releasing more energy and waves of shorter wavelengths. 3. a. Draw the energy-level diagram and write the electronic configuration for zirconium (element 40). (3 marks) Energy-level diagram for zirconium is drawn below: 4d 5s 4p 3d 4s 3p 3s 2p 2s 1s Electronic configuration for zirconium is given below: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d2 b. Use the diagram to explain why the Zr4+ ion exists. (2 marks) When the outer orbitals are filled with
Premium Atom Photon
Social Networks Do the names MySpace‚ Facebook etc. ring a bell? They probably do because they are some of the most popular sites on the internet today. These sites are all called ’social networking’ sites because they help people meet and discuss things online. Each of these social networking sites has its own strengths: MySpace is especially popular among teenagers‚ Facebook is popular with college age people. The common thread between all of these social networks is that they provide a place
Premium Social network service Internet Facebook
Patient leaves If Follow Up appointment requires then make an Appointment Date‚ Patient leaves Question 2: Draw the Event Process Chain Diagram for a Business Process based on the following Activities. The following are the Events and Functions for a Business Process. Develop an Event Process Chain (EPC) Diagram by using the three connectors OR‚ AND‚ XOR. Activities: If the customer order is received‚ check for the availability‚ either the articles are available or
Premium English-language films Patient Hospital
Chapter 2 Network Models Copyright © The McGraw-Hill Companies‚ Inc. Permission required for reproduction or display. Chapter 2: Outline 2.1 Protocol Layering 2.2 TCP/IP Protocol Suite 2.3 OSI Model 1.# 1 Chapter 2: Objective The first section introduces the concept of protocol layering using two scenarios. The section also discusses the two principles upon which the protocol layering is based. The first principle dictates that each layer needs to have two opposite tasks
Free OSI model Internet Protocol Suite Data Link Layer
your professor’s name‚ and the date on the Title Page. Week 4 iLab Report Carol Jones DeVry University NETW360: Wireless Technologies and Services Design for a Wireless Campus Area Network Submitted to: Professor: Raef Yassin Date: Current date31 March 2013 Design for a Wireless Campus Area Network Introduction: The Wireless WLAN technology keeps changing and growing along with how the enterprises get a better use of the Information that is given to them. Technical research has
Premium Computer network Wireless networking Wireless
spite of the advantages afforded by social networking sites they can have potentially harmful effects. It is undeniable that social networks have a lot of advantages; still they also have several disadvantages. It is common knowledge that many people‚ especially young people‚ have heard about or belong to at least one social networking site. Social networks’ users rely on these sites to maintain their social relations and entertain themselves. It seems that these networking sites offer many advantages
Premium Interpersonal relationship Friendship Social network aggregation
Fincher portrays Mark sympathetically in ‘The Social Network’. Do you agree? It can be said that since the turn of the century social interaction between young people in the generation has evolved due to the accessibility of technology. David Fincher’s film ‘The Social Network’ gives viewers a great insight into this. Upon the completion of the film main character Mark Zuckerberg is in an empty courtroom‚ alone‚ which raise the question - as a result of his intellect and online proficiency‚ has
Premium Facebook Mark Zuckerberg Sociology
Network is a dark lampoon focusing on making fun of big television corporations. In the 1970s television was such a booming market that everybody tuned into watch. Network was expressing the fact that nobody had fact in what they were watching. it shows that we watch television and are being fed what you know without doing any personal research. The movie had many truths to it. Yes exaggerated but still accurate. The movie expresses strongly that the writer of the film saw that America was being
Premium United States Nineteen Eighty-Four Dystopia
Social Networking Rewind back 10 years‚ before the idea of Facebook‚ Twitter‚ and YouTube became a reality. The thought that people might someday spend more than half their day on a website such as Facebook was unthinkable. These social networks sites‚ along with hundreds more‚ were just a spark in designers’ mind. Social networking has made many effects upon society. With almost anyone having access to a computer‚ it has become easier to connect virtually with one another. The constant use of
Premium Social network service Facebook Social network aggregation
Cryptographic Authentication for Real-Time Network Protocols1‚2 David L. Mills3 Abstract This paper describes a new security model and authentication scheme for distributed‚ real-time network protocols used in time synchronization and event scheduling applications. It outlines the design requirements of these protocols and why these requirements cannot be met using conventional cryptography and algorithms. It proposes a new design called autokey‚ which uses a combination of public-key cryptography
Premium Cryptography RSA