MOST POPULAR APPLICATION SERVER IN JAVA

Names of application server in java, when you can use shared server and when to use dedicated server, how to select the right application server etc is given in this topic.

First of all, application server sits in between web server and database server. Further , there are many application server examples. application server WebSphere is one such server. Most of the application servers in java given below.

Now a server is a software running on a machine to handle requests from the clients. Also, this runs 24X7 as it connected to internet. So, the website stored on the server.

Moreover, we have web server, application server and database server installed on same machine or different machines depending upon the load and volume of work, No. of visitors etc. .

First of all when you have a website that handles 1000 visitors request on a daily basis you can have shared hosting and all these servers are installed and run on the same machine./computer.

Further if we have big database and more than one lakh visitors daily then it is better to hoist on dedicated server with VPN for security reasons. Then we will have three servers installed on three different machines but the functions remain the same.

What does the webserver , application server and database server handle?

First of all Webserver handles HTTP requests and hands out HTML pages. Further, Webserver runs on Apache, Nginx, IIS, Microsoft etc. Also, Webserver can map the parts of URL (Uniform Resource Allocator) into

an external and internal program

A local file resource

So,If there was no webserver then requesting a name file and age file will be like this

https:// file://c://documents%nameand%age/Home.index.html

Moreover, in case of bank our login request is the web server request. Also, It resides on port 80/443 and handles HTTP request . However, If page not found the error message 404 – page not found flashes.

Now application server is go between web server and database server. So,an application server can often be described as a software framework that resides on the middle tier of Service centric architecture. However, database is never available on the internet for security reasons. Most noteworthy is that it is the dynamic application server which fetches the database for the client using some protocols . Now these protocols depend upon application business logic. In banks to serve their purpose they use Application server Flex cube. Application server will always sit on DMZ.

However , Database server uses protocols ODBC ,JDBC etc. Also, it runs on MYSQL, Oracle, Postgre SQL etc

Need for application server

Application server integrates database with existing system

Helps to solve complex transaction

E Commerce

website support

web integrated collaboration

Load balancing

Messaging

clustering

Persistence

redundancy high performance

What will happen if there is no application server

First of all, Webserver can only handle HTTP request so the webpage will be displayed and pricing information will be handed over to server side program .Now, suppose the query is about price of certain product the pricing information will be displayed but comparisons and other logical analysis will not be available. So, application server uses its business logic application to give useful information.

How to choose right application servers

  1. Reliability and performance are the Key factors
  2. Reviews of users will guide your purchase
  3. Use of free VPN or paid VPN is must to protect from third party

Examples of Application server in Java

JBoss is a open source application server in Java server for JBoss community

Glassfish Provided by Sun Microsystems and now acquired by Oracle

WebLogic : Provided by Oracle . it is more secured

WebSphere : provided by IBM

WildFly

Apache Tomcat

Apache Tom EE

JoNAS

blazix

Now for WebSphere application software details visit

outbound links

https://pixabay.com/photos/person-woman-asian-female-801823/

https://www.quora.com/What-is-the-difference-between-a-web-server-an-application-server-and-a-database-server

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webhosting comparison webbuilder or cpanel

web hosting services?

First of all, Web hosting service is a type of service in which individuals and organizations make their website across world wide web. (source:Wikipedia)

Furthermore, Web hosting service provides all technologies and services for launching of website on the internet. So, Without hosting provider website is not viewed or browsed on the internet. Even hosting provider deliver the site to viewers. So, they store data on your website in a special computer called server.

server?

Most noteworthy, a server is a computer program that provides services to other computer program and their users in the same or other computer.

webserver from webhosting services?

Moreover, a webserver is a program that uses HTTP to serve files to form web pages for users when they forward their requests from their computer.( Source : google)

Thus a server is either Linux or windows based . Even Google uses the Google web service which is Linux based webserver that Google uses for online services. Thus, heading webservers Apache not Apache backed on any other open source software, Microsoft internet information service, nginx from NGNIX.

webhosting services offering Disc space ?

However, hosting service offers a certain amount of disc space for usage, storage, retrieving of records when necessary.

Records with webhosting services?

So, Records include data base, emails, web files, images, videos etc.

bandwidth?

Now, Bandwidth the amount of data transferred at one time.

data transfer?

Thus,Data transfer the actual amount of data transferred. So,If the bandwidth is less then it is slow to load. So lot of data is not available to viewers.

Monthly website data transfer= visitors x average page size x page views x 30 days

what does webhosting services do?

Therefore, Web hosting services provide technology and disc space to store your data on website and connects your website with browser.

website builder ?

Thus, Websites builder are tools that typically allow the construction of web sites without manual code editing. It fall into two categories

  1. Online prospecting tools which web hosting companies provide.
  2. Offline website builder come as software programs that you download and install on your computer for creating pages and then publish on any host.(Source : Wikipedia)

What is cpanel web hosting ?

Firstly,C panel is an online Linux based web hosting control panel providing a graphical interface and automation tools designed to simplify the process of hosting a website to the website owner or the end user. (Wikipedia)

HOW DOES WEBSITE BUILDER DIFFER FROM C PANEL?

First of all, website builder gives templates from your hosting services which you drag and drop to construct your site. In C panel installation which means you get a control panel or web based interface where you can manage all services in single place. This program gives users a graphical interface from which they can control their portion of unix server.

distinction based on uses

Furthermore, web builder allows hosting only one website whereas in c panel hosting you can host as many websites from the same hosting provider. Moreover, this web builder are not used for e commerce, whereas in cPanel hosting it is for e commerce.

difference based on advantages and disadvantages

Lastly web builder hosting is easy to use and simple to understand. Even a non technical person can build a website easily if he knows basic computer operations. Even though c panel hosting is easy to understand, learn, use, tried and time tested, saving lot of time and money, auto installed software yet the disadvantages like lot of features, easy to change settings by end user, costly sometimes if it is not attached to free hosting service, outdated software etc makes it cumbersome.

distinction based on access

For C panel access using “https” on port 2083 or simply by adding”/cpanel” to end of host name.

In web builder you have no such feature just a login.

Thus
cPanel is one of the most popular Linux-based web hosting control panels, displaying key metrics about your server’s performance and allowing you to access a range of modules including Files, Preferences, Databases, Web Applications, Domains, Metrics, Security, Software, Advanced and Email modules.

How does web builder differ from web hosting services?

First of all with web builder you develop a website. The types and purposes of website are given here.

Web hosting is a service which allows individuals and organisations to launch their website across world wide web.

web hosting services provides web builder as it involves only drag and drop and can be done by any non technical person with basic computer skills.

Furthermore,Without web hosting service website will not exist. So,Web hosting provides technology and disc space to store your data on the website and connects your website with browser.

conclusion

Finally,Selecting of web builder or c panel depends on the website owner, the type and purpose for which the website is constructed.

The types of servers , different hosting service providers, and the mistakes to be avoided while creating a website design will be discussed in detail.

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