CIW 1D0-735 Exam Practice Test Instant Access

Question 1

Consider the following code:

What will be displayed for the computer inventory after the Update Inventory button is clicked twice?

A18

B19

C20

D22

Answer : C

Question 2

Which of the following is not a benefit of Web APIs?

AWeb APIs are frameworks that make it easy to build applications over HTTP services that are accessible over a large range of clients.

BWeb APIs provide an interface for developers to write code themselves instead of using APIs developed by others .

CWeb APIs are best used to create resource-oriented services.

DBefore Web APIs developers had to write the entire code for every task they needed to perform.

Answer : C

Question 3

Which of the following is an advantage of using the Virtual DOM?

ARendering the virtual DOM is faster than rendering the regular browser DOM.

BThe virtual DOM updates each element when the layout of the DOM changes, meaning that the page always reflects the most current data from the server

CThe Virtual DOM is not just a view layer, but also makes changes directly to the Web page

DYou can learn virtual DOM concepts and React libraries quickly because the libraries are simple and concise

Answer : C

Question 4

Consider the following code:

What change should be made to ensure that it correctly displays the value of name in all uppercase letters?

ALine 2 should be changed to name = name . toUpperCase () ;

BLine 2 should be changed to name .prototype . toUpperCase () ;

CLine 3 should be changed to document. write (NAME) :

DLine 1 should be changed to var name = new sting('Jaccb');

Answer : C

Question 5

Consider the following code:

The JavaScript function above will display the following:

AThe package will be delivered to P.O. Box 789 Central City Florida 54321 Company headquarters are located in 123 Main Street Anytown Arizona 98765

BThe package will be delivered to 123 Main Street Anytown Arizona 98765 Company headquarters are located in P.O Box 789 Central City Florida 541321

CThe package will be delivered to Arizona Company headquarters are located in Florida

DThe package will be delivered to Florida Company headquarters are located in Arizona

Answer : A

Question 6

How does AJAX use the XMLHttpRequest object"?

AIt changes a portion of a Web page so only the affected part of the page will be reloaded

BIt provides Web page compatibility with mobile device browsers

CIt performs code validation on the server-side in order to speed up the process of validation

DIt provides backward-compatibility with older browser versions

Answer : B

Question 7

Which of the following comparison statements will return true?

AX = 15 ;
Y = 3 ;
X == y ;

BX=15
Y=3;
X +==45;

CX = 15
Y = 3;
X ! == y;

DX = 15
Y = 3
X === y;

Answer : C

CIW 1D0-735 CIW JavaScript Specialist Exam Practice Test