Sunday, December 29, 2019
Slow Adoption Of Mobile Payment - 1235 Words
Slow Adoption of mobile payment: Recently, mobile devices has increase in the number of devices in the market and this has brought a lot of attention to mobile payments industry, in despite of this attention, mobile payments has not yet been adopted fully in the United States. While many think mobile payment will take off soon, there are barriers to overcome before the market makes the transition to mobile payments. First, the supply side needs to be examined, one of the actual problems is that there is not technological standards, different technologies exist when using mobile payments, including NFC, RFID, 2D barcodes, and WAP. Another barrier is the need of compelling business models, which means get all theâ⬠¦show more contentâ⬠¦Understanding both sides, supply and demand , will give providers the power to decide which technology standards to adopt, what fees to charge and what mobile applications they can use to replace traditional payments methods. Fragmented Market: In order to replace cash or plastic credit cards, consumers need to feel confident they can leave their physical wallet at home. The mobile payment market in the United States is so fragmented that there are no clear standards and the idea of having consolidation and partnership within the big players of the industry is far from being possible. The mobile payment has become a prize that everyone wants to win but no nobody is willing to give up on the race. Far from winning, consumers are the ones who suffer the consequences, they are sitting and waiting until the big players agree to standardize the process. This year (2014) Apple tried to standardize the industry by introducing Apple pay instead they ââ¬Å" highlighted the squabbles between retailers and the banking and payments industry.â⬠10 Since its debut, a coalition of merchants led by Wal-Mart, Target and Sears called MCX have said they would not use Apple pay and instead they are promoting its own system called Curr entC. The main reason why retailers are not using Apple pay is ââ¬Å" to avoid what they believe are excessive swipe fees and the cost of upgrading hardware and software to accept
Saturday, December 21, 2019
Database Management Systems - 802 Words
Question 1: Differentiate between database management system and information retrieval system by focusing on their functionalities. Database management system (DBMS) is an application which interacts with the database at some point in its execution. While, the Information Retrieval System (IR) is the activity of gathering information resources which related to information need from a collection of information resources. Usually, we use metadata or full-text indexing in order to make a search on data requires. Information Retrieval Systems are used to overcome what has been called as information overload. Many universities and public libraries use Information Retrieval System to provide access to books, journals and other documents. For instance, Web search engines such as Google, Yahoo and Bing, are the most visible IR applications. There are several functions that DBMS performed to make sure the integrity of the data and data consistency in the database such as data storage, retrieval and update, A user-Accessible catalogue, transactional support, concurrency control services, recovery services, Authorization services, support for data communication, integrity services, services to promote data independence and utility services. Meanwhile, an information retrieval process begins when a user enters a query into the system. Queries are formal statements of information needs, for example search strings in web search engines. In information retrieval a query does notShow MoreRelatedDatabase Management Systems953 Words à |à 4 Pagesprescribed book Chapters 1 - 3: Chapter 5: Chapter 6: Chapter 7: Chapter 12: Chapter 14: Chapter 16: Revise as for Assignment 01 Entity relationship modelling Advanced data modelling Normalisation of database tables Transaction management and concurrency control Distributed database management systems Database connectivity and web development Question 1 What is a composite entity, and when is it used? [4 marks] [8 marks] Question 2 Briefly, but precisely, explain the difference between single-valuedRead MoreDatabase Analysis : Database Management System1137 Words à |à 5 Pages Summary: Database Management System in easy terms we can say that set of data organized in a relative way. It allows data for various entries, storage and retrieval of large quantity of information and provides ways to manage how the information is stored. There is big number of database providers and each different database has its own strength so while choosing a particular database we need to understand what the business requirement is and match them with what DBMS can provide us to make ourRead MoreDatabase Management Systems4660 Words à |à 19 PagesDatabase Management System Basith Shaik Southern New Hampshire University September 7, 2015 Abstract The intent of this paper is to design and propose a database management system solution to Grandfield College for tracking software installed. I have analyzed the organizational issues and needs and developed conceptual, logical, and physical designs of DBMS solution. In order to implement the solution, substantial research had been done on best practices in design, available products, andRead MoreDatabase Analysis : Database Management System Essay767 Words à |à 4 PagesDatabase Security Databases are used to store different types of information, from data on an e-mail account to important data of government agencies. The security of the database inherits the same difficulties of security facing the information, which is to ensure the integrity, availability and confidentiality. Database management system must provide mechanisms that will assist in this task. SQL databases implement mechanisms that restrict or enable access to data according to profiles orRead MoreDatabase Analysis : Database Management System1114 Words à |à 5 Pageson database environment and development process. Database is an organized collection of logically related data. It consists of tables, queries, views and other objects. Database management system is a software system used for creating and managing databases. It is a collection of programs used to store, modify and extract information from database. It helps users and programmers for creating updating and managing the data in a s ystematic way. There are many types of database management system rangingRead MoreDatabase Analysis : Database Management System Essay1337 Words à |à 6 PagesDatabases are fundamentally containers for data. When data for any organization needs to be stored, databases can be used. For example, letââ¬â¢s say a public library stores books, we could say that the library is a database of