CAPE INFORMATION TECHNOLOGY Unit 1: Module 1 Objectives 7 & 8 identify ways of representing data and information; discuss various types of information sources;
Data Representation Character String Numeric Aural Visual Letter or symbol E.g. –letters of the alphabet, String An array of characters E.g. a persons name Numeric Integers, Reals, etc. Aural Pertaining to hearing e.g. Morse Code, Musical Notes Visual e.g. fingerprints Musical Symbols and Notation E.g. Clefts, etc.
Information Representation Text Any sensible arrangement of characters and strings E.g. a letter Graphics Logos, paintings, etc. Sound Musical representation, structure give to musical notes Video Special Purpose Notations Graphical Representations NOTE: Many of these representation are intertwined and intermingled to give greater detail to what is being presented
Information Representation State the MOST suitable forms of representation for the following: A poster Report of the elected Prime Minister of Jamaica Moneague College vs. UWI Inter-col Football Final The Nature of the Bengal Tiger Compare each of the above with the other (discover the advantages / benefits)
Information Sources Types of information sources Characteristics of information sources Sources include: Books Journals Catalogs Magazines Newspapers Online Libraries CD-ROMs DVDs Blu-Ray disc Electronic Database Websites People Blogs Wikis
Class Activity Examine each source of information and identify the advantages, disadvantages and a scenario in which the use of the source is most appropriate in gathering information.