Knowledge of: geography as it applies to GIS; concepts and principles of GIS; basic principles and terminology of mapping, cartography, surveying, photogrammetry, and land use planning; database, word processing, and spreadsheet programs; operations, characteristics, and capabilities of various types of GIS programs, computer, and peripheral equipment; various types of datums and projections, imagery types and analysis, computer programming language; GIS and relational database management concepts and theories; statistics; and research methods and techniques. Ability to: analyze, correlate, and evaluate thematic map data and records; prepare maps, graphics, data outputs, and written reports; use the computer aided drafting programs (CAD); use computer to enter and process text data files; maintain effective working relationships with others; and formulate ideas and present them clearly and concisely, orally and in writing.