SEO technical interview questions and answers help candidates preparing for digital marketing, SEO executive, and content marketing roles. SEO is essential for improving website visibility, ranking, and organic traffic, which is why companies test knowledge of on-page SEO, off-page SEO, technical SEO, keywords, backlinks, algorithms, and tools like Google Analytics and Search Console. Companies such as TCS, Infosys, Wipro, Capgemini, and Accenture sometimes hire SEO specialists and include SEO-related questions in interviews. This guide includes commonly asked SEO questions with answers to help freshers and professionals prepare effectively. You can also download SEO interview PDFs and practice mock tests for better results.
2. What is a Search Engine?
Answer: According to Google, a Search engine is ? a program that searches for and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the World Wide Web?.
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3. Name a few search engines other than Google.
Answer: Popular search engines other than Google are Bing, Yahoo!, DuckDuckGo & Yandex.
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4. Who are the founders of Google?
Answer: Larry Page and Sergey Brin are the founders of Google while they were pursuing PhD at Stanford University, California.
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6. What does Google stand for?
Answer: The letters GOOGLE doesn?t stand for anything. It?s not an abbreviation. When Larry Page and Sergey Brin started the company they named it Backrub.After they realised they need a new name, they wanted to name as Googol.
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7. What are the most important Google Ranking Factors?
Answer: Most important Google ranking factors are: Quality Content, Quality Backlinks, Mobile Friendliness, Page Speed,Domain age, User experience, On-Page SEO, Social Signals, Content Freshness, Schema Code, Secure site with HTTPS, Domain Authority, Content Depth
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8. What is web crawling?
Answer: Web crawling is the process where search engine bots crawl websites for indexing. Those are called a spider or spider bot. Crawlers use hyperlinks to visit other pages, documents and bring information back to the web servers for indexing.
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10. What is Google Sandbox?
Answer: Google Sandbox Effect is a theory that states new websites are normally in the probation period (inside a box) and cant be able to rank well for its most important keywords.
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11. What is Google Autocomplete?
Answer: Google Autocomplete is a function in Google and other search engines. When a user starts typing in the search box, the Google autocomplete function gives you a list of options to complete your search.
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12. What is Googlebot?
Answer: Googlebot is Google?s web crawler to find, crawl and index web pages.
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13. What is DA?
Answer: DA which stands for Domain Authority is a metric developed by MOZ. It ranges from 0 to 100. The higher the better. The more DA you have the better the possibility of ranking.
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14. How important is DA?
Answer: DA is still an important metric for SEOs. They use it to quickly understand the quality of websites.
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15. Difference between DA and PA.
Answer: DA is Domain Authority. It explains the authority of your entire website. The higher the DA, the higher the possibility of ranking. But, DA is one of the hundreds of ranking factor. PA is Page Authority. It explains the authority of a specific page, based on the backlink, social sharing, etc.
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17. What is a domain?
Answer: People cant remember numbers but they can remember words. Domain names exist as it?s easy to remember a word or phrase instead of remembering long string of numbers. For example, Google.com is easy to remember than ?74.125.127.147?. It is simply a part of the address and works as a descriptor.
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18. What is a TLD?
Answer: Top Level Domain (TLD) is the final part of an internet address. There are different types of TLD are available like .com, .net, .org, .co.in, etc.
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19. What is ccTLD?
Answer: ccTLD is a country code top-level domains. Each country has their own domain extension. All ccTLDs are just two characters. For example, .in for India, .us for USA.
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20. What is web hosting?
Answer: If you consider buying a website is like buying a home, web hosting is the land (space) you buy.
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21. What does URL stand for?
Answer: URL stands for Uniform Resource Locator. It is the address of a web page or document on the www.
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22. What is White Hat SEO?
Answer: The list of methods which are following Google?s guidelines are called White Hat SEO.
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23. What is Black Hat SEO?
Answer: Black Hat SEO is a process of trying to manipulate search engine algorithms to improve the search engine ranking. The list of methods which are not following Google?s guidelines are called Black Hat SEO.
