Question 1

Name four best practices for decreasing page load time, and explain the effect of each.

Accepted Answer

Students must name and explain four of t

Question 2

​
​
  
-Referring to the figure above, combining image1·png through image4·png into images·png is an example of __________.

Accepted Answer

A)  optimizing images 
B)  implementing a spritesheet. 
C)  minifying CSS files. 
D)  removing orphaned styles. 
A)  optimizing images 
B)  implementing a spritesheet. 
C)  minifying CSS files. 
D)  removing orphaned styles.

Question 3

Name all of the operating systems on which you should perform browser tests.For each one, explain why you should test on that particular operating system.

Accepted Answer

Windows: No matter what your audience, t

Question 4

You create a custom build of Modernizr by __________.

Accepted Answer

A)  minifying the modernizr.js file. 
B)  using a configuration tool on the modernizr.com website. 
C)  removing orphaned styles from the modernizr.js file. 
D)  using Chrome Device Mode. 
A)  minifying the modernizr.js file. 
B)  using a configuration tool on the modernizr.com website. 
C)  removing orphaned styles from the modernizr.js file. 
D)  using Chrome Device Mode.

Question 5

In Chrome Device Mode, the maximum time from a request being sent to data being returned from the server is measured in __________.

Accepted Answer

A)  milliseconds 
B)  number of files 
C)  megahertz (MHz) 
D)  megabits per second (Mbps) 
A)  milliseconds 
B)  number of files 
C)  megahertz (MHz) 
D)  megabits per second (Mbps)

Question 6

Name and describe two methods for reducing the size of CSS files.

Accepted Answer

Removing orphaned styles involves deleti

Question 7

Both __________ and iOS phones are used by significant numbers of people, so testing on the most widely used versions of these mobile operating systems is important.

Accepted Answer

The answer of Both __________ and iOS phones are used...

Question 8

Any improvements that cause your pages to load more quickly can help __________.

Accepted Answer

A)  reduce the sizes of files that are part of your website. 
B)  avoid users becoming impatient with your site as it loads. 
C)  reduce the number of files that browsers must download. 
D)  make your site's images less complex. 
A)  reduce the sizes of files that are part of your website. 
B)  avoid users becoming impatient with your site as it loads. 
C)  reduce the number of files that browsers must download. 
D)  make your site's images less complex.

Question 9

You should use spritesheets only for decorative images because __________.

Accepted Answer

A)  the dimensions of the spritesheet would be too large if it included all images. 
B)  the filesize of the spritesheet would be too large if it included all images. 
C)  you can't specify alt text for a spritesheet. 
D)  only decorative images can be optimized. 
A)  the dimensions of the spritesheet would be too large if it included all images. 
B)  the filesize of the spritesheet would be too large if it included all images. 
C)  you can't specify alt text for a spritesheet. 
D)  only decorative images can be optimized.

Question 10

Adopted styles are style rules based on selectors that no longer apply to any elements on your web pages._________________________

Accepted Answer

A) True 
 B)False

Question 11

Using a web application to remove spaces and comments from JavaScript code is an example of __________.

Accepted Answer

A)  removing orphaned styles 
B)  minifying 
C)  creating a custom build 
D)  optimizing 
A)  removing orphaned styles 
B)  minifying 
C)  creating a custom build 
D)  optimizing

Question 12

​
​
  
-Referring to the figure above, combining the styles1.css and styles2.css files into styles.css is an example of __________.

Accepted Answer

A)  removing orphaned styles. 
B)  reducing the number of HTTP requests. 
C)  minifying CSS files. 
D)  implementing spritesheets. 
A)  removing orphaned styles. 
B)  reducing the number of HTTP requests. 
C)  minifying CSS files. 
D)  implementing spritesheets.

Question 13

​
​
  
-Referring to the figure above, the image is referenced in the code for the web page using the __________.

Accepted Answer

A) tag B) background-position property C) background-image property D) background property A) tag B) background-position property C) background-image property D) background property

Question 14

A spritesheet contains multiple __________.

Accepted Answer

A)  JavaScript libraries 
B)  style sheets 
C)  HTML documents 
D)  images 
A)  JavaScript libraries 
B)  style sheets 
C)  HTML documents 
D)  images

Question 15

The measure of how quickly a published site loads and responds to user interaction over the Internet is known as the site's __________.

Accepted Answer

The answer of The measure of how quickly a published...

Question 16

To implement a spritesheet, you use image editing software to break up a single image into multiple smaller images.

Accepted Answer

A) True 
 B)False

Question 17

Chrome Device Mode includes a utility that lets you view a simulation of a web page loading at different connection speeds._________________________

Accepted Answer

A) True 
 B)False

Question 18

Developers reduce the amount of time required to wait for file requests by __________.

