a web service by using AJAX.
The following code defines a Stock object and loads stock data.

You need to implement the loadStock function.
Which code segment should you use?

• A.Option D
• B.Option C
• C.Option B
• D.Option A

You are developing a web page that will be accessed from various types of devices.
You have the following requirements:
* The appropriate display resolution must be selected dynamically based on the device connecting to the page.
* Mobile devices with a maximum width of 480 pixels must be able to use the page.
You need to ensure that the page displays correctly on any device.
How should you build the code? (To answer, select the appropriate options from the drop-down lists in the answer area.)

正解：

Explanation

* The @media rule is used to define different style rules for different media types/devices.
CSS Syntax
@media not|only mediatype and (media feature) {
CSS-Code;
}
* Media type: Screen
Used for computer screens.
Incorrect:
Not size: there is no media type size.
Reference: CSS3 @media Rule; CSS Media Types

You develop an HTML5 application. You give users a numeric access code that can be used only one time.
Users must enter the numeric access code in the login form of the application. The numeric characters must be hidden by a masking character.
You need to implement the form element for users to enter the code.
Which HTML element should you use?

• A.<input type="password" required autocomplete="off">
• B.<input type="input" autocomplete="off" required />
• C.<input type="button" value="password" required />
• D.<input type="password" stytem" visiblity:hidden;" required />

You are creating a JavaScript function that displays the name of a web application.
You declare the following button element.
<input type="button" id= "About" value="About" />
When a user clicks the button, a JavaScript function named About must be called.
You need to create an event handler that calls the About function when the button is clicked.
Which two code segments can you use? (Each correct answer presents a complete solution. Choose two.)

• A.Option D
• B.Option C
• C.Option B
• D.Option A

You are developing an HTML5 web application and are styling text.
You need to use the text-transform CSS property.
Which value is valid for the text-transform property?

• A.Lowercase
• B.Blink
• C.Line-through
• D.20px