Wednesday, May 6, 2020
Internet of Things and User Interface-Free-Samples for Students
Questions: 1.What does the statement the best interface for a system is no User Interface? When might this apply and provide two examples. 2.How much of its time budget can be saved by redesigning the application to use the publish/subscribe Communication model in lieu of the command/response approach? Answers: 1.A divided borderline, across which two or more different elements of computer system, interchange various information is known as an interface. The interchange can be within,computer hardware,humans, peripheraldevices, softwareand amalgamation of these. Some hardware devices of a computer, for example atouch screen, can both send and receive information via this interface. However, other devices, for example a microphone or a mouse can only allocate an interface to send information to a particular system. Theuser interfaceor UI is the space where intercommunication between the computer systems and the users occur (Pfaff, 2012). The objective of this communication is to enable perfect management and operation of the system from the side of the user, whereas the system gives a feedback data at the same time that supports thedecision making process of the operator. Examples of user interfaces are the handtools,communicative features of operating systems of computers, processcontrols a nd heavy machineryoperator controls. Seizing of no user interface has been the case in the modern world where users consider the computer systems with the best interface are those that uses no user interface. The statement mentioned above has been promoted in that voice user interface or VUIs is the best as the system interface compared to the graphical user interface or GUI (Johnson, 2013). Communicating with each other is absolutely different from the way interaction is done with the graphical interfaces. There are various principles that are meant for designing no user interface for embracing typical process (Pfaff, 2012). The examples of the above statement are the locking and unlocking a car. The instruction is one have to walk to the place, where the car is kept, then he has to retrieve the car keys from the pocket, then push the unlock button and finally open the car. The step two and three in opening the car lock can be put together using a digital interface. An app from phone is used by the user to perform the above examples. However, it is realized that the app from the phone used for controlling the locks is digital interface but sometimes, it go obsolete or sometimes one may forget a phone (Johnson, 2013)). The above examples thus clearly define the statement that the best interface is the no user interface. 2.The Internet of Things or IoT is the connection of various networks of computer with various physical devices, buildings or vehicles (Wortmann Flchter, 2015). This type of connection helps the objects to restore and exchange data. The Internet of Things enables the objects to be managed and perceived across the entire infrastructure of network remotely. It provides opportunities for direct integration of the physical devices, building or vehicles into computer aided systems, which further results into perfection, accuracy, and benefit in economy and improvement in efficiency (Xia et al., 2012). The Internet of Things has immensely reduced human involvement. The given information for this problem is as follows: The application triggers a request every 1s. The round-trip propagation delay between the application and the sensor is 12ms. On an average the sensor utilizes 3ms to process each request. The application utilizes 2ms to receive or send any message Therefore, the total time utilized by the application is (1+ 12 + 3 + 2) ms = 18 ms. Therefore, if the application blocks all the requests, then the application will be saving 18 ms for the system. The designed application will be much more efficient and faster than the present model References Johnson, J. (2013).Designing with the mind in mind: simple guide to understanding user interface design guidelines. Elsevier. Pfaff, G. E. (Ed.). (2012).User Interface Management Systems: Proceedings of the Workshop on User Interface Management Systems held in Seeheim, FRG, November 13, 1983. Springer Science Business Media. Wortmann, F., Flchter, K. (2015). Internet of things.Business Information Systems Engineering,57(3), 221-224. Xia, F., Yang, L. T., Wang, L., Vinel, A. (2012). Internet of things.International Journal of Communication Systems,25(9), 1101.
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