Search Engine Optimization Interview Questions | Page 3

Question 21:

What are Meta Tags?

Meta Tags are basically HTML tags which describe about page content. Though these meta-tags are not visible to user as content but these are visible and read by Search Engine and helps improving search engine result. To check meta tags of any webpage, open any website for example:- Modern Pathshala . Now click right mouse button and select  View Page Source. You can see following meta tags as highlighted.

Meta Tag

Question 22:

Can you differentiate 'nofollow' and 'dofollow'.

Consider any link on a page of your website. What if you don't want it to be followed by search engine?


Do follow links points to another site and pass link juice to a page, which help to increase the page rank of the page linked to.



No follow link does not point to another site and it does not pass any link juice to a page & don't help in increasing the page rank of the page linked to.

For example:

<a href="" rel="dofollow/nofollow">Google</a>

While both of the links are clickable by human but it importance varies for search engine for page ranking.

Question 23:

What is Cache?

Whenever crawler visits to any website it stores the snapshot/copy of webpage at its end. You can check for the page or website even after the website is not in existence or not available using the cache available at search engine cache copy. For example:


You can see the details on the top which states about the information when the snapshot taken by Google search engine.

Cache Search Engine

Question 24:

Define ALT tag and it's importance.

The alt attribute is used in HTML documents to specify alternative text that is to be rendered when the element to which it is applied is not available/rendered. It plays very important role in SEO as they cannot read images rather they use alt tag to understand what the image is all about.

Question 25:

What do you know about Adsense?

Adsense is a program run by Google in which publiser provide portion of space of their website/blog to server Adsense ads. These advertisement are showed based on the relevance of content and are managed by Google itself. Google pays for adsense program based on PPC(pay-per-click) and PI(per-impression).

Question 26:

What do you know about RSS?

RSS stands for Really Simple Syndication. RSS is used to publish frequent updated information which includes blogs, articles,news to RSS aggregrator. An RSS aggregrator is a program which constantly waits for websites for which you subscribed for RSS feed. When something changes on a website/or posted it instantly sends to RSS aggregrator. RSS aggregrator can be either Web Based or Desktop Based.

Question 27:

What is Alexa?

Alexa provides the measurement of website's popularity/ranking based on the number of visitors & number of pages viewed. You can check various aspects related to your website such as number of visitors based on geography, bounce rate, top kwywords from search engine, total sites linking into your website etc.

Question 28:

What is Phantom Update?

Phantom is a core and major google update, which rolled out on 8th May 2013. This updates mainly focused on Content quality of websites across the web. When we say quality of content Google may consider: poor content, poor design, duplicate content, page not found error etc.

Question 29:

What is Panda Update?

Google released new search engine update on February 2011 to search results ranking and named it as Google Panda. The change aimed to lower the rank of "low-quality sites" or "thin sites" and return higher-quality sites near the top of the search results.

Question 30:

What is Pigeon update?

Google Pegion is the new update rolled out by the Google search engine to improve the quality of local searches relying on location and distance to provide better search results to user. Along with this the local directory sites are given preferences. This update was rolled out on July 24, 2014.

Share interview questions


comments powered by Disqus


Social Media