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Q31. You are developing a web application that can function when users are not connected to the Internet. 

You need to check the Internet connectivity status of a user's browser. 

Which method should you use? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: A 

Q32. You create an application that sends information to a web service by using the following code: (Line numbers are included for reference only.) 

When the web service returns a non-zero result code, you must raise an exception that contains the result code. 

You need to implement the code that generates the exception. 

Which line of code should you insert at line 04? 

A. CustomError .prototype = Error.prototype; 

B. CustomError ["ErrorType"] = Error; 

C. CustomError.customError = true; 

D. Error-constructor = CustomError; 

Answer: A 

Q33. You are creating a JavaScript object that represents an employee. 

You need to extend the Employee object by adding the GetPayroll() method. 

You need to ensure that all future instances of the Employee object implement the GetPayroll() method. 

Which code segment should you use? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: D 

Q34. You are troubleshooting a web page that includes the following code. (Line numbers are included for reference only.) 

What is displayed in the alert from line 11? 

A. Div 

B. Function 

C. Button 

D. Document 

Answer: C 

Q35. You troubleshoot a webpage that contains the following HTML element: 

<canvas id= "clickCanvas" width-"300"> height= "300">Your browser does not support the HTML5 canvas.</canvas> 

The following JavaScript code is included in a script tag in the HEAD section of the webpage: (Line numbers are included for reference only.) 

You need to invoke the clickReporter() JavaScript function when a user clicks the mouse on the canvas HTML element. 

What should you do? 

A. Add the following attribute to the canvas HTML element: clicked= "clickReporter()" 

B. Replace the code segment at line 06 with the following code segment: drawBox.Click += clickReporter; 

C. Insert the following code segment at line 07: canvas.onclick = clickReporter; 

D. Insert the following code segment at line 07: canvas, click = clickReporter; 

Answer: B 

Q36. You develop an HTML5 webpage that contains the following HTML markup: 

You have the following requirements: 

. Retrieve the content for any OPTION elements when the value of the selected attribute equals selected. . Add the content to a comma separated string. 

You need to retrieve the required data. 

Which two code segments should you add to the webpage? (Each correct answer presents a complete solution. Choose two.) 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

E. Option E 

Answer: BD

Q37. You develop an HTML5 webpage that contains the following HTML markup: 

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

Users must enter a valid integer value into the text box. 

You need to validate the data type that is received from the input element. 

Which two code segments should you include on the webpage? (Each correct answer presents a complete solution. Choose two.) 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

E. Option E 

Answer: AB

Q38. You develop a webpage by using HTML5. You create the following markup: 

<input type "url" name= "website" required="required" /> 

You need to ensure that the value that the user enters contains a secure URL. 

What should you do? 

A. Add the following attribute to the input tag: value="https://v 

B. Add the following attribute to the input tag: pattern="https://.+" 

C. Add the following attribute to the input tag: value="ssl" 

D. Add the following attribute to the input tag: itemtype="https" 

Answer: B

Q39. You are modifying a blog site to improve search engine readability. 

You need to group relevant page content together to maximize search engine readability. 

Which tag should you use? 

A. <article> 

B. <span> 

C. <tbody> 

D. <cd> 

Answer: A 

Q40. You are developing a web form that includes the following HTML. 

<input id="txtValue" type="text" /> 

You need to ensure that a value is entered into txtValue before the form is submitted. 

Which code segment should you use? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: A