Monday 29 July 2013

WHAT IS SKYPE AND WHAT ITS HISTORY

INFORMATION ON SKYPE:

Skype was originate in 2003 by Janus Friis and Niklas Zenstorm  from Denmark and Sweden respectively. The Skype software was developed by the Estonians Athi Heinla, Pritt Kasesalu and Jann Tallinn. Friss and Niklas Zenstorm were also behind the development of the software Kazza. In August 2003, the first public beta version was released.

Skype is a proprietary voice-over-IP service and software application developed by the Skype team its sister product was also launched by the Skype team at the same time  that is Microsoft Lync which is fix on a large business. Before the end of the month 2010 Skype has 633 million plus registered users before the end
Skype
of the month 2010.Skype was bought by 8.5 billion dollars at the year 2011 by the Microsoft. Microsoft Skype main HQ is Luxembourg but the 44% of the partners and the development team are in Estonia. Skype is the best software for chatting and video calling its service allow users to communicate with others through microphone or webcam. Skype to Skype video and audio calling and chatting service is free on Skype but calling to land line numbers are not free for this we have to buy Skype credits which are available at different rates depending on your country.Skype has also become famous for its file transferring and video conference call.

Some network administrators have forbid Skype on corporate, education, network , home and government , the main reason for this prohibit is inappropriate usage of resources and for security concerns.

On 1st September 2009 it was announced that eBay was selling 65% of Skype for 1.9 billion dollars and at that time its worth is 2.75 billion dollars.

On 10 may 2011 Microsoft corporation obtain Skype communications for US$8.5 billion.


FEATURES OF SKYPE:

All those users who are registered on Skype are added to the Skype directory with and they are identified by a unique Skype name selected by a user, himself . Skype allow all registered users to communicate with users whom they know they can communicate by instant messaging service of Skype or they can also communicate through voice chat. Voice chat allows telephone calls between pair of users and conference calling. Skype chat also allow users to do group chat, emoticons  or they may edit or keep the history of the chat. The users can also send offline message but is it is not seen by other user with in a week it was automatically deleted without any notification. Skype also allow users to receive local phone call on their PC but this service was only available in the following countries Australia, Belgium .Brazil, Chile, Columbia, Denmark, Estonia, Finland, France, Germany, Hongkong, Hungary, Ireland, japan, mexico, Nepal, Newzeland, Poland, Romania, South Africa, South Korea, sweden, Switzerland, Turkey, nether land, united kingdom, and the United States of America.

Skype supports conference call up to 25 people at one time. Skype also gives an opportunity to do video chat between two people for free but Skype don't provide emergency calling system like call to police or call to fire brigade e.t.c. Free video messaging was launched by Skype on 14 July 2011  which can be operated on windows, Mac blackberry and android.


SOCIAL IMPACT OF SKYPE:

Skype has really change the life like with Skype video calling service we can talk to other like our relative or friends face to face, without being in actual reach of each other and people can relate to each other more frequently not only this it also become easier to make contact someone who is out of reach, it becomes one of the fastest way to spread information world wide. Skype also gives an opportunity to download or send any file through instant messaging other than that it also gives an opportunity to make conference call through which it is easier to hold conference and send business deals electronically.  


Sunday 28 July 2013

WHAT IS WEBSITE HOSTING

WHAT IS WEBSITE HOSTING:

Web hosting service is a kind of internet hosting service that allows separate and association to make their  website reachable via the world wire web (WWW).  There are several web hosting companies that leased
website hosting
for use by clients.The reach of web hosting service differ greatly the most essential is home page and small scale file hosting where document can be transmitted via (FTP) file transfer protocol. The files are usually carry to the web with minimum processing. There are many Internet service providers who are offering this service free to the members. Usually direct or personal website hosting is totally free but there are some companies who are charging some money like they charge $1.99 for web personal web hosting service but there are huge expenses for  business website hosting.

Hosting companies may also gives an opportunity for an interface or control panel  for managing the web server and installing penmanship. Some hosting companies are specialize in definite software which are frequently handled by large companies.


DIFFERENT KIND OF HOSTING:

Internet hosting kindness can run the web servers.
there are different type of hosting some of which are mentioned below,
  • FREE WEB HOSTING SERVICE: free web hosting service are offered by some organization with limited time services which are occasionally supported by advertisement.
  • SHARED WEB HOSTING SERVICE: shared web hosting is the most popular form of web hosting share web hosting service is also known as virtual hosting service. It is called shared because
    many dissimilar web application are stored on one single physical server and thus shares its resources. A unconnected account with specific parameters and a web-based account administration is assigned to each users. Web based interface control panel gives new users or beginners quick access and full control over there account. 
  • RESELLER WEB HOSTING: resell web hosting allow users to become web host themselves.  The reseller purchases the host service in wholesale price and then sells them to the customers usually for the purpose of profit. Reseller hosting doesn't require any extensive knowledge of the technical aspects of the web hosting.
  • VIRTUAL DEDICATED SERVER: virtual dedicated server is also known as virtual private server this divides server resources into virtual servers. The virtual private server runs its own copy of its operating system and users have super user level access to that operating system, so the user can download any software that runs on that OS. 
  • CLUSTERED HOSTING: when multiple servers or or multiple hosting companies hosts the same content for better utilization. Clustered hosting service is the best hosting service to get maximum traffic for the website. A cluster may also separate the web serving from the  database hosting ability.

ALWAYS READ THE TERMS AND CONDITION BEFORE APPLYING TO ANY HOSTING COMPANY.


