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NO.1 You are developing a web page that enables customers to upload documents to a web server.

The

page includes an HTML5 PROGRESS element named progressBar that displays information about the

status of the upload. The page includes the following code. (Line numbers are included for reference

only.)

An event handler must be attached to the request object to update the PROGRESS element on the

page.

You need to ensure that the status of the upload is displayed in the progress bar. Which line of code

should you insert at line 03?

A. xhr.upload.onloadeddata =

B. xhr.upload.onplaying =

C. xhr.upload.onseeking =

D. xhr.upload.onprogress =

Answer:D

 

NO.2 You are developing a customer web form that includes the following HTML.

<input id="txtValue" type="text" />

A customer must enter a valid age in the text box prior to submitting the form.

You need to add validation to the control.

Which code segment should you use?

A. Option A

B. Option B

C. Option C

D. Option D

Answer:D

 

NO.3 You are developing a customer contact form that will be displayed on a page of a company's

website. The page collects information about the customer. If a customer enters a value before

submitting the form, it must be a valid email address. You need to ensure that the data validation

requirement is met. What should you use?

A. <input name="email" type="url"/>

B. <input name="email" type="text" required="required"/>

C. <input name="email" type="text"/>

D. <input name="email" type="email"/>

Answer:D

 

NO.4 You are developing a customer web form that includes the following HTML.

<input id."txtValue" /> A customer must enter a value in the text box prior to submitting the form.

You need

to add validation to the text box control. Which HTML should you use?

A. <input id="txtValue" type="text" required="required"/>

B. <input id="txtValue" type="text" pattern="[A-Za-z]{3}" />

C. <input id="txtValue" type="required" />

D. <input id="txtValue" type="required" autocomplete="on" />

Answer:A

 

NO.5 You are developing a customer web form that includes the following HTML.

<label id="txtValue"X/label> Information from the web form is submitted to a web service. The web

service

returns the following JSON object.

{ "Confirmation": "1234", "FirstName": "John"}

You need to display the Confirmation number from the JSON response in the txtValue label field.

Which JavaScript code segment should you use?

A. $("#txtValue").val = (JSONObject.Confirmation);

B. $("#txtValue").val(JSONObject.Confirmation);

C. $("#txtValue").text = (JSONObject.Confirmation);

D. $("#txtValue").text(JSONObject.Confirmation);

Answer:D