A list of frequently asked SEO interview questions and answers is given below.
1) How can you define SEO?
SEO stands for Search Engine Optimization. It is a process of increasing the number of visitors to a website. This increases the visibility of a web page and increases the quantity and quality of traffic to a website so that it can appear at the top of search engine pages.
It optimizes websites for search engines and thus helps in achieving high rankings in search engine result pages when users use keywords related to their products or services. Therefore, it improves the amount of traffic to a website as well as quality through organic search engine results.
2) Who does SEO?
They are called SEO executives, Webmasters, Websites Optimizer, Digital Marketing Expert etc.
SEO Executive: He is responsible for increasing the number of visitors or traffic to the website using various SEO tools and strategies.
SEO / SMO Analyst: He is responsible for planning and implementing SEO and social media strategies for clients. He is believed to understand and support initiatives to achieve the objectives and goals of client campaigns.
Webmaster: He is responsible for maintaining one or more websites. He ensures that web servers, software and hardware are working smoothly.
Digital Marketing Specialist: He is responsible for planning and executing digital marketing programs to promote the brand or increase sales of customers’ products and services.
3) What are the basic tools required for SEO?
Google Webmaster Tools, Google Analytics, Open Site Explorer, Alexa, Website Grader are some of the free and basic tools that are commonly used for SEO. However, there are many paid tools like Seo Moz, spydermate easily available in the market.
Google Webmaster Tool: This is one of the most useful SEO tools. It is designed for webmasters. It helps webmasters to communicate with Google and evaluate and maintain their website performance in search engine results. Using the webmaster, one can identify issues related to the website such as crawling errors, malware issues, and more. This is a free service offered by Google, anyone who has a site can use it.
Google Analytics: This is a free web analytics service offered by Google. It is designed to provide analytical and statistical tools for SEO and digital marketing. This enables you to analyze website traffic and other activities happening on your website. Anyone who has a Google account can use this service.
Open Site Explorer: This is a Mozscape index-powered workhorse designed to research backlinks, find opportunities to build links, and explore links that can badly affect rank.
Alexa: This is a global ranking system that compiles a list of the most popular websites based on web traffic data and assigns the Alexa rank to the website accordingly. Alexa rank is lower, and a website more popular, eg, a site with rank 150 will have more visitors than a site with rank 160.
Website Grader: This is a free online tool designed to grade a website against some important metrics such as performance, SEO, security, and mobile readiness.
Some Paid SEO Tools:
SEOMoz: This is a premium SEO web application designed for SEO. It provides analytics and insights to improve your search engine ranking. It is a collection of various SEO tools that cover all the important areas of SEO.
Spider Mate: This software allows you to improve the ranking of your website and also provides various ways to promote the website. This enables you to manage your web portal to attract more and more traffic to your site.
4) Define ON page and Off page SEO?
On page SEO: This means optimizing your website and making some changes to the title, meta tag, structure, robots.txt and so on. This involves optimizing individual web pages and thus improves rankings and attracts more relevant traffic to your site. It is this type of SEO, can optimize both the content and HTML source code of a page.
The main aspects of on page SEO are:
- Page Title: It should be relevant, unique and should include your main keywords.
- Meta Description: There should be a meta description for each webpage, and it should contain keywords relevant to your content.
- Meta tag: You can add a set of keywords as meta tags for each of your pages.
- URL structure: You can include search engine friendly URLs for your webpage as it improves crawling. In SEO, shorter URLs with targeted keywords usually perform better.
- Body tags (H1, H2, H3, H4, etc.): You can use body tags to break up your content into paragraphs to make it easier to read.
- Keyword density: You should include relevant keywords in your content, but avoid excessive repetition or excessive use of keywords.
- Image: You can use relevant images within your content to make your page visually more attractive and thus improve the SEO of your site.
- Internal linking: You can place links to your other web pages to enhance your website. It enhances navigation and crawling.
Off Page SEO: This means optimizing your websites through backlinks, social media promotion, blog submission, press release submission and more.
The main aspects of off page SEO are:
- Social Networking Sites: There are many social networking sites like Facebook, LinkedIn, Twitter, etc. where you can build your business page and perform similar tasks to improve the SEO of your site.
