30+ SEO Interview Questions & Answers [Updated 2021]

by Dec 16, 2019SEO5 comments

SEO is always an important factor in digital marketing. If you want to know everything about SEO.

So this article is going to very helpful for you in this article I’ll explain to you the top 30+ SEO Interview Questions and Answers.


SEO Interview Questions & Answers 2021 List


1. What is Search Engine?


A search engine is software, usually obtained on the world wide web, which searches a record of information in line with the user query.

The engine supplies a set of results that best fit what an individual is hoping to find. Now, you’ll find lots of different search engines on the Web like Google Bing and Yahoo!


2. What is SERP?


Search Engine Results Page (SERP) is your listing of results a search engine results to a certain word or term query.

Each list contains the related website name, the page URL a short description of the page articles, and also, in some cases, links to display within site.


3. What is SEO?


What is SEO scaled - 30+ SEO Interview Questions & Answers [Updated 2021]


Search Engine Optimization (SEO) which much has remained exactly the same.

It identifies methods that help your website rank high in search engine results pages (SERPs).

This makes your website more visible to everyone that wants to get solutions to your brand, product or service may offer via search engines like Google, Yahoo!, and Bing.


4. What is on-page SEO?


On-page-SEO is very important in SEO. It really is that the practice of optimizing human webpages to rank high and bring in significantly more applicable visitors in search engines.

On-page identifies both the material and HTML source code of a page which might be optimized as opposed to Off-Page SEO that refers to links as well as additional outside links.


     10 best things about on-page SEO


  • SEO Factors
  • Usability Factors
  • URL Strings
  • Meta Tags
  • Title Tags
  • Meta Descriptions
  • Heading Tags
  • Internal Links and Outbound Links
  • Optimize Your Images
  • Site Speed


5. What is off-page SEO?


Off-page search engine optimization identifies methods you may utilize to enhance the position of the internet site from the search engine outcomes pages (SERPs).

Lots of men and women associate with off-page SEO with link building, but it is not only that.


      3 best things about off-page SEO


  • Link Building
  • Social Media Marketing
  • Brand Mentions


6. Why SEO is important in the online industry?


SEO 1 - 30+ SEO Interview Questions & Answers [Updated 2021]


Best 3 reasons why SEO is important


  • Most search engine visitors (more than 65%) are more likely to click one of the top five results from the search engine results pages (SERPS). Benefit from this and profit traffic into your site or visitors into your online shop, your site needs to be one in the top 5 positions.


  • SEO isn’t simply about search engines, but decent SEO methods enhance the consumer experience and usability of an internet site.


  • SEO is fantastic for the social promotion of one’s internet site. Individuals who find your site by searching Google or Yahoo are far somewhat more likely to promote it on Facebook, Twitter, or other social media platforms.


7. What is page title SEO?


Every webpage (e.g. homepage, subpage) has its own title. The page title is set out in HTML code also looks at the title bar of their browser.

Search engines display page titles within their own search engine results. Additionally, search engines use page titles so as to comprehend what advice the site comprises.

Ideally, page titles will involve the search term, where the site was optimized.


8. How will you describe heading tags?


The heading tag can be found in HTML to specify keywords of a typical page.

Headings are defined by <hn>, using”n” is a number between 1 and 6, also determines that position a moving gets at the ranking of this going arrangement.

Heading tags possess an especially essential role in an HTML arrangement.

An HTML document can be known as a union of nodes, where the heading label would be the starting place from those additional nodes, i.e. content or other headings, branch outside.

An HTML document should hence only have one H1 heading, so also though it really is theoretically possible to make use of multiple H1 tags.

Lower-order headers might be applied as frequently as desired, but ought to be chosen in a manner that there’s a user-friendly ranking.

Heading tags are utilized to show text messages, and also the formatting of headings should be given from the CSS records to different content and formatting.

Eg:- <h1>This is a heading</h1>

       <h2>This is a sub-heading</h2>

       <h3>This is a third sub-heading</h3>


9. What is meta descriptions?


A meta-description is your short description that appears under your site on the SERP.

It’s intended to supply users with a short review of the content onto your own page to ensure users understand whether the page will answer their own questions.


meta description - 30+ SEO Interview Questions & Answers [Updated 2021]


Traditionally, the meta-description length has maxed out in 155 letters, with the exclusion of experimental phases as if Google temporarily extended the length of a 320-character meta-description length.


10. What is a web server?


Webserver is software that hosts a website on the Internet.


11. What is the domain?


A domain defines your website. A domain name is your address where online users may get your site.

A domain is useful for finding and identifying computers online. Computers use IP addresses, which are a series of numbers.

However, it is difficult for humans to remember strings of numbers. Due to it, domain names were developed and used to determine things on the world wide web as opposed to using IP addresses.

