Question 1

It is common to download and include the entire Modernizr library during the process of building a site because __________.

Accepted Answer

A)  the features you incorporate into your website can change as you develop it. 
B)  you must have the entire library to use Modernizr on a local machine. 
C)  you have to test the entire library on a variety of connection speeds. 
D)  the entire library is necessary unless your site includes spritesheets. 
A)  the features you incorporate into your website can change as you develop it. 
B)  you must have the entire library to use Modernizr on a local machine. 
C)  you have to test the entire library on a variety of connection speeds. 
D)  the entire library is necessary unless your site includes spritesheets. A

Question 2

-Referring to the figure above, one type of character that is included on the left side but not on the right is the __________.

Accepted Answer

A)  hyphen ( - ) 
B)  comma ( , ) 
C)  space 
D)  semicolon ( ; ) 
A)  hyphen ( - ) 
B)  comma ( , ) 
C)  space 
D)  semicolon ( ; ) C

Question 3

Creating a custom build of Modernizr can increase the speed at which your site downloads.

Accepted Answer

A) True 
 B)False  True

Question 4

By reducing the number of __________ downloaded and their size, you can improve your site's performance for all users.

Accepted Answer

The answer of By reducing the number of __________ downloaded...

Question 5

Testing a website's layout and functionality using your own computer and a browser gives you a reasonable sense of how quickly a published site responds to user interaction over the Internet.

Accepted Answer

A) True 
 B)False

Question 6

​
​
  
-Referring to the figure above, the files listed on the left side of the figure represent __________ HTTP requests.

Accepted Answer

A)  7 
B)  1 
C)  3 
D)  4 
A)  7 
B)  1 
C)  3 
D)  4

Question 7

In a usability test, the user __________.

Accepted Answer

A)  observes from behind mirrored glass. 
B)  reads a script. 
C)  observes what the tester does. 
D)  sits at a computer and attempts to complete tasks. 
A)  observes from behind mirrored glass. 
B)  reads a script. 
C)  observes what the tester does. 
D)  sits at a computer and attempts to complete tasks.

Question 8

You can perform basic CSS minification manually by deleting all line breaks from the code and __________.

Accepted Answer

A)  removing all semicolons. 
B)  eliminating all colons. 
C)  taking out every instance of the apostrophe and quote characters. 
D)  deleting all spaces between curly braces. 
A)  removing all semicolons. 
B)  eliminating all colons. 
C)  taking out every instance of the apostrophe and quote characters. 
D)  deleting all spaces between curly braces.

Question 9

A version of a library that includes only the features your site uses is known as a custom build._________________________

Accepted Answer

A) True 
 B)False

Question 10

Orphaned styles are styles that

Accepted Answer

A)  apply to more than one web page. 
B)  no longer apply to any elements on your web pages. 
C)  duplicate other styles. 
D)  are part of both external and embedded style sheets. 
A)  apply to more than one web page. 
B)  no longer apply to any elements on your web pages. 
C)  duplicate other styles. 
D)  are part of both external and embedded style sheets.

Question 11

Properties for the images in a spritesheet are usually generated __________.

Accepted Answer

A)  by trial and error. 
B)  during the process of image optimization. 
C)  with a pixel ruler. 
D)  using third-party software. 
A)  by trial and error. 
B)  during the process of image optimization. 
C)  with a pixel ruler. 
D)  using third-party software.

Question 12

Even when a(n) __________ is at the correct size for your web page, it's often possible to reduce the file size by reducing its quality in a way that humans can't perceive, a process known as optimization.

Accepted Answer

The answer of Even when a(n) __________ is at the...

Question 13

Which of the following is out of your control as a developer?

Accepted Answer

A)  the size of embedded files 
B)  the size of linked files 
C)  the number of HTTP requests 
D)  a user's Internet connection speed 
A)  the size of embedded files 
B)  the size of linked files 
C)  the number of HTTP requests 
D)  a user's Internet connection speed

Question 14

Case-Based Critical Thinking Question
Cedric is a web developer who works with a graphic design team to create websites for small and medium sized businesses. Before finalizing his current project, he tests the loading speed for each page.
-Cedric can't easily test at multiple connection speeds, so he uses a tool such as __________.

Accepted Answer

A)  W3C Validation Service 
B)  an online image optimizer 
C)  Chrome Device Mode 
D)  an online minifier 
A)  W3C Validation Service 
B)  an online image optimizer 
C)  Chrome Device Mode 
D)  an online minifier

Question 15

​
​
  
-Referring to the figure above, the figure illustrates using __________.

