Question 1

Joseph is designing a Web form for new patient enrollment in a doctor's office He wants to ensure that usersenter valid information on the form He also wants to make sure that hackers cannot submit malicious code togain access to information about other patients. What technique should he use?

Options :

A : He should secure the Web pages through SSL (Secure Sockets Layer) certificates

B : He should write a script to compare the information the user entered with the information on the Internetthat is publicly available about the user

C : He should write regular expressions to check that the data values entered match the requirements

D : He should add the required attribute to the e-mail and phone fields on the form

Answer: C

Question 2

Which of the following will correctly declare the courseNumber variable as a siring data type?

Options :

A : var courseNumber = ''JS101'';

B : var_courseNumber = JS101'';

C : var courseNumber = JS101;

Answer: B

Question 3

Jackson was testing his code when the Web browser became locked and he had to close it to stop the scriptWhat might he have accidentally done when coding his Web site?

Options :

A : Coded an infinite loop

B : Coded a frame that breaks the same origin policy

C : Coded an input element that is vulnerable to XSS

D : Coded deprecated HTML

Answer: D

Question 4

What basis code is needed to define the JavaScript function avgGrades?

Options :

A : Function avgGrades () {}

B : avgGrades function ()

C : avgGrades (){ }

D : var = function avgGrades () {}

Answer: C

Question 5

Zamar wants to add buttons to his Web page to allow users to navigate forward and backward through his Web site similar to the Forward and Back buttons in the Web browser window.Which JavaScript object will he use?

Options :

A : window

B : screen

C : history

D : navigator

Answer: A

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