(Chapter-8) 1.Define the term data dictionary. Define metadata. Data dictionary is a reference one of data which represents the same data itself.Metadata is a set of data that describes and gives information about other data. 2. What are four reasons for compiling a complete data dictionary? The four reasons for compiling a complete data dictionary are as follows: a.Check the dataflow diagram for completeness and accuracy b. Providing a starting point for developing screens and reports c.Determing
Data Dictionary and Normalization Guidelines The purpose of a data dictionary is to define the objects and data within an organization's database management system. This metadata does not contain any of the database's data, but only information about the structure, storage and use of the database's data. A data dictionary can be stored in files or documents, or can be stored within a database in the DBMS. For example, a database may contain an employee table that has an emp_no column and an identification_no
Owens Corning Case 1. Data Provisioning OCF conceptualizes the principal IS production activities that produce value for the company as transaction processing, data provisioning, and information delivery. Data provisioning manages the inventory of data and information, using relational database management systems and a data dictionary and data catalog. Transaction processing stores only the current data necessary to provide the status of current operations. Data provisioning receives, stores
have made numerous attempts to come up with an explanation for the development of human intelligence. For many years, there has been much controversy over what intelligence is and whether it is hereditary or nurtured by the environment. Webster's dictionary defines intelligence as "the ability to acquire and apply knowledge; which includes a sensing an environment and reaching conclusions about the state of that environment [7]. In this paper I am going to examine the factors, which make up ones intelligence
conclusion on whether scientific knowledge really is a higher form of knowledge. Firstly, before attempting to discuss the topic at hand, it is important to define the terms “knowledge”, “science” and “supreme”. According to Webster’s Encyclopaedic Dictionary “knowledge” is defined as “the acquaintance with facts, truths, or principles gained by sight, experience, or investigation”1. “Science” is a branch of knowledge that has purpose to “describe, explain, understand, investigate, predict, and control”2
Roman Catholic Church History: Basic Sources General Histories Thomas Bokenkotter. A Concise History of the Catholic Church (revised and expanded edition). 1990. (BX945.2 .B64 1990) William J. Collinge. Historical Dictionary of Catholicism. 1997. (Reference BX945.2 .C65 1997) Michael Glazier and Thomas J. Shelley, editors. The Encyclopedia of American Catholic History. 1997. (Reference BX1406.2 .E53 1997) J. Derek Holmes and Bernard W. Bickers. A Short History of the Catholic Church. "New Millennium
Introduction The Oxford English Dictionary defines hacking as “cut or chop roughly; mangle: cut (one’s way)”… to its present definition as “gain unauthorized access (to data in a computer)”. Banks (1997:11) defines hacking as “something that boring mainframe computer operators did to improve performance and battle boredom.” Here banks focuses on boredom as the reason of hacking. A more technical definition of hacking according to Digital Guards data base (2001) is “unauthorized use, or attempts
Cyber Ethics: Rules for Using the Web We all have heard of ethics. According to Webster’s II New College Dictionary (1995), ethics is the rules or standards governing the conduct of a person or the members of a profession. As Winn Schwartau (2001) stated “ethics is also about understanding how your actions will affect other people”. Cyber-ethics is the ethical decisions we make when using the Internet. We are tasked to use the Internet on a daily basis and we task students to use the Internet regularly
world, such as the mind and spiritual brief. According to Encarta Encyclopedia, “Metaphysics,” is a branch of philosophy that entails the "nature of ultimate reality" (p.1) According to the Hummingbird N Company’s, “The Metaphysical Sciences,” the dictionary defines this as “A mental philosophy dealing with the nature and causes of being and knowing” (p.1). H. J. Patton (1948), say’s in Immanuel Kent Ground Work of the Metaphysics of Morals, “so act that your will can regard itself at the same time
which to base research. Concentrating research on a more cognitive model will allow the artificial intelligence (AI) field to create more intelligent entities and ultimately, once appropriate hardware exists, a true AI. Webster's Collegiate Dictionary defines intelligence as the capacity to apprehend facts and propositions, to reason about them, and the ability to understand them and their relations to each other. A. M. Turing had this definition in mind when he made his predictions and designed