A website can be any mix of numbers and letters. Also, it could be utilized to join the different domain extensions, such as for instance .com, .net plus much more.

The purchase price of a domain typically runs between $15-25 each year.


12. What is hosting?


As an exceptionally critical provider, hosting has significantly eased the growth and development of their web.

Hosting is mostly supplied with a hosting agency provider that assembles a technical back-end computing infrastructure.

Then, the site owner/developer uses the infrastructure to sponsor its internet site by way of uploaded source code, even by which each site is observable with its own individual domain and logically allotted Internet storage and space.

Once the domain name is defined in an internet browser, then your site is obtained from the Web.


13. What is the difference between webpage, website?


Web Page A Record That Can Be displayed at an Internet browser like Firefox, Google-Chrome, Opera, Microsoft Internet Explorer or Even Edge, or even Apple’s Safari. All these are also commonly called only”webpages ”

Website – A set of internet pages that are grouped together and commonly associated with each other in a different method. Usually known as a “website.”


14. What is PBN?


A private blog network is a network of blogs (duh), or rather a network of blog-based websites that interlink with one another whenever appropriate to share link juice and traffic.

The “private” refers to the idea that every blog in that network is owned by the same person or people so that they have control over the quality of the content and links which these blogs send and receive check also Best PBN links.


15. What is DA?


Domain Authority (DA) is just an internet search engine rank score made by Moz that forecasts how well a site will rank on search engine result pages (SERPs).

A Domain Authority score ranges from 1 to 100, with higher scores corresponding to a greater ability to rank.

Domain Authority is calculated by evaluating numerous facets, for example linking root domain and quantity of links that are total, links into one DA score.

This score may then be utilized when comparing tracking or websites the”rank strength” of a website as time passes.

Domain Authority isn’t just a metric employed by Google in discovering search positions and does not have any effect on the SERPs.


16. What is PA?


Page Authority (PA) is a score also developed by Moz that predicts how well a specific page will rank on search engine result pages (SERP).

Page Authority scores between 1 to 100, with higher scores corresponding to your larger ability to rate.

Page Authority is based on data from our web index and carries into consideration heaps of facets.

Like Domain Authority, it utilizes a system learning tool to spot the algorithm which most succeeds with positions over the large number of SERPs that individuals call against, subsequently produces Page Authority scores using this special calculation.


17. What is AMP?


Accelerated Mobile Pages (AMP) can be actually a framework in producing the mobile experience faster without sacrificing the features accessible at an internet site’s desktop variant, like images, video, forms, and ads.


18. What is Backlink?



Backlink - 30+ SEO Interview Questions & Answers [Updated 2021]


A backlink is only a connection from one website to the other.

Search engines like Google use backlinks because of a rank signal because when your site links to yet another, this means that they believe the content is more remarkable.


19. What are do-follow links?


Dofollow links are the type of backlink that everyone wants. Just keep in mind that those coming from respected sites hold the most value.

This kind of backlink can help improve your search engine rankings.

High-quality backlinks can help to increase a site’s ranking position and visibility in search engine results (SEO).

Eg. <a href=”https://yoursite.com/” >


20. What are no-follow links?


A no-follow tag informs search engines to bypass a link. They do not pass some value out of 1 site into another.

Thus, on average, they’re not valuable in boosting your search position or visibility.

Eg. <a href=”https://yoursite.com/” rel=”nofollow”>


21. What is internal link?


Internal links are links that move from 1 page onto a domain into another page on precisely the exact same domain.

They have been widely utilized in the main navigation.

All these types of links are helpful for three reasons:-

  • They help set information ranking to the given website.
  • They allow users to navigate a website.
  • They help spread link equity (rank power) across websites.


22. What is URL?


Uniform Resource Locator (URL), it is one of the core concepts of modern computing. By definition, a URL can be actually a text string referring to the location of a resource onto a computer system (most often the net ).

Typically, these resources are web pages, but they can also be text programs, graphics, documents, or pretty much anything that can be stored digitally.

Along with this”address” of this resource, the complete URL may also indicate that the technique (or protocol) through which the resource is going to be recovered.

A fundamental URL will include three parts, or substrings, divided by specifying characters.

These generally include the protocol, both the server name or address and also the resource placement — an easy example of a URL.

Eg:- http://www.example.com/index.html


23. What is canonical URL?


A canonical link element, or canonical tag, is found at the HTML header of a page and informs search engines if there just a more crucial variant of the webpage.

The canonical tag looks like rel=”canonical”.

For example, this line of HTML code tells search engines that the URL “https://yourdomain.com” is the original version of the page that this tag occurs on:

Eg:- <link rel=”canonical” href=”https://yourdomain.com” />


24. What is Keyword?


A keyword is a name used in digital marketing to spell out a sentence or even a set of words that an online user uses to execute a search at a search engine or search bar.

