Question:How can you evaluate plugins? 

The best way to evaluate a plugin is to simply open up its files and read the code.

Question:What problems would arise after installing plugins in WordPress? 

After installing WordPress plugins we have consider the flowing questions that may arise they are:
•	Do JavaScript-based administrative functions still work?
•	Does your site slow down?
•	Does the plugin add warnings to the top of every administration screen?  If so this plugin needs to be configured or just invitations to buy things and/or promote the company on your social media networks.
•	 Does it add spam links to your source code?
•	 Check the site in another browser, one where you are not logged in to WordPress
•	Does it put ads on your admin screens—even those for other plugins’ settings.
•	Does it add a Dashboard widget full of links to the developer’s other products?
•	 Does it add text to your site’s footer without your permission?
•	 Does its settings screen blend in with the WordPress Dashboard, or does it look completely different.

Question:How can you trouble shooting your WordPress plugins? 

For trouble shooting WordPress plugins we have to follow the after-mentioned things:
•	Deactivate the new plugin if there is any problem with it and switch to one of the default themes.
•	Install the Plugins Performance Profiler (P3) if the site is too slow. This plugin will scan the site automatically and report how the plugin affected the site’s that load time.

Question:Write all the steps of installing WordPress? 

Installing WordPress using the Web Interface:
	Download a latest version WordPress from wordpress.org
	Check the basic requirement of database and PHP version
	Upload the wordpress folder in host
	Open WordPress folder using web browser
	Create a database
	Click on Let’s go button
	Set database information Database Name(that previously created), User Name, Password, Database Host and Table Prefix(optional) 
	Click Submit button
	Click Run the install button
	Set Needed Information Site Title, Username(Usernames cannot be changed), Password, E-mail (This information is editable) and Check Privacy check box 
	Click on Install WordPress button
	You can see Success! Page, So installation is successfully done.

Question:How can you setting up theme in WordPress? 

Download theme files from www.wordpress.org/theme and upload theme to your wp-content/themes folder 
Or you can use the automatic theme installer.
	Install theme using by Automatic theme installer:
	Goto dashboard 
	Apprarance
	Themes
	On this themes screen select Install Themes tab, you will see a search screen
	Here, you can search for themes by name
	Select your desired theme and
	Click on install button

Question:How can you add CSS without editing the stylesheet in WordPress? 

There are two ways to handle CSS. If just need to make some small CSS changes we can do so using Jetpack plugin includes a custom CSS module. 
For large changes, we’ll need to create a child theme.

Question:How can you add CSS with a child theme? 

To create a child theme, simply create a new subdirectory in wp-content/themes. Add a file called style.css. 
This file must contain two things: a comment block defining the theme, and an import of the parent theme’s 
stylesheet.

Question:Write down the all WordPress roles and capabilities. 

1. Administrators: can do anything in the WordPress administration area: write, edit, and delete posts, pages, links, and comments, upload media files of any type; import content, manage the Dashboard; create, edit, and delete other users; enable and configure plugins and themes; change the site’s theme; and manage all the available options. If you installed WordPress, you are an administrator.2. Editors: can publish, edit, and delete posts and pages written by any user. They can upload some kinds of files, and they can write HTML without restrictions. They can manage links and categories, and they can moderate comments. Editors and administrators are also the only users allowed to read private posts and pages.3. Authors: can publish, edit, and delete their own posts. They cannot write pages. They can upload some kinds of media files, and they are allowed to use only the limited set of HTML tags.4. Contributors: can write their own posts but may not publish or delete them. Their HTML is limited to the set of allowed tags and they cannot upload media files. Contributors’ finished posts are saved as Pending Review until an editor or administrator approves and publishes them.5. Subscribers: can manage their own profiles, but can do virtually nothing else in the administration area.

Question:Write down the step of changing the permission of WordPress user roles? 

The WordPress role system is very granular; individual capabilities can be added and removed, and whole new 
Roles created through the administration screens. The Members plugin is the most complete and up to date plugin for managing roles and capabilities.
To change the user permission go to Members plugin > select Edit Role > select Role Name > and checked desired Capabilities option(s).

Question:Write down the options of on screen? 

The options of on screen as below:
1.	Right Now
2.	Recent Comments
3.	Incoming Links
4.	Plugins
5.	QuickPress
6.	Recent Drafts
7.	WordPress Blog
8.	Other WordPress News
9.	Welcome