Sunday, July 16, 2017

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Database server


Database server is a computer that provides DBMS (Data base management system) service to store or retrieve data by the client through the network.  It provides powerful database capacity with network. It also provides service to run database software such as Microsoft SQL Server etc.
Database systems are different from the normal systems .Database systems are more powerful and capable in storage and processing. The different programs or software are run on database system because it provides database services to many people and it can be done with strongest configured system.
Most of the database systems are client-server based. It means that database programs or applications run on two separate parts.
The client part of the program runs on the client providing an interface and handling functions such as data requests by the client. The other part is server .The server part of the program runs on the database server that controls the database (stored data), processes queries and replies to the request of the clients.

Example of Database server is cloud of Google which provide space to store your data .It is possible only with database server.    

Sunday, July 2, 2017

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What is web server?


Web server is a computer or a program that host the websites and gives information to the client according to their request. It serves the files which form Webpages with the use of HTTP (hyper text transfer protocol) protocol to the user. The client first send the webpage request to the server and then server respond to their request by opening the webpage on WWW (World Wide Web).In a computer when special program or operating system is installed which make it different from person computer. The special operating system or program which is installed to make is called NOS (Network Operating System). 
NOS provide the environment to the server, connect to the internet and provide service to the people. The services provided by web server are like web hosting, fetch Webpages, etc. It gives space to the website by hosting them.
Some web servers are:-
Apache, Google web server (GWS), Microsoft IIS (Internet Information Services). Ngnix, etc