Difference between app server and web server => http://ttowecdesgi.nnmcloud.ru/d?s=YToyOntzOjc6InJlZmVyZXIiO3M6MjE6Imh0dHA6Ly9iaXRiaW4uaXQyX2RsLyI7czozOiJrZXkiO3M6NDQ6IkRpZmZlcmVuY2UgYmV0d2VlbiBhcHAgc2VydmVyIGFuZCB3ZWIgc2VydmVyIjt9 You can also put them on a seperate switch which makes it much it harder to intercept any of the data. As it can be pricey to have two computers running just to have a small site with both functionalities, it is possible to have both the application server and web server within the same machine. This is used for uploading and downloading files. An application server may contain web servers, that is the reason it is considered more superior than a web server. It may be used alone or as a component in an application server. Application server and web server both are used to host web application. The most important function of a web server is to keep files for web-browsing always active. Application server can also be installed on the same web server machine. This is the best and most succinct answer. This then comes to part two of your question- a database is software that is run on a server or multiple servers. Only a particular number of requests can be served by a web server in one second. Now, you have one machine that handles your web requests which is called Web server. For example, web browsers such as Internet Explorer, Chrome etc. Most Application Server Frameworks contain a comprehensive service layer model. So, these are the differences between Web server, Application server and Database server according to me. What is the difference between application server and a Web server? - The server-side program looks up the pricing information from a database or a flat file. Application Server vs Web Server Application servers and web servers common terminologies when discussing the World Wide Web. Many of us have encountered a web server, even though most people do not know it. A web server refers to the or hardware that is used to serve content, like pages and other media, to end users. This is what your web browser communicates with and gets from. On the other hand, an application server refers the software or hardware that runs specific applications. Application servers and web servers have many uses and it is not uncommon for a site to have both of these servers. The web server delivers the primary content while the application server runs the applications that provide additional content. Both can exist without the other though. Web servers for simple content do not application servers. Applications servers that target non web-based networks do not need to have web servers. Application servers are a lot more flexible than web servers because of the way they are set-up; applications have a lot more resources and freedom in execution. This may open-up the server to certain vulnerabilities that attackers can exploit. The limited things that can be done on a web server make it easier to secure. As it can be pricey to have two computers running just to have a small site with both functionalities, it is possible to have both the application server and web server within the same machine. This is called virtualization and the machine that runs them is both an application server and a web server. An application server is a platform for running specific applications while a web server is a platform for delivering content over the internet 2. Application servers are often deployed in support of a web server 3. Application servers are more difference between app server and web server than web servers 4. Application servers are less secure than web servers 5. An application server and web server can reside in the same machine.