Accepted Answer

A)  image optimization 
B)  a minifier 
C)  a custom build 
D)  a spritesheet 
A)  image optimization 
B)  a minifier 
C)  a custom build 
D)  a spritesheet

Question 16

Case-Based Critical Thinking Question
Cedric is a web developer who works with a graphic design team to create websites for small and medium sized businesses. Before finalizing his current project, he tests the loading speed for each page.
-Cedric simulates the experience of a user at home or at work on a local wireless connection, which is also known as __________.

Accepted Answer

A)  WiFi 
B)  Regular 2G/Good 2G 
C)  GPRS 
D)  Regular 4G 
A)  WiFi 
B)  Regular 2G/Good 2G 
C)  GPRS 
D)  Regular 4G

Question 17

Event when an image is at the correct size for your web page, it's often possible to reduce the file size by reducing the depth of the image in a way that humans can't perceive._________________________

Accepted Answer

A) True 
 B)False

Question 18

If you are developing on a Mac, it's important to ensure that you have access to a Windows system for testing.

Accepted Answer

A) True 
 B)False

Question 19

Case-Based Critical Thinking Question
Cedric is a web developer who works with a graphic design team to create websites for small and medium sized businesses. Before finalizing his current project, he tests the loading speed for each page.
-To test at low speeds, Cedric simulates downloading the site using the lowest connection speed supported by many wireless carriers, which is known as __________.

Accepted Answer

A)  DSL 
B)  Regular 3G/Good 3G 
C)  Regular 4G 
D)  Regular 2G/Good 2G 
A)  DSL 
B)  Regular 3G/Good 3G 
C)  Regular 4G 
D)  Regular 2G/Good 2G

Question 20

When a browser requests files from a web server, it uses __________.

Accepted Answer

A)  File Transfer Protocol (FTP) 
B)  Hypertext Transfer Protocol (HTTP) 
C)  RealTime Transport Protocol (RTP) 
D)  Dynamic Host Configuration Protocol (DHCP) 
A)  File Transfer Protocol (FTP) 
B)  Hypertext Transfer Protocol (HTTP) 
C)  RealTime Transport Protocol (RTP) 
D)  Dynamic Host Configuration Protocol (DHCP)

It is common to download and include the entire Modernizr library during the process of building a site because __________.

-Referring to the figure above, one type of character that is included on the left side but not on the right is the __________.

Creating a custom build of Modernizr can increase the speed at which your site downloads.

By reducing the number of __________ downloaded and their size, you can improve your site's performance for all users.

Testing a website's layout and functionality using your own computer and a browser gives you a reasonable sense of how quickly a published site responds to user interaction over the Internet.

-Referring to the figure above, the files listed on the left side of the figure represent __________ HTTP requests.

In a usability test, the user __________.

You can perform basic CSS minification manually by deleting all line breaks from the code and __________.

A version of a library that includes only the features your site uses is known as a custom build._________________________

Orphaned styles are styles that

Properties for the images in a spritesheet are usually generated __________.

Even when a(n) __________ is at the correct size for your web page, it's often possible to reduce the file size by reducing its quality in a way that humans can't perceive, a process known as optimization.

Which of the following is out of your control as a developer?

-Referring to the figure above, the figure illustrates using __________.

Event when an image is at the correct size for your web page, it's often possible to reduce the file size by reducing the depth of the image in a way that humans can't perceive._________________________

If you are developing on a Mac, it's important to ensure that you have access to a Windows system for testing.

When a browser requests files from a web server, it uses __________.

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

It is common to download and include the entire Modernizr library during the process of building a site because __________.

-Referring to the figure above, one type of character that is included on the left side but not on the right is the __________.

Creating a custom build of Modernizr can increase the speed at which your site downloads.

By reducing the number of __________ downloaded and their size, you can improve your site's performance for all users.

Testing a website's layout and functionality using your own computer and a browser gives you a reasonable sense of how quickly a published site responds to user interaction over the Internet.

​ ​ -Referring to the figure above, the files listed on the left side of the figure represent __________ HTTP requests.

In a usability test, the user __________.

You can perform basic CSS minification manually by deleting all line breaks from the code and __________.

A version of a library that includes only the features your site uses is known as a custom build._________________________

Orphaned styles are styles that

Properties for the images in a spritesheet are usually generated __________.

Even when a(n) __________ is at the correct size for your web page, it's often possible to reduce the file size by reducing its quality in a way that humans can't perceive, a process known as optimization.

Which of the following is out of your control as a developer?

​ ​ -Referring to the figure above, the figure illustrates using __________.

Event when an image is at the correct size for your web page, it's often possible to reduce the file size by reducing the depth of the image in a way that humans can't perceive._________________________

If you are developing on a Mac, it's important to ensure that you have access to a Windows system for testing.

When a browser requests files from a web server, it uses __________.

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, the files listed on the left side of the figure represent __________ HTTP requests.

-Referring to the figure above, the figure illustrates using __________.