Download and install comptia security plus app from google play store.

Though Google gmail is not among the first to come up with free email accounts for public, it has become very popular. Google provides a suit of free utilities including gmail, gdocs, google analytics, google web master tools, etc.

Google adsense is one of the most widely used ad network for which there are millions of users. Adsense works by placing a small ad on the website content page, which when clicked by a website visitor, will lead the visitor to another site.

PPC short for Pay Per Click, is one of the widely used models in search engine monetization. For example, Google and Bing offer PPC which enables businesses to bid for keywords and acquire first place in search engine results. PPC for some papular keywords such as web hosting, car rentals, etc costs several dollars per click

Google, being the most widely used search engine, requires special consideration in optimizing your website for search engines. Google has expanded its services from being a simple search engine to offer google email, google docs, google adsense, google adwords, android operating system, google analytics, google webmaster tools, and several others.

The page offers search engine dependency of various prominent search engines. Though the article is a bit older, the search engines are still inter related to one another one way other other. Prominent search engines includes Google, Bing, Yahoo, Ask, duckduckgo, and others.