Concept, nature and importance of information

1. AUTONOMOUS UNIVERSITY PUEBLA
FACULTY OF CHEMICAL
DEGREE: PHARMACY
ANALYSIS
CONCEPT, NATURE AND IMPORTANCE OF INFORMATION
STUDENT: DIANA CAROLINA MENDEZ BANDA
TEACHER: HERIBERTO FLORES REYES
PUEBLA, PUE SEPTEMBER 2014

2. CONCEPT, NATURE AND IMPORTANCE OF INFORMATION
In the text above was found to be the sources of information have helped to
meet the demands and needs for users or any information unit, its objectives
are: allows access to the primary document therefore required to know all
the works related to the information services, bibliographic develop products
textual and non-textual to guide all users and evaluate the sources.
They are of different types: primary, secondary and tertiary. Primary sources
are major print publications are both regular scientific journals that are like
that are not regular books.
Secondary sources contain information on primary documents, outcomes or
documentary analysis. It is a documentary analysis of primary sources made
a description to make them more accessible to users and some examples
which may be mentioned are: dictionaries, encyclopedias, yearbooks, etc.
And its features are: provide enough direct information to the user, it is easy
to access for information and is frequently used by information specialists
and users. Tertiary sources is a collection of secondary information and
sometimes also of primary bibliographies of bibliographies, lists of materials
and even headers thesaurus.
As the document definitions in etymological, anthropological and modern
origin, and classification with features that are mentioned:
Depending on their nature and structure: textual documents (written
information) and non-text (images, sounds and models.
Depending on the media: traditional (paper, cardboard, clay, wood, etc.) and
new (magnetic, chemical, plastic, electronic, digital)