- Blogging: You can write a blog for your website, product or service and submit it to niche blog directories and blog search engines.
- Forum Marketing: You can find online forums related to your site and interact with them by answering threads, answering questions, giving advice and more.
- Social bookmarking: You can submit your blog posts and pages to relevant and popular bookmarking sites such as Digg, Delicious, Reddit, etc.
- Link Building: You can create external links on your site to bypass your competitors and improve your rank.
- Press Release Submission: You can distribute your media releases in various mediums, so that the authorization is backlinked and communicated to the public. This can bring your site to the first page for your keyword.
5) What is the difference between On Page SEO and Off Page SEO?
In on page SEO, optimization is performed on a website that includes title tags, meta tags, site structure, site content, canonicalization problem solving, managing robots.txt, and more. Backlinks and social media is on the building of promotions.
On Page SEO Techniques:
This mainly involves customizing the page elements:
- Page title
- Page Description
- Canon URL
- Open graph tag
- Page headers and sub-headers
- paragraph text
- Alt image tag
- Internal and external links
Off Page SEO Techniques:
It mainly focuses on the following methods:
- Link building
- Social media
- Press release submission
6) Tell the names of some Off page SEO techniques?
There are many off page SEO techniques such as:
- Directory submission: You can submit your site to a special category of a web directory, for example, if you are giving online tutorials, you should submit your site to the education category of a web directory. This will help you create more backlinks.
- Social bookmarking: It enables you to store your links on bookmarking sites. These links serve as backlinks and thus help improve the SEO of your website.
RSS (Really Simple Syndication) Submission: This allows you to submit RSS feeds to RSS Feeding Directory sites to improve the SEO of your site.
- Article posting: This enables you to submit articles to popular article submission directories. It gives you backlinks and improves the page-rank of your website or blog. You have to submit articles in relevant categories for better results.
- Blog posting: It allows you to post a blog and thus you can provide fresh content to your users regularly. Blogs help convert prospects into real customers.
Press Release Submission: You can write a press release about your company’s new events, products and services and submit it to PR sites.
- Forum posting: This enables you to build quality inbound links by participating in online discussion forums.
7) What is Google?
It is an American multinational company that specializes in Internet-based products and services. Its services include a search engine, online advertising, cloud computing, software and more.
8) Who invented the Google?
It was co-founded in 1998 by Larry Page, an American computer scientist and Internet entrepreneur, and Sergey Brin, who is also an American computer scientist and Internet entrepreneur.
9) What do you understand by a search engine?
A search engine is a web-based software program, developed to search and find information on the World Wide Web. It enables Internet users to search for information through the World Wide Web (WWW). The user needs to enter a keyword or phrase in the search engine and then the search engine searches websites, web pages or documents with similar keywords and presents a list of web pages with similar keywords in the search engine result pages.
We can say that it usually answers queries entered by users as a list of search results. So, it is a web-based tool that enables us to find information on the World Wide Web. Some popular search engines are Google, Bing and Yahoo.
10) What is the usage of an anchor tag in SEO?
Anchor tag is used to create click-enabled text written on a hyperlink, that is, it is a clickable text in a hyperlink. This enhances the user experience as it takes users directly to a specific area of a webpage. They do not need to scroll down the information to find a particular section. So, this is one way to improve navigation.
It also enables webmasters to keep things as there is no need to create different web pages or to split a document. Google also sends users to a specific part of your page using this tag. You can associate the anchor tag with a word or phrase. This takes the reader to a different section of the page instead of another page. When you use this tag, you create a unique URL on the same page.
11) What are some techniques of Black Hat SEO?
- Keyword stuffing: Search engines study the keywords included in a webpage to index a webpage or site. So, some people increase the keyword density in their web pages to get higher rankings. Keywords should be 2 to 4% of the total world count, increasing keyword density beyond this is known as Black Hat SEO because it is against Google’s SEO guidelines.
- Cloaking: In this technique, web pages are coded so that visitors see different content in a webpage and search engines see different content on the same webpage. Raising the rankings in this way is also against the search engine guidelines.
- Doorway Pages: These pages are full of keywords and do not contain quality content and relevant information. They redirect users to a different page to increase that page’s ranking. It is also against Google’s guidelines.