Within an SEO strategy, keywords are essential and ought to be the heart of almost any backup written on the net (contained from the articles, titles, and SEO elements).


25. What are LSI keywords?


Latent Semantic Indexing (LSI) Keywords are conceptually related terms that search engines use to understand the content on a webpage deeply.


26. What is Long-tail keyword?


Long-tail keywords are search phrases using relatively minimal search volume and competition levels.

Also, long-tail terms are far more in total (3+ words) compared to the majority of other keyword types.


  • Shirt (short keyword)
  • Black shirt (sub keyword)
  • Zara black shirt for man (long-tail keyword)


27. What is google suggest?


google suggest - 30+ SEO Interview Questions & Answers [Updated 2021]


Google Suggest or even auto-complete is really a Google search engine function that supplies suggestions for users because they input their search query to the search box.

Through the following function called Google Instant, the SERP adjusts into the phrase or keywords as it’s input.


28. What is an organic result?


organic search - 30+ SEO Interview Questions & Answers [Updated 2021]


Organic search results would be the listings onto a search engine results page (SERP) that arise as a result of factors including significance to the key phrase and also valid search engine optimization (SEO ) campaigns instead of as internet search engine marketing (SEM).


29. What is paid result?


paid search - 30+ SEO Interview Questions & Answers [Updated 2021]


Paid results are essentially advertisements — that the site owners have paid to get their own web pages to display for certain keywords, therefore that these listings arrive if someone runs a search query containing those keywords.


30. What is Indexing?


In general, indexing refers to the organization of data according to a specific schema or plan. In IT, the term has various similar uses, including, among other things, making information more presentable and accessible.


31. What is crawling?


Crawling is the method of fetching all of the website pages connected to a niche site. It’s done by search engine crawlers.

Google is continually sending spiders out to detect the most relevant information associated with keywords.

After crawling the outcome is set to Google’s indicator. An index is currently the process of adding web-pages to Google’s search.

After crawling that the data are listed on Google’s server. This data might be analyzed in a number of other ways.


32. What is robot.txt file?


Robots.txt is really a text file webmasters make to educate web robots (an average of search engine robots ) how to crawl pages on their websites.

The robots.txt file is a part of this robots exclusion protocol (REP), a set of web standards that control robots to crawl the web, index and access content, and also function up that content for users.

The REP also has directives like meta bots, in addition to page-, sub-directory, or even site-wide directions for the search engines should treat links (such as “follow” or “nofollow”).

In practice, robots.txt records signify whether user representatives (web-crawling software) may or can’t crawl pieces of an internet site.

These crawl instructions are specified by “disallowing” or “allowing” the behavior of certain (or all) user agent.

Basic format:-

User-agent: [user-agent name] Disallow: [URL string not to be crawled]

User-agent: [user-agent name] Allow: [URL string to be crawled]

Sitemap: [URL of your XML Sitemap]


33. What is sitemap?


There are in fact, a few different kinds of site maps, like a visual the one you can cause before developing a site.

However, we’re likely to concentrate on the one which is quite essential for search engine optimization.

That can be Called an XML Sitemap. It’s only a set of those pages on your own site.

Think about it like a map for the site. It shows what everyone the pages are on your own site.

Here is what Google has to say about Site-maps:

A sitemap is a document where you are able to list the website pages of one’s website in order to share with Google and other search engines about the company of your site articles.

Search engine webmasters like Googlebot read this document to crawl your website intelligently.

This also informs us a site is significant:

It informs the major search engines about this content you have in your own website in order they are able to think it is simpler so when it was updated.

The image below shows the sitemap for this site.


sitemap - 30+ SEO Interview Questions & Answers [Updated 2021]


34. What is XML file?


An XML file is an extension to get the Extensible Markup Language (XML) file format used to create common information formats and share both the format and the info on the net, intranets, and elsewhere with conventional ASCII text.


35. What is Alexa rank?


Alexa has put a rank system for auditing and also making the frequency of traffic.

It follows an easy Alexa rank algorithm, whereas the traffic is listed by the users who’ve installed the toolbar through the whole period of 3 weeks or even longer.

It includes just two primary parameters: Reach and pageviews.

Reach is characterized by the amount of all Alexa users that move ahead with a specific site in one moment.

On the other hand side, a pageview is thought of as the quantity in that specific user visits to the same user multiple times per day. In the end, these visits are likely to be counted because of you one only.

Alexa ranking works by calculating the geometric mean of reach and page views within a time period.

This period phase is actually just three weeks.

Thank you for reading the whole article consciously. I welcome your valuable comment on 30+ SEO Interview Questions and Answers from this article that discussed. If you like this article, do not forget to share it with your friends, family, and community. Remain blessed and spread goodness.

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