books. But specifically, databases are computer structures that save, organize, safeguard and produce and/or deliver data. A database platform is essentially a database management system (DBMS) which is a computer software application that interacts with the user, other applicationsRead MoreDatabase Management Systems And Databases2603 Words à |à 11 PagesAbstract: NoSQL Databases also referred as Not only SQL databases. These NoSQL database have these days gained much attention and reputation because of their performance and high scalability. The advantage of NoSQL database is to store efficiently unstructured data. These days use of e-commerce websites, social networking sites etc. has been increased. These usage made to create the need to store the large data. Some companies have adopted NoSQL databases, as their data is growing. Dynamo, BigRead MoreDescription Of A Database Management System999 Words à |à 4 Pages A database is a collection of information sequenced and organized in such a way that the computer may be able to source and access it on demand by the operator. Like any other management system, a database management system is a collection of programs and protocols that enable the user to enter, sequence, organize, retrieve and select data on demand. Thus, a database management system (abbreviated as DBMS) can be defined as the cumulated system that helps the user to access and make effective useRead MoreDatabase Management System ( Dbms )1391 Words à |à 6 Pages A database management system or DBMS is a certain type of system software, which is used for the creation, and management of databases. A DBMS serves for multiple purposes but is mainly used to provide users and programmers with a systematic way to retrieve, create, manage, and update data. A DBMS serves as an interface between data and its end user, making sure that data is consistently organized and remains easily acces sible to users. DBMSââ¬â¢s are vital to several aspects of our technological worldRead MoreThe Evolution Of Database Management System1099 Words à |à 5 PagesThe Evolution of DBMS A database management system, also known as DBMS, is a type of software that is used in order to create and manage a multitude of databases. Data is the power that runs most modern businesses. This specific program provides a technique for people to use a ââ¬Å"systematicâ⬠way to create, retrieve, update, and manage many diverse types of data. DBMS is used to manage three important things, which is data, database engine, and database schema. These different elements help to provide
Thursday, December 12, 2019
Mrs. Bonnie V free essay sample
B)decreases. C)stays the same. D)fluctuates up and down. 30. Ever since he began puberty, Barry has been staying awake late at night and craving sleep in the mornings. His parents should: A)get Barry professional help. B)realize that this is due to his avoiding them. C)realize that this is due to changes in the brain. D)realize that this is due to hormonal shifts. 31. Sexual self-definition is comprised of three aspects: A)possible self, gender self, and sexual self. B)patterns of behavior, patterns of thoughts, and patterns of intimacy. C)gender identity, gender role, and sexual orientation. D)values, expression, and societal expectations. 32. Metacognition refers to: A)better problem-solving strategies. B)better problem-solving abilities. C)thinking about ones thinking processes. D)considering multiple alternatives. 33. Which of the following factors have the greatest influence on whether or not children thrive in a blended family? A)the ethnicity of the parents and children B)the education level and SES of the parents C)how well the children get along and the quality of their education D)the SES and emotional security of the parents 34. We will write a custom essay sample on Mrs. Bonnie V or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page Authoritarian parents: A)are affectionate with their children and often praise them. B)allow children to question their decisions but punish misconduct. C)seem aloof from their children. D)make few maturity demands on their children. 35. Play that mimics aggression through wrestling, chasing, or hitting, but is not intended to harm is called: A)bullying play. B)sociodramatic play. C)parallel play. D)rough-and-tumble play. 36. Extensive neural myelination allows: A)sensory neurons to carry messages faster than motor neurons. B)the normal brain to correct errors made in the genetic code for autism. C)academic intelligence to develop. D)automatization to improve. 37. Growth in brain sophistication during middle childhood allows the child to direct his focus on certain stimuli to the exclusion of others. This ability is known as: A)automatization. B)decentration. C)transduction. D)selective attention. 38. A criticism of high-stakes testing is that: A)standards of learning are not raised high enough. B)it destroys learning with its focus on test scores. C)it is not conducted often enough to truly raise standards. D)it must begin in kindergarten to be effective in high school. 39. Bottom-up reasoning is also referred to as: A)top-down reasoning. B)theoretical reasoning. C)concrete reasoning. D)inductive reasoning. 40. If high schools want to decrease the incidence of violence, they should: A)install metal detectors. B)plan regular police patrols. C)set clear standards of student behavior. D)offer activities that are focused exclusively on academics. 41. Increased cognitive flexibility, linguistic ability, and social awareness make it possible for school-age children to: A)create poetry. B)understand jokes and metaphors. C)understand parody. D)create irony. 42. The child who weathers severe family problems, even abuse, and somehow remains unscathed in the process is called: A)buoyant. B)resilient. C)parasympathetic. D)unflappable. 43. Two factors that universally interfere with family function in every nation are: A)ethnic differences and low income. B)low income and high conflict. C)high stress and high income. D)religious differences and low income. 44. According to Erikson, the goal of adolescence is to: A)abandon parental goals. B)form a coherent identity. C)attain independence from the peer group. D)form an intimate relationship with a member of the other sex. 5. Whether adolescents stay in school or drop out is strongly influenced by their: A)need for employment. B)level of intelligence. C)experience in middle school. D)hormonal shifts. 46. The DSM-IV-R is a manual for: A)comparing schools on compliance with laws regarding special education in the United States. B)diagnosing mental disorders. C)educating children with special needs. D )None of the answers is correct. 47. The approximate percentage of school-age children living in a two-parent (husband and wife) family is: A)26 percent. B)48 percent. C)56 percent. D)67 percent. 48.
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