IF I SEE A GHOST ARE MY SENSES TO BLAME? To complement the full apprehension of the terms which will be used throughout this argument, a number of meanings taken from The Lexicon Webster Dictionary is provided: GHOST The soul or spirit of a dead person. A disembodied spirit. HALLUCINATION (psy) an apparent perception, as by sight or hearing, for which there is no real external cause, as distinguished from illusion ILLUSION A false impression or belief. False perception or conception of some object
many encryption algorithms Hash functions: Hash functions are mostly used in hash tables, to quickly locate a data record (for example, a dictionary definition) given its search key (the headword). Specifically, the hash function is used to map the search key to the index of a slot in the table where the corresponding record is supposedly stored. A hash table, or (a hash map), is a data structure that associates keys with values. The primary operation it supports efficiently is a lookup: given a
from? The name "Google" originated from a misspelling of "googol,” which refers to 10100, the number represented by a 1 followed by one hundred zeros. It found its way to the English language, now the verb "Google", was added to the Oxford English Dictionary in 2006, meaning, "to use the Google search engine to obtain information on the Internet." Their search engine was originally nicknamed "BackRub" because the system checked back links to estimate a site's importance. /// The start of Google was
started to appear in the dictionary. Some people even didn't know what is a computer. However, most of the people today not just knowing what is a computer, but understand how to use a computer. Therefore, computer become more and more popular and important to our society. We can use computer everywhere and they are very useful and helpful to our life. The speed and accuracy of computer made people felt confident and reliable. Therefore, many important information or data are saved in the computer
definition of the word “reliable” according to the American Heritage Dictionary is the capability of being relied on and dependable. In my personal opinion, the brain is one of the most reliable pieces of equipment that I have ever encountered. The power of the brain and its capabilities are endless. The human brain possesses both validity and consistency, while at the same time processing thousands of pieces of data a second and relaying the data into select portions of the brain. There are several aspects
of the Computer The history of the computer can be dated back for years and years and there is still much more to learn and know as we advance our knowledge with this technology. Webster's Dictionary defines computer as, “any programmable electronic device that can store, retrieve, and process data” (A brief 2004). The core word compute in computer has been termed for over 2000 years. In the beginning, a wooden rack holding strings by two horizontal bars was the very first calculator recorded
Critique of Kohlberg’s Claim of Cultural Moral Universality Introduction As the American Heritage Dictionary plainly states, morality is "a system of ideas of right and wrong conduct" (American Heritage Dictionary 2000). People have been researching the development of this sense of morality for centuries. There is great debate over how a person’s morality is formed and then how to categorize one person’s level of morality compared to others. Most researchers believe that people reach different
principles based on these facts. Academic Press Dictionary of Science & Technology --------------------------------------------------------------------- Science is an intellectual activity carried on by humans that is designed to discover information about the natural world in which humans live and to discover the ways in which this information can be organized into meaningful patterns. A primary aim of science is to collect facts (data).
day. From these people, Dmitri grew up with three key thoughts: “Everything in the world is science,” from Bessargin. “Everything in the world is art,” from Timofei the glass blower. “Everything in the world is love,” from Maria his mother. (Dictionary of Scientific Biography. p. 291.) As Dmitri grew older, it became apparent to everyone that Dmitri understood complex topics better than others did. When Dmitri turned 14 and entered school in Tobolsk, a second major family tragedy occurred-his
Privacy is a term that is dfifficult to define, it’s different to everyone with about a zillion interpretations of the words exact meaning. So let’s take the time and gain a better understanding of it’s meaning. According to the Webster’s dictionary, privacy is seclusion or isolation from others – secrecy. On the surface this doesn’t seem like it would pertain to information systems, but think again. Everything we do on the Internet has the risk of being watched or observed. It may be from