- Hidden Text: This is text that can be viewed by search engines, but cannot be viewed by visitors. It is used to hide irrelevant keywords and hide text or links to increase keyword density and improve internal link structure.
- Article spinning: This refers to an article many times producing its own separate copies in such a way that each copy looks different from the other copies and is treated as a new article.
- Duplicate Content: This is content that is copied from one site and uploaded to another site. This is known as plagiarism.
12) Which type of website is good for SEO purpose?
- A website built on Flash. or
- A website built on HTML5.
Content presented in a Flash website is difficult to parse by search engines, therefore, it is always preferred to create a website in HTML for better SEO detective.
13) Which are the most important areas to include your keyword for the SEO purpose?
Page title, H1, body text or content, meta title, meta description, anchor links and image alt tag are some of the most important areas where we can include our keywords for SEO purpose.
14) What is webmaster tool in SEO?
A webmaster is a free service by Google that provides free indexing data, information, crawl errors, search queries, CTR, website malware errors and renders XML sitemaps. It is a collection of SEO tools that allows you to control your site in Google as well as allows Google to communicate with webmasters. For example, if anything goes wrong such as creep mistakes, lots of 404 pages, manual penalties and identified malware, Google will talk you through this tool. If you use GWT, you do not need to use some other expensive devices. So, this is a free toolset that helps you understand what is happening with your site by providing useful information about your site.
15) What do you mean by Spider?
Many search engines use programs called spiders. Spiders are also known as crawlers or robots. They act as automated date search tools that visit every site to find new or updated web pages and links. This process is called web crawling. Spiders follow hyperlinks and gather text and meta information for search engine databases. They collect as much information as they can before relaying to the search engine’s server.
Spiders can rate the content being indexed to help search engines find their level of relevance. They are called spiders because they travel to multiple sites simultaneously, i.e. their legs are spread over a large area of the web. All search engines use spiders to modify and build their index.
16) What are Meta Tags?
Meta tags are HTML tags that are used to provide information about the content of a webpage. They are the main elements of SEO. Meta tags are included in the “head” section of HTML, e.g. The <head> meta tag is placed here </head>.
There are three types of meta tags. Each tag provides specific information about the content of the page. for example:
- Title tag: This is the most important of all meta tags. It tells the search engine the title of your webpage, and it appears in the search engine listing above the URL of your webpage or website. For example: <title> title text </title>
- Description Meta Tag: This tag contains a summary of your site or webpage. This enables search engines to display a short description of your page in SERPs. Through this tag, you tell users what your site is and what you are offering. For example: <meta name = “description” content = “summary of your site” />
- Keyword Meta Tag: In this tag, you insert all your main keywords and phrases that describe the content of your webpage. For example: <meta name = “keyword” content = “keyword” />
17) Does Google use the keyword meta tags?
No, Google does not use keyword meta tags in web search rankings. It is believed that Google ignores meta tag keywords due to its misuse.
18) What is cloaking?
Cloaking is a black hat SEO technique that enables you to create two separate pages. One page is designed for users, and the other for search engine crawlers. It is used to present different information to the user than is presented to the crawler. Cloaking is against Google’s guidelines, as it provides users with more information than they expect. So, it should not be used to improve the SEO of your site.
Some examples of cloaking:
- Submitting a page of HTML text to search engines and showing visitors a page of images or Flash
- A page should include text or keywords only when requested by the search engine and not by a human visitor
19) What is the difference between SEO and SEM?
SEO: It is a process of increasing online visibility, organic (free) traffic or visitors to a website. It is about optimizing your website to achieve higher rankings in search result pages. It is a part of SEM, and it gives you only organic traffic.
- On-page SEO: This relates to the optimization of a website for maximum visibility in search engines.
- Off-page SEO: This is related to obtaining natural backlinks from other websites.
SEM: It stands for Search Engine Marketing. This includes buying space on the search engine results page. It transcends SEO and includes various methods that can provide you more traffic like PPC advertising. This is a part of your overall internet marketing strategy. The traffic generated through SEM is considered the most important because it is targeted.
SEM includes both SEO and paid search. It typically uses pay per click (PPC) listings and paid searches such as advertisements. Search advertising networks generally follow a pay-per-click (PPC) payment structure. This means that you only pay when a visitor clicks on your ad.
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