Database Mangement and Retrieval System - 1425 Words

Question 1. Differentiate between database management system and information retrieval system by focusing on their functionalities. Database Management System (as known as DBMS) is a set of application that enable user to create, edit, update, store and retrieve data from database files. By using DBMS, data in a database can be added, deleted, changed, sorted and searched. DBMSs are usually used to manage employee information of a big company, customer information and stock information. By using the DBMS, there are advantages and disadvantages. The advantages of a DBMS is the same information can be available to any user, minimizing redundancy can reduce the cost of storing information on other devices, the accuracy in using DBMS because†¦show more content†¦In information retrieval concept, metadiator is the one who helps to support the interaction between the user and the information resource. There are two main approaches to IR, which are statistical approach and semantic approach. In a statistical approach, documents are analyzed and broken down into chunks of text and each word or phrase is counted, weighted, and measured for relevance or importance. Meanwhile, semantic approaches to IR use knowledge-based techniques of retrieval the broadly rely on the syntactic, lexical, sentential, discourse-based, and pragmatic levels of knowledge understanding. In practice, semantic approaches also apply some form of statistical analysis to improve the retrieval process. Question 2. Highlight the differences between data and information. Data and information are related. Once data is processed, it calls information. But data is raw, plain and unprocessed item and need to be processed. Data itself is useless until it is organized. Meanwhile, information is a collection of data after it process. Generally, there are three main differences between data and information such as their meaning, example and definition. In the context of meaning, data is something plain, raw, unorganized facts that need to process to be meaningful while information is a collection of many data that is meaningful to the user. For example, the score of science test, date of birthday,Show MoreRelatedInformation Technology On Hotel Management2175 Words   |  9 PagesAbstract To say that information technology is essential in hotel management in today’s world is an understatement.For any hotel worth its sort to thrive and gain competitive advantage in this technologically advanced society,its mangement needs to greatly invest IT and information systems.Information technology is the engine that drives the operations of successful hotels such as the Hilton,Marriot,Hyatt and other globally acclaimed hotels.According to a survey conducted by students of UniversityRead MoreIs Knowledge Management a Fad?3610 Words   |  15 Pagesand saving information with the help of applied use of data digitalization. In the definition of information society has the large importance the fact that inner telecommunication structures are more and more dependent on outer telecommunication systems. An example of this interconnectedness can be the internet, which is for our society nearly indispensable. And therefore is enabling the impressive growth of communicational a nd informational business organizations. With the beginning of the 21stRead More THE IMPACT OF KNOWLEDGE MANAGEMENT PRACTICES IN IMPROVING STUDENT LEARNING OUTCOMES65118 Words   |  261 Pagesenvironment which is positively related to students’ perceptions of their learning outcomes; and secondly, how to develop communities of practice to ensure effective transfer of tacit knowledge to improve student learning. An effective knowledge management system must address both the creation and transfer of explicit as well as tacit knowledge. This research set forth that tacit knowledge must be converted into high quality explicit knowledge through the e-learning environment. The success in converting educator’s

The Effects Of Eating Disorders Among Adolescents

Childhood experiences are very influential in molding the perspectives regarding body image among individuals. Emotional invalidation coming from ones parents has been shown to be positively correlated with an increased rate of eating disorders among male and female adolescents. Research conducted by Shisslak et al. (1995) showed that among a sample of university students 91% of the women reported attempting to control their weight through a variety of dieting strategies. There are many factors that have been suggested as being responsible for this negative perception of body image, but a major one often researched stems from the relationships within ones own family. Often time’s society is blamed for the development of eating disorders†¦show more content†¦2007). Largely, emotional invalidation can be understood as a process by which an individual suffers emotional and physical manipulation and neglect to the point where they perceive their thoughts and actions to be of little to no importance (Allen et al. 2013). A research paper conducted by Walker et al. in 2007 illustrated two perceptions commonly found among individuals who had experienced severe emotional abuse; 1) being that there is very little acceptability in expressing ones own emotions, and doing so will lead to negative consequences and 2) enlisting a strong negative view in regards to one’s sense of self. Many studies describe eating disorders as a means of coping with these invalidating feelings resulting from emotional abuse (Hughes-Scalise Connell, 2014). Three Eating Disorders that will be discussed throughout the rest of this review will include, Anorexia Nervosa, Bulimia Nervosa and Binge Eating Disorder. The DSM_IV_TR describes the conditions under which these three eating disorders are characterized. Anorexia Nervosa is a very serious illness with severe implications in regards to health. It is classified by the DSM-IV-TR as weighing less than the third percentile for body mass index for ones age and sex, fearing weight gain, having a disturbed perception of body image and on hormonal contraception or the absence of menstruation (American Psychiatric Association, 2000). Bulimia Nervosa is a second eating disorder described by the