Saturday 27 July 2013

THE ACTUAL MEANING OF DOMAIN NAME

WHAT IS DOMAIN NAME?:

A domain name is an identification string that defines a control, autonomy and authority on the internet.they
are formed by the DNS(Domain name System) through there rules and regulation. Any name registered in the DNS is a domain name. They are used in various networking contexts and addressing purposes. Usually it represents the an IP(internet protocol) resource. (FQDN) a Fully Qualified Domain Name that is completely specified in the ranking of the DNS. Domain name, usually they are written in lower case and they are case-insensitive.

PURPOSE OF DOMAIN:
Specially domain names represents a internet protocol (IP) resource. Domain names are used as simple identification labels to indicate the control of a resource. The most important function of Domain name is to provide easy identification names to difficult addressed internet resource. Usually domain names are used to establish separate identity. Administration can choose a domain name that agree with their name. Generic domain name grow popularity.
the use of domain names may subject website to trademark law. In 2010 the number of active domain reached to 196 million.


DOMAIN LEVEL:

There are two level of Domain,
  1. Top-levels Domain
  2. Second-level and lower level Domains 

TOP-LEVELS DOMAIN:

com,net and org are the excessive level of Domain names of the internet.when the domain name was think up in the 1980s, the domain name was separated into two main category of Domain. 1st one is the country code top-level domains (ccTLD) which were based on area key of ISO-3166 country contraction. The 2nd
domain name
category of Domains is generic top-level domains which represents a set of categories of names and multi-organizations such as gov,edu,com,org,net e.t.c on 21st October 2009, 21 generic top-level domains and 250 country code top-level domains survive.

SECOND-LEVEL AND LOWER LEVEL DOMAIN:

After the top level domain in the domain name ranking are the second-level domains (SLD).example of second level domains are .co , .uk e.t.c. 


AFTERMARKET OF DOMAIN NAMES:

There are most of the million dollars domain deal are carried out secretly and go unreported.the most expensive domain name on sale were,
  • Insure.com $16 million in 2009
  • Fund.com 9.99 million pound in 2008
  • Fb.com for $8.5 million in November 2010



DOMAIN NAME INCERTITUDE:

As it is mentioned upper that Domain names are not case sensitive, and some may be misunderstand in certain use of capitalization like Expertexchange.com  a programmers discussion site for a very long time used expertsexchange.com but in the end they change the name experts-exchange.com





THE DISCOVERY AND HISTORY OF FACEBOOK

DESCRIPTION:

Facebook is online social networking. It was founded in February 2004 by Mark Zuckerberg with his college friends at Harvard University.Facebook was further added to Stanford university.It allow user who are 13 years or elder than that to register under this site. once you have created your account on Facebook
Facebook logo
you may create a personal profile, add anyone as your friend you can also chat with others and you can also receive automatic notifications. Facebook is no 1 social network and on September 2012 Facebook has over one billion active users out of which 8.7% are fake users. in may 2011 there are 7.5 million children under 13 and 5 million under 10 who are using there Facebook accounts.


REVENUE FROM FACEBOOK:

Most of the Facebook revenue comes from advertising. As comparing to the major websites Facebook has lower CTR rates. When Facebook users click on advertisement an average is of 0.04%  of the time and when users click on Google advertisement an average is of 8% of the time. If we compare My space with Facebook it has 2.5% better rates than Facebook that is 0.1% but as compare to other website it is very low. Facebook has low rate of ctr and because of this users usually ignore the advertisement on Facebook and they use Facebook for just chatting purpose.

on November 15 2010 Facebook had acquired its own domain name  fb.com from the American Farm Bureau Federation but they didn't tell the amount of that domain. On 11 January 2011 the farm bureau disclosed the amount that is $8.5 million in domain sale income.


USER PROFILE OF FACEBOOK:

In Facebook user can create profile with there photos, his personal interest,contact information and his other personal details. Facebook has chat feature through which user can privately chat  with each other and they can also create pages or like pages which is use for  advertising. On June 2013 Facebook introduced a usernames feature other than that many new smart phones offers to access to Facebook through there web browser or applications.

more than 425 million active users access Facebook through there smart phones across 200 mobile operators in 80 countries.


FACEBOOK COMPARISON WITH MYSPACE:

Many people compare Facebook with Myspace so the major difference is the level of customization another
comparison
major difference is that Facebook require users true identity for signup process but Myspace didn't want. Myspace allow users to decorate their profile with other widgets and html while Facebook only allow users to decorate it with plain text it shows that Facebook have simplicity. Facebook has number of features through which users can get attract like any user of Facebook can view the profile of any other user if their is no privacy in their account it also gives an opportunity to poke each other( a notification will come after that user will be told that he have been poked).users can upload photos and albums or video in Facebook. My space is much better than Facebook for just ctr purpose.

VIDEO AND VOICE CALLING:

In April 2011 Facebook launches its voice call system through which users can call over the world from anywhere using the Facebook chat if user is offline voice message service is also available on Facebook.On 6th July 2011 Facebook launched its video calling service  using Skype as its technology partner.


PRIVACY FOR FACEBOOK:

Users are to concerned about the privacy for their Facebook account because their are many account which was hacked by the hackers and they misuse it so regarding this purpose Facebook enables user to choose their own privacy settings. Facebook requires a user name and profile picture to be accessible by everyone.


SOCIAL IMPACT OF FACEBOOK:

Facebook has seriously affected the social life it not only affect the social life but it make life change too, like
as Facebook is available in many mobile devices which allow users to continuously stay connected with friends or relatives wherever they are in the world. It also unite people together like when many users likes the same page or having common interest. therefore there are many people who are saying that Facebook is not beneficial because youth are destroying they don't give time to there studies other than that they are continuously chatting with there friends on Facebook. 2nd most important reason is that antisocial tendencies increased because people are not directly communicating with each other.