CIW 1D0-635 Online Practice Questions and Exam Preparation

CIW 1D0-635 Online Questions & Answers

• Question 1:

  Consider only the following code:

  

  Which of the following would properly supply the sum of the two numbers?

  A. return sum;
  B. mySum (num1+num2);
  C. return num1+num2;
  D. return sum(num1+num2);
  C. return num1+num2;

• Question 2:

  Consider the following code using a checkbox object:

  

  Which checkbox property was used by JavaScript?

  A. checked
  B. onclick()
  C. checkThis
  D. z-index
  A. checked

• Question 3:

  Which of the following demonstrate the correct syntax for the switch statement?

  A. var myName= "Paul"switch (myName){case "Peter"document.write("My name is Peter.") breakcase "Paul"document.write("My name is Paul.")break: (default);document.write("I do not have a name.")}
  B. var myName= "Paul"switch (myName){case "Peter"document.write("My name is Peter.") breakcase "Paul"document.write("My name is Paul.")break: (default);document.write("I do not have a name.")}
  C. var myName= "Paul"switch (myName){case (Peter)document.write("My name is Peter.") breakcase (Paul)document.write("My name is Paul.")break;case: (default);document.write("I do not have a name.")}
  D. var myName= "Paul"switch (myName){case (Peter)document.write("My name is Peter.") breakcase (Paul)document.write("My name is Paul.")break;case: (default);document.write("I do not have a name.")}
  A. var myName= "Paul"switch (myName){case "Peter"document.write("My name is Peter.") breakcase "Paul"document.write("My name is Paul.")break: (default);document.write("I do not have a name.")}

• Question 4:

  Which statement will return the name of the browser being used to view the script?

  A. navigator.appName
  B. navigator.platform
  C. navigator.userAgent
  D. navigator.appVersion
  A. navigator.appName

• Question 5:

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

• Question 6:

  Consider the following code:

  

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

  A. An alert box displaying the following: John, Paul, George, Ringo
  B. An alert box displaying the following: Ringo, John, Paul, George
  C. An alert box displaying the following: Ringo, Paul, George
  D. An alert box displaying the following: John, Ringo, George
  D. An alert box displaying the following: John, Ringo, George

• Question 7:

  You want to add a personalized interaction with your users when they enter your Web site. To do this, you can display a JavaScript prompt on the home page that asks the user to enter her name. When the user enters text and clicks the OK button, an alert dialog box will appear and display the text "Welcome, name" (where name is the text entered by the user). Which choice shows the correct JavaScript code for this action?

  A. alert("Welcome, " + prompt("What is your name?", ""));
  B. alert("Welcome, ") + prompt("What is your name?", "");
  C. prompt("What is your name?", "") + alert("Welcome, ");
  D. prompt("What is your name?", "" + alert("Welcome, "));
  A. alert("Welcome, " + prompt("What is your name?", ""));

• Question 8:

  Consider the following code:

  

  When an invalid e-mail address is entered, an alert is displayed to the user, but the form submission is not interrupted. What changes need to be made to the script in order to abort the submission if an invalid e- mail address is entered?

  A. Add return false after the alert() statement.
  B. Change return to validate in the function call.
  C. Add validate false after the alert() statement.
  D. Remove the return keyword from the function call and put it in front of the alert() statement.
  A. Add return false after the alert() statement.

• Question 9:

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

• Question 10:

  Which example correctly implements inline scripting with JavaScript?

  C