Problems in Public Transport Free Essays

Safe and fast travel is what the commuters expect from our public transport system. It is supposed to be the cheapest and best option. But for the students of Skirts Sanity College and the other neighboring colleges, that is not the case. We will write a custom essay sample on Problems in Public Transport or any similar topic only for you Order Now The number of BOMB buses operating from Henry main road to Katmandu Is found to be highly insufficient during the morning peak hours. The students commuting In this route find It very difficult to reach their college safely in the right time. They are of the opinion that the bus services In the morning are Irregular and lack punctuality. Most of the colleges begin their classes at 9 AM. And every student would obviously want to reach In time. † says Meek, a 1st semester BCC student of Skirts Jaunty College. â€Å"Because there Is very less bus service In the morning, we have no choice but to rush Into heavily crowded buses. This Is very tiring and sometimes dangerous. † The lack of buses and Irregularity In their arrival Increases the number of students walling. They are then left with no choice but to travel boatyard or hanging out of the bus which Is extremely dangerous. There is a high chance of them falling off the bus. Hence, the students experience a very frustrating and perilous journey every morning. â€Å"It is not lust the college students that go through this kind of hardship. People on their way to work and children on their way to school are also part of the crowd. We are all crushed together in the bus. Finding foot space in the bus itself is a tricky task. † says Pungent, a 1st semester BAA student of Skirts Sanity College. â€Å"The actual problem is that all the institutions begin their daily schedule almost at the same time. So there tends to be a need for everyone to reach their destination in time. If there is no adequate amount of buses, they choose to step into the first bus they find and this leads to the crowding up of the bus. † As the public transport is highly unreliable, the students who use the BOMB bus passes are sometimes forced to use the private buses. This leads to unnecessary expenditure of money. Leveraging the lack of frequency of buses, a number of auto-rickshaws at the Henry Junction ferry passengers on a shared basis. They charge the passengers much more than the meter fare. These are the problems that the students have to face every day. National Service Scheme (INS) operating in Skirts Sanity College have found that much of the students of the college use public transportation and that they find It very problematic to commute in the morning. INS has decided to raise this Issue to the respective authorities and strive to find an appropriate solution. -Sashay Balkan, 1st Semester Bagging. Problems in Public Transport By Sashay-Balkan room Henry main road to Katmandu is found to be highly insufficient during the morning peak hours. The students commuting in this route find it very difficult to services in the morning are irregular and lack punctuality. â€Å"Most of the colleges begin their classes at 9 AM. And every student would obviously want to reach in time. † says Meek, a 1st semester BCC student of Skirts Sanity College. â€Å"Because there is very less bus service in the morning, we have no choice but to rush into heavily crowded buses. This is very tiring and sometimes dangerous. The lack of buses and irregularity in their arrival increases the number of students waiting. They are then left with no choice but to travel boatyard or hanging out of the bus which is students experience a very frustrating and perilous Journey every morning. â€Å"It is not just the college students that go through this kind of hardship. People on their way to much of the students of the college use public transportation and that they find it very problematic to commute in the morning. INS has decided to raise this issue to Balkan, 1st Semester BAA Spend. How to cite Problems in Public Transport, Papers