Scalability, Pubsubhubbub And Http Load Balancing

Social media, Facebook specifically, has become one of the most successful forms of websites on the Internet. According to Facebook Company statistics (Info, 2016) there are over 1.65 billion monthly active users as of March 31, 2016. Additionally there are 1.09 billion daily active users for

MQTT is an extremely simple and lightweight publish/subscribe messaging protocol. It was designed for constrained devices and low-bandwidth, high-latency, or unreliable networks. The service publishes its capability and data to an MQTT broker and subscribes to specific topics for input interfaces.

Facebook, being the most popular, has over 24 million active users per day, which is 37.5% of the population. The beauty of social media is that users have an environment where they can share posts, photos, videos, and even music to people around the world instantly. Social media is evolving

Having a thousand friends can be manageable, yet impossible to others. When Myspace was introduced in 2003, it dominated the internet with instant messaging. Now keeping in touch with friends and family is easier than ever. Silver’s article “The Quagmire of Social Media Friendships” suggests that the Dunbar’s theory doesn't represent the number of friends you can maintain, “I think that is a false assertion of Dunbar's number and doesn't take into account the constant shifting nature of social networks. Not only that, but Dunbar's number was developed using personal, physical relationships rather than online ones. Online relationships are a different beast” (Silver, 5). Now in 2017 we have different media platforms such as Snapchat, Facebook, Instagram, Twitter, and Tumblr.

If it’s not how many friends a user have on Facebook, then it’s how many comments one will get on a post. Users are so worried about their image that they

Old-Tech Corporation has 10 computers in its main office area, which is networked in a star topology using 10 Mbps Ethernet hubs, and wants to add five computers in the manufacturing area. One problem with the existing network is data throughput. Large files are transferred across the network regularly, and the transfers take quite a while. In addition, when two or more computers are transferring large files, the network becomes unbearably slow for users. Adding the manufacturing computers will only make this problem worse and result in another problem. Because the ceiling is more than 30 feet high, there’s no easy way to run cables to computers, and providing a secure pathway for cables is next to impossible. Devise a

In this day and age, social media has become an integral part of our lives. It has created a platform for people to share information instantly and communicate with people all around the world. Facebook is the most outstanding example of successful social media network. According to the first quarter 2015 earnings announcement by Facebook, the site has achieved 1.44 billion active users per month, and 65% of which are daily active users. Other social networking sites such as Twitter, Instagram and LinkedIn are also a powerful means of communication. With such a large audience, social networking sites provide ample opportunities to acquire information, network, and connect with friends.

Facebook is the largest of the social networks, with more than 500 million active users. It has become a favorite destination for people, businesses, and organizations to connect and share information because of its easy-to-use interface and interactive features. Facebook is the most multimedia-friendly of the big three networks as members can post text, pictures, audio, and video, and can share their location too.

Facebook is estimated to have over 845 million users, mostly college-aged young adults. Its explosive growth and reputation in social networking have made it not only a market leader, but also a household brand name. The audience is global (excluding China) and the site has now been translated into 70 different languages.

Social networking is a way of connecting people in the virtual world. Social networking websites have exploded in recent years,

A huge advantage to both of these social networking sites is new and currently businesses wanting to become more recognized. It has been proved that the higher the current popularity, the bigger the future popularity will be as more and more people are joining. As of the 3rd October 2013, there are over 500 million people who use Facebook and Twitter. Below is a graph which shows the average amount of users who log in daily and how many log in from a mobile device.

As of this morning, 500 million people all around the world are actively using Facebook to stay connected with their friends and the people around them (Zuckerberg, 2010).

Nadia Persaud, Social Media Community analyst reports that Facebook counts with more than 1.3 billion active monthly users, providing the opportunity to potentially raise awareness about an illness or a cause. The amount of people we are able to reach out to is exponentially larger than before.

Having a thousand friends can be manageable, yet impossible to others. When Myspace was introduced in 2003, it dominated the internet with instant messaging. Now keeping in touch with your friends and family is easier than ever. Social media has expanded allowing people the access to communicate and connect with each other. Silver’s article “The Quagmire of Social Media Friendships” suggests that the Dunbar’s theory doesn't represent the number of friends you can maintain, “I think that is a false assertion of Dunbar's number and doesn't take into account the constant shifting nature of social networks. Not only that, but Dunbar's number was developed using personal, physical relationships rather than online ones. Online relationships are a different beast” (Silver, 5). Now in 2017 we have different media platforms such as Snapchat, Facebook, Instagram, Twitter, and Tumblr.

One of the biggest barriers that needs to be overcome is the lack of metrics available to measure the success of ads placed through social media. Ads in social media are often placed of the basis of context, so for example they might relate to someone's "likes" on Facebook. These ads, however, still take the form of banner ads and are generally disregarded by users, despite the context. A massive user base can help to overcome this, because advertisers need many thousands of placements to begin generating revenue. This means the networking site needs to be able to offer tens of thousands of placement in order to generate significant revenue. This poses a cost problem for social networking sites. In order to generate page impressions,