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24. What are the black hat SEO practices to avoid?
Answer: The following are the list of black hat SEO practices to avoid: Cloaking, keyword stuffing, link exchange, buying links, PNB, link hiding, link farming, gateway or doorway pages.
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25. What is a do-follow link?
Answer: Do-follow is the default hyperlink. When search engines finds a dofollow link, it crawls the page and pass authority from one website to another. More do-follow links from high authority sites means possibility of better ranking in SERP as backlink is still an important ranking factor. Example link:
Do-follow link Example
26. What is a No-follow link?
Answer: No-follow is another type of backlink where webmasters can tell search engines that not to follow the specific link.
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27. What is On-Page SEO?
Answer: On-Page SEO is the list of activities performed in the website pages to increase the performance of the website in seo ranking, user experience and conversion.Primary aspects of on-page SEO:Page title, Meta descriptions, Meta tags, URL Structure, Body tags, Keyword density, Image, Internal linking.
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28. What is a keyword?
Answer: Keywords are words or phrases search engine users use to find relevant content.
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29. What is keyword frequency?
Answer: Keyword frequency is the number of times a specific keyword phrase appears on a web page.
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30. What is Keyword Difficulty?
Answer: Keyword difficulty is a metric to define how difficult it is to rank for a specific keyword-based on its popularity and competition.
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31. What is Keyword Density?
Answer: Keyword Density is the percentage of times a keyword or phrase appears on a specific web page.
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32. What is Keyword Stuffing?
Answer: Keyword stuffing is a black hat SEO method which increases the number of keyword density to a far higher range in order to rank for potential keywords.
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34. What is long tail keyword?
Answer: Long tail keywords are phrases which have more than 4 words and very specific in nature.
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35. 49. What is bounce rate in SEO?
Answer: Bounce rate is the percentage of website users who leaves the website from the landing page without visiting any other page or without taking any specific action.
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36. What are header tags?
Answer: Header tags are nothing but header tags in your page.It ranges from
to with H1 being the biggest and H6 being the smaller header. H1 and H2 is considered to be the most important for SEO.
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37. What are meta descriptions?
Answer: Meta descriptions are HTML attributes which conveys what the page is about. It provides the description about the webpage.
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38. What are Internal Links?
Answer: Internal links are hyperlinks that connects one webpage to another webpage of your domain. Internal links structure is very important for both user experience and search engines.
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39. What are outbound links?
Answer: Outbound links are links that links your website to another website.
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40. What are inbound links?
Answer: Inbound links are links coming from another domain to your own domain.
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41. What is robots.txt?
Answer: Robots.txt is a text file. It instructs search engine crawlers about indexing and caching of a webpage, file of a website or directory, domain.
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43. Why is anchor text important to SEO?
Answer: Search engines use anchor text to understand the context of the page it is linking to. This holds some SEO value in terms of understanding search engines .
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44. What is Title Tag?
Answer: Title tag helps Google and users to understand the purpose of a web page.
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45. What is SEO Friendly URLs?
Answer: SEO Friendly URLs are URLs which are easy for both search engines and users to understand. URLs which are static instead of dynamic, without parameters, keyword optimized, reader-friendly & short.
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46. What is 301 redirect?
Answer: 301 redirect is a permanent redirect method to redirect users and search engines to redirect from old URL to new URL.
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47. What is Search Console / Webmaster Tools?
Answer: Google Search Console, previously known as Webmaster Tools is a tool Google provides to webmaster to check the health of their website in the eyes of the search giant. Not only webmaster can analyse the various aspects of the website like checking indexing status, crawl errors, crawl status.
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48. What is ALT Tag?
Answer: Alt tag is an HTML attribute that helps us to give a description to every image you publish in your website.
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49. What is Off-Page SEO?
Answer: Off-Page SEO is the list of activities performed away from the website to improve the ranking and visibility of the website.
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50. How important are backlinks?
Answer: Google considers backlinks like a vote. The more backlink a website has, the more popular and important it is.
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