CIW CIW Certifications 1D0-635 Questions & Answers

• Question 11:

  Which of the following will correctly declare the EmployeeID variable as a string data type?

  A. string EmployeeID = 123;

  B. string EmployeeID = "123";

  C. var EmployeeID = 123;

  D. var EmployeeID = "123";

  Correct Answer: D

• Question 12:

  Which of the following will correctly modify the value of an X/HTML element's attribute within the DOM?

  A. getAttribute(NewValue, AttributeName)

  B. getAttribute(AttributeName, NewValue)

  C. setAttribute(NewValue, AttributeName)

  D. setAttribute(AttributeName, NewValue)

  Correct Answer: D

• Question 13:

  Which of the following is a reason why a developer would use a JavaScript library?

  A. JavaScript libraries ensure quality code that does not harbor security risks.

  B. JavaScript libraries require a shorter learning curve than JavaScript.

  C. JavaScript libraries are subsets of Java and thus provide more powerful code.

  D. JavaScript libraries provide platform-independent code that will behave identically in any browser.

  Correct Answer: B

• Question 14:

  Consider the following code:

  

  What needs to be changed to allow this script to run without error?

  A. Change the substring method call to substr

  B. Change the substring method call to substr()

  C. Change the characterAt method call to charAt

  D. Change the characterAt method call to characterat

  Correct Answer: C

• Question 15:

  Which example correctly implements inline scripting with JavaScript?

  A.

  B.

  C.

  D.

  Correct Answer: C

• Question 16:

  Consider the following code:

  var myString= "Hello World";

  alert(myString.length);

  What is the output when you run this script in the browser?

  A. An alert box displaying the following: "Hello World", 11

  B. An alert box displaying the following: myString, 11

  C. An alert box displaying the following: Hello World

  D. An alert box displaying the following: 11

  Correct Answer: D

• Question 17:

  What is the purpose of the prototype property in JavaScript?

  A. It is used to add properties or methods to a JavaScript object.

  B. It returns a list of properties and methods of a JavaScript object.

  C. It enables developers to create JavaScript code from a specially formatted prototype flowchart document.

  D. It is used to create usage examples of custom objects because its output is not evaluated by the JavaScript interpreter.

  Correct Answer: A

• Question 18:

  Which of the following is a practice associated with the security risk known as cross-site scripting (XSS)?

  A. Inserting JavaScript code in a URL query string to perform an unintended or malicious action

  B. Using a look-alike site to impersonate a trusted site so the user will enter sensitive information

  C. Using a certificate authority validation to persuade users to accept a specialized script that can override certain security restrictions in thebrowser

  D. Launching a JavaScript statement that has no conditions for ending, thus requiring the user to close the browser in order to end the script

  Correct Answer: A

• Question 19:

  Consider the following statement:

  for (X; Y; Z)

  What does Z represent in this code?

  A. The counter variable

  B. The loop counter update expression

  C. The condition under which the loop will execute

  D. The highest value that the counter variable may reach

  Correct Answer: B

• Question 20:

  Consider the following code:

  

  What is the expected result when you run this script in the browser?

  A. A window alert box will display Hello.

  B. A window alert box will display Goodbye.

  C. No window alert box will appear because there is an error in the code.

  D. A window alert box will display Hello then a second alert box will display Goodbye.

  Correct Answer: C