Wordpress Interview Questions and Answers

Question: What is Wordpress?
Wordpress is Content Management System which have robust admin section. From Admin section you can manage the website text/html, image & videos etc. You can easily manage pages & posts. You can set meta title, meta description & meta keywords for each post. It gives you full control over post & pages .



Question: Is Wordpress opensource?
Yes, Wordpress is opensource and you can do customization as per your requirement. Wordpress is built in PHP/MySql/javascript/jQuery which is also an opensource.



Question: What is current stable version of wordpress?
4.4 released in December, 2015



Question: What kind of website can I build with WordPress?
WordPress was originally developed as a blogging in 2003 but now it has been changed a lot. you can create personal website as well as commercial website.
Following types of websites can be built in wordpress:

  • Informative Website
  • Personal Website
  • Photo Gallery
  • Business Website
  • E-Commerce website
  • Blogging
Today, million of free/paid wordpress themes, wordpress plugin are available which help you to create as per your requirement.



Question: From where you can download plugins?
https://wordpress.org/plugins/



Question: From where you can download themes?
https://wordpress.org/themes/



Question: What is Hooks in wordpress?
Hooks allow user to create WordPress theme or plugin with shortcode without changing the original files.



Question: What are the types of hooks in WordPress?
Following are two types of hooks
A) Action hooks: This hooks allow you to insert an additional code.
B) Filter hooks: Filter hooks will only allow you to add a content or text at the end of the post.



Question: What are positive aspects of wordpress?
  • Easy to install and upgrade the wordpress
  • In-built SEO engine and you can manage the URL and meta data as per your requirement.
  • Easy to themes and plugins
  • Multilingual available in more than 70 languages
  • Can be do customization as per requirement
  • Lots of free/paid themes/plugin available




Question: What is the default prefix of wordpress tables?
wp_ is the prefix for wordpress but you can change at the time of installation.



Question: What is WordPress loop?
The Loop is PHP code used by WordPress to display posts.



Question: What are the template tags in WordPress?
Template tags is a code that instructs WordPress to "do" or "get" something



Question: What are meta tags in wordpress?
Meta-tags are keywords and description used to display website.



Question: How to secure your wordpress website?
  • Install security plug-ins like WP security
  • Change password of super admin OR other admin
  • Add security level checks at server level like folder/file permission.



Question: How many tables a default WordPress will have?
Following are main table in wordpress:
  • wp_commentmeta
  • wp_comments
  • wp_links
  • wp_options
  • wp_postmeta
  • wp_posts
  • wp_terms
  • wp_term_relationships
  • wp_term_taxonomy
  • wp_usermeta
  • wp_users



Question: How to hide the top admin bar at the frontend in WordPress?
Add following code functions.php
add_filter('show_admin_bar', '__return_false');



Question: How to hide Directory Browsing in WordPress from server?
Add following code in htaccess file
Options -Indexes



Question: How to display custom field in wordpress?
echo get_post_meta($post->ID, 'keyName', true); 



Question: How to run database Query in WordPress?
$wpdb->query("select * from $wpdb->posts   where ID>10 ");



Question: What types of hooks in wordpress is used?
1)Following are Actions hooks:.
has_action()
add_action()
do_action()
do_action_ref_array()
did_action()
remove_action()
remove_all_actions()

2)Following are Filters hooks .
has_filter()
add_filter()
apply_filters()
apply_filters_ref_array()
current_filter()
remove_filter()
remove_all_filters()



Question: How can you backup your WordPress content?
WordPress admin -> Tools -> Import



Question: List most commonly functions used in wordpress?
  • wp_nav_menu() :- Displays a navigation menu.
  • is_page() :- to check if this is page OR NOT, will return boolean value.
  • get_the_excerpt() :- Copy the excerpt of the post into a specified variable.
  • in_category() :- Check if the specified post is assigned to any of the specified categories OR not.
  • the_title():- Displays the title of the post in website.
  • the_content():- Displays the contents of the post in website.Question: What are the file structure in wordpress.
Following are main files which used in wordpress
  • index.php :- for index page.
  • search.php :- For display the search result page.
  • single.php :- for single post page.
  • page.php :- display the static pages.
  • category.php :- Display the category page.
  • tag.php :- For display the tags page.
  • author.php :- For display author page.
  • taxonomy.php :- For display the taxonomy archive.
  • attachment.php :- For managing the single attachments page.
  • header.php :- For managing top part of page.
  • footer.php :- For manage bottom part of pages.
  • archive.php :- For archive page display.
  • 404.php :- For display 404 error page.

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