2. A diagram is a symbolic
representation of information
according to some
visualization technique.
Diagrams have been used since
ancient times, but became more
prevalent during the
Enlightenment.
3. The diagram is used as a collective
term standing for the whole class
of technical genres, technical
drawings and tables.
This is the genre that shows
qualitative data with shapes that
are connected by lines, arrows, or
other visual links.
4. “Abstract graphic portrayals of the
subject matter they represent"
-Lowe (1993)
“Diagrams are simplified figures,
caricatures in a way, intended to
convey essential meaning“
- Hall's (1996)
5. “Diagrams are pictorial, yet abstract,
representations of information,
and maps, line graphs, bar
charts, engineering blueprints,
and architects' sketches are all
examples of diagrams, whereas
photographs and video are not“
-Anderson (1997)
6. Essence of A Diagram:
a form of visual formatting devices
a display that does not
show quantitative data (numerical
data), but rather relationships and
abstract information
with building blocks such as
geometrical shapes connected
by lines, arrows, or other visual links.
7. Kinds of Diagram
Typical or Symbolic Diagram
represent an object or idea
through the characteristic or
features of a particular type.
10. Kinds of Diagram
Process Diagram
implies a flow or activity as well as an
orderly sequence of separate steps. It is a
systematic series of action directed to
some end, also a specific continuous
action or a series of changes.
20. Other Kinds of Diagram
Cycle Diagram
shows how items are related to
one another in a repeating cycle.
Use a cycle diagram when there is
no beginning and no end to a
repeating process.
23. Other Kinds of Diagram
Decision Diagram
is a decision support tool that uses a
tree-like graph or model of decisions
and their possible consequences,
including chance event outcomes,
resource costs, and utility
26. Other Kinds of Diagram
Comparison Diagram
in which a comparison is made
between two or more objects,
phenomena or groups of data
which can offer qualitative and/or
quantitative information.
29. A Standard of Good Diagram
1. It must be technically correct. It must be
accurately and neatly drawn in proper
proportion and suitably and completely
titled, labeled and explained. Nothing
can be left to the imagination.
2. It has to be artistic because it must
command the pupils/students respect
and this encourage the development of
a favorable mindset towards it.
30. Advantage of Using Diagram
1. Ideas are simple through the use of
symbols
2. Illustrations are clear
3. It shows things that can not bring in
the school
4. It shows the real form of an object
31. Disadvantage of Using
Diagram
1. Students can be confused with the
variety of symbols.
2. Background is necessary for both
teacher and the student to fully
understand very detailed.
3. Effective only if the feature being
presented to is clearly illustrated.
33. Poster is a visual combination of bold
design, color and message which
intended to catch and hold the
attention of the passers-by long
enough to implant a significant idea
in his mind.
34. The poster’s role is to quickly
implant in the viewer’s mind or to
make him recall a single important
idea. It must have a strong eye
appeal if it is to attract attention
and have enough holding power.
35. Guidelines for Poster
Preparation
1. The title should be visible from 10-15 feet
away
2. The information should be laid out in such
a way that it is obvious where to start
viewing the poster and how the
information into the poster and how the
information flows.
36. Guidelines for Poster
Preparation
3. Don’t try to pack too much information
into the poster.
4. Vary the size and the design of the
components on the poster.
5. Emphasize the most important
information with the larger font size or
with catchy color.
37. Guidelines for Poster
Preparation
6. Make sure photos are large enough to be
clearly read and pertinent information
is identifiable.
7. Avoid unnecessary details.
38. Characteristics of Poster
1. Brief text
2. Dramatic simplicity
3. Appropriateness
4. Attractiveness
5. Well organized ( design and color)
6. Self- Explanatory