Accepted Answer

A)  using fewer styles. 
B)  reducing the number of images on each page. 
C)  eliminating the use of JavaScript libraries. 
D)  combining files of the same type into a single file. 
A)  using fewer styles. 
B)  reducing the number of images on each page. 
C)  eliminating the use of JavaScript libraries. 
D)  combining files of the same type into a single file.

Question 19

A spritesheet enables multiple images to be retrieved with a single HTML request._________________________

Accepted Answer

A) True 
 B)False

Question 20

By simulating loading your web page at different connection speeds, you can test its __________.

Accepted Answer

A)  validity 
B)  search rank 
C)  orphaned styles 
D)  performance 
A)  validity 
B)  search rank 
C)  orphaned styles 
D)  performance

Name four best practices for decreasing page load time, and explain the effect of each.

-Referring to the figure above, combining image1·png through image4·png into images·png is an example of __________.

Name all of the operating systems on which you should perform browser tests.For each one, explain why you should test on that particular operating system.

You create a custom build of Modernizr by __________.

In Chrome Device Mode, the maximum time from a request being sent to data being returned from the server is measured in __________.

Name and describe two methods for reducing the size of CSS files.

Both __________ and iOS phones are used by significant numbers of people, so testing on the most widely used versions of these mobile operating systems is important.

Any improvements that cause your pages to load more quickly can help __________.

You should use spritesheets only for decorative images because __________.

Adopted styles are style rules based on selectors that no longer apply to any elements on your web pages._________________________

Using a web application to remove spaces and comments from JavaScript code is an example of __________.

-Referring to the figure above, combining the styles1.css and styles2.css files into styles.css is an example of __________.

-Referring to the figure above, the image is referenced in the code for the web page using the __________.

A spritesheet contains multiple __________.

The measure of how quickly a published site loads and responds to user interaction over the Internet is known as the site's __________.

To implement a spritesheet, you use image editing software to break up a single image into multiple smaller images.

Chrome Device Mode includes a utility that lets you view a simulation of a web page loading at different connection speeds._________________________

Developers reduce the amount of time required to wait for file requests by __________.

A spritesheet enables multiple images to be retrieved with a single HTML request._________________________

By simulating loading your web page at different connection speeds, you can test its __________.

Getting Started With HTML

Structuring Content in a Web Document

Getting Started With CSS

Laying Out Elements With CSS

Formatting Text With CSS

Inserting and Working With Links

Inserting and Working With Images

Organizing Content With-Lists And-Tables

Implementing Responsive Design

Creating and Processing Web Forms

Creating Visual Effects and Animation

Incorporating Video and Audio

Programming Web Pages With Javascript

Integrating Social Media

Optimizing Your Web Site for Search Engines

Filters

Exam 16: Testing and Improving Performance

Name four best practices for decreasing page load time, and explain the effect of each.

​ ​ -Referring to the figure above, combining image1·png through image4·png into images·png is an example of __________.

Name all of the operating systems on which you should perform browser tests.For each one, explain why you should test on that particular operating system.

You create a custom build of Modernizr by __________.

In Chrome Device Mode, the maximum time from a request being sent to data being returned from the server is measured in __________.

Name and describe two methods for reducing the size of CSS files.

Both __________ and iOS phones are used by significant numbers of people, so testing on the most widely used versions of these mobile operating systems is important.

Any improvements that cause your pages to load more quickly can help __________.

You should use spritesheets only for decorative images because __________.

Adopted styles are style rules based on selectors that no longer apply to any elements on your web pages._________________________

Using a web application to remove spaces and comments from JavaScript code is an example of __________.

​ ​ -Referring to the figure above, combining the styles1.css and styles2.css files into styles.css is an example of __________.

​ ​ -Referring to the figure above, the image is referenced in the code for the web page using the __________.

A spritesheet contains multiple __________.

The measure of how quickly a published site loads and responds to user interaction over the Internet is known as the site's __________.

To implement a spritesheet, you use image editing software to break up a single image into multiple smaller images.

Chrome Device Mode includes a utility that lets you view a simulation of a web page loading at different connection speeds._________________________

Developers reduce the amount of time required to wait for file requests by __________.

A spritesheet enables multiple images to be retrieved with a single HTML request._________________________

By simulating loading your web page at different connection speeds, you can test its __________.

Getting Started With HTML

Structuring Content in a Web Document

Getting Started With CSS

Laying Out Elements With CSS

Formatting Text With CSS

Inserting and Working With Links

Inserting and Working With Images

Organizing Content With-Lists And-Tables

Implementing Responsive Design

Creating and Processing Web Forms

Creating Visual Effects and Animation

Incorporating Video and Audio

Programming Web Pages With Javascript

Integrating Social Media

Optimizing Your Web Site for Search Engines

Filters

-Referring to the figure above, combining image1·png through image4·png into images·png is an example of __________.

-Referring to the figure above, combining the styles1.css and styles2.css files into styles.css is an example of __________.

-Referring to the figure above, the image is referenced in the code for the web page using the __________.