Thursday, February 20, 2020

Source evaluation Essay Example | Topics and Well Written Essays - 750 words - 1

Source evaluation - Essay Example As seen in this crowdsourcing article, collaboration and online organisation is the main objective of this project. Over and above, the theme of internet collaboration and organisation is vivid in all the chapters in the book. This book source is therefore, reliable and useful to students and researchers (Pallof, & Pratt 43). This is because it highlights the basis of learning community via the internet, innovativeness and critical thinking skills it fosters to the internet users. â€Å"The online environment can be a lonely place. Students and faculty alike report feelings of isolation when working online. The benefits of taking or teaching an online class - being able to connect any time and any place, from one’s bedroom in pajamas and bunny slippers or from a library or computer lab – also can be a detriment of sorts given that, for the most part, the people with whom one is interacting are represented by worlds on a screen.† (Pallof, & Pratt, 32) This is an easy to read book where the author, Pallof, & Pratt have taken their ample time to showcase their vivid thoughts and reflection towards online collaboration. They clearly indicate that collaboration and internet organization is the backbone of the media in the present day. The fact that the book highlights the process of media embracing the digital technology in a means to spread out their audiences is a clear sign of contemporary/modern networking and collaborative development. In reference to Pallof, & Pratt (2005), focus is put on using technical and internet related channels to bring people together for their own success. As seen in the book, the authors Pallof, & Pratt (2005), have managed to fill the gap in the internet world by spreading out to digital channels of communication that targets the old internet users and further brings about new internet users for collaborative purpose: The ways in which

Tuesday, February 4, 2020

Forensics Essay Example | Topics and Well Written Essays - 1250 words

Forensics - Essay Example From a humble beginning during the 19th Century without much data support to prove its credibility and usefulness, it has now evolved as an empirical and objective science on its own merits and rights. Over the years, it was discovered, perhaps by accident, way back in 1868, by a Swiss biologist called Friedrich Meischer when he was differentiating nucleus properties in pus cells. Since then, DNA profiling has come a long way and has been used to provide due judicial process of justice in many criminal and non criminal cases. Alec Jeffreys and colleagues researching DNA fingerprinting at the University of Leicester arrived at certain startling facts (at that period of history) regarding the fact that â€Å"individual differences in based on repeat sequences in DNA.† Do occur that could help in criminal investigation. (Johnson & Williams, 2006). Further it was also seen that â€Å"The possibility of deriving DNA from the ‘abandoned property’ of criminal suspects left at crime scene generated huge interest amongst police investigators.† and could even assist result in cracking major criminal cases, where the perpetrators could remain at large due to lack of incriminating evidence against them. (Johnson & Williams, 2006, para.18). Since then, there have been many improvements in determining the speed, efficacy and conclusiveness of DNA profiling and its impact upon society as a composite and complete science. Over time dedicated DNA Scientific Research Centers have also been operationalised to aid and abet solving of social and criminal issues through the deployment of DNA profiling. These efforts have also met with a reasonable degree of success such that DNA fingerprinting has now come to represent a major scientific and anti-criminal breakthrough in recent times. DNA tests have also proved conclusive evidence in absolving innocent suspects who were languishing in jail accused on