1 / 7

WEEK2

WEEK2. DATA AND INFORMATION. Data is a collection of facts, figures and statistics related to an object. It is any facts, numbers or text that can be processed by a computer. Also, data is unprocessed or raw facts or unorganized facts that need to be processed.

dexter-mcknight
Télécharger la présentation

WEEK2

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. WEEK2 DATA AND INFORMATION

  2. Data is a collection of facts, figures and statistics related to an object. It is any facts, numbers or text that can be processed by a computer. Also, data is unprocessed or raw facts or unorganized facts that need to be processed. Information is data that has been processed in such a way as to be meaningful to the person who receives it.

  3. DATA INFORMATION 1. It is raw and unorganized. 2. It is a collection of non-random facts, numbers, symbols, letters, etc 3. It is input for processing 4. It is ‘raw material’ given to computer on which it performs a given activity by processed the data 5. It is presented in bits. 1. It is the result of analyzed data. 2. It is processed for a suitable purpose for a final user. 3. It is an output of processed data 4. It is processed data that is organized, structured or presented in a given context to make it useful. 5. It is presented as a whole DIFFERENCES BETWEEN DATA AND INFORMATION

  4. NUMERIC DATA: This includes figures, value or numbers e.g 200, 100, 9, 12500, 11.29, etc ALPHABETIC DATA: This includes labels, letters of the alphabet, sentences, notation, phrase, etc e.g. Folarinde, GT Bank, Unche, B,E, etc ALPHA-NUMERIC DATA: This includes the combination of numbers, special character and labels e.g. 20km, $50, 156ps, 12 )’Clock, etc AUDIO DATA: This includes sounds, cry, noise, etc but they are dependent on the context. VISUAL DATA: This includes pictures, images, diagrams, charts, etc AUDIO-VISUAL DATA: This is the combination of audio and visual data. The combination of the two does not make information. EXAMPLES OF DATA

  5. Information on a student biodata. Name: Alabi Enoch Address: 6, Obasanjo Progress Estate, Ota, Ogun State Date of Birth: 25/02/2003 Age: 11years Sex: Male Class: Basic 8 Admission year: 2013 State of origin: Osun The information above is meaningful to the user because it reveals a student in a particular context. 2. Information of a staff in an organization Name: Adebayo Rereloluwa Date of Birth: 10th of July, 1980 Age: 31years Sex: Female Contact address: 9, Brown street, Ikeja, Lagos Telephone number: 08062775064 State of origin: Lagos Marital status: Married Next of kin:Dr. Gbenga Taiwo The information above comprises numeric data ( e.g. 1980, 30 and 08062775064), alphabetic data (e.g. Adebayo, years, next), and alpha-numeric (e.g. 10th). EXAMPLES OF INFORMATION

  6. 3. Inventory system Particular Unit(s) Condition Remark (good bad) 1.) Fans 15 5 10 2.) Air condition 20 18 2 3.) Television set 10 10 -

  7. ASSIGNMENT State the features, components and uses of the following: Abacus Slide Rule Napier's bone Pascal’s calculator Leibnitz multiplier

More Related