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Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

  1. Query spatial data.
  2. Solve spatial data problems.
  3. Produce reports based on basic spatial data analysis.
  4. Archive data.

Range Statement

This section specifies work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included. Bold italicised wording, if used in the performance criteria, is detailed below.

Appropriate persons must include at least two of the following:

colleague

end user

supervisor or line manager

supplier.

Metadata must include at least four of the following:

availability

conditions of use

coordinate system

currency

custodian

data accuracy

data description

date of acquisition

licence

quality

source

spatial data acquisition methodologies

version control.


Performance Evidence

A person demonstrating competency in this unit must satisfy the requirements of the elements, performance criteria, foundation skills and range of conditions of this unit. The person must also use geographic information system (GIS) software applications to integrate data and solve spatial data problems for two different tasks.

While undertaking the above tasks, the person must:

combine spatial layers data, including:

raster, including aerial and terrestrial photography and satellite imagery in digital format

vector overlay

comply with organisational requirements for documentation and reporting relating to:

audit trails

naming standards

templates

version control

comply with organisational requirements to work safely when using the equipment specified in the assessment conditions

comply with legal and ethical requirements for producing reports based on spatial data analysis

display spatial information using entities and attributes, including:

arcs

circles

colour

hatch

layer

level

lines, including type and width

symbology

text

manage and manipulate a range of spatial data, including:

digital

hard copy

image

text

raster

vector

operate a range of GIS software to perform entity and attribute queries and explore datasets

use geospatial techniques, including:

buffer

clip

dissolve

intersect

merge union

overlay.


Knowledge Evidence

A person demonstrating competency in this unit must demonstrate knowledge of:

legal requirements for accessing, manipulating, reporting and archiving digital and hard copy spatial data, including data privacy and information copyright

methods for using univariate statistics and charting, including:

arithmetic mean, median and mode

histograms that illustrate the concepts of normal and other distributions

maximum and minimum

range

standard deviation

variance

methods for validating test results to identify systematic distortions in accuracy of information

printing and image formats for map production

querying and browsing techniques for obtaining information from databases and solving problems

spatial data storage technology

spatial overlay techniques

key features of spatial reference systems.