Spatial overlay - Study guides, Class notes & Summaries

GIS Exam 1 Questions & Answers 2024 GIS what it stands for, definitions, what it can do, who uses it and for what (examples from articles and other sources) - ANSWER-Geographic Information Systems A set of computer tools for analyzing spatial data. A computer-based system to aid in the collection, maintenance, storage, analysis, output, and distribution of spatial data and information research institutions, environmental scientists, health organisations, land use planners, business...

Data Base - Answer-a storage system used to query, manipulate, and analyze tabular data Four components of a GIS - Answer-Hardware Software People!! Spatial Data Topology - Answer-Whats next to what and what is connected to what Hierarchical Database - Answer-1:1 parent/ child Secure, restricted paths Network Database - Answer-multiple parents/child flexible complex Relational Database - Answer-USED IN GIS flexible Boolean Algebra - Answer-AND OR NOT Attribute data - Answer-table...

Data Base - Answer-a storage system used to query, manipulate, and analyze tabular data Hierarchical Database - Answer-1:1 parent/ child Secure, restricted paths Network Database - Answer-multiple parents/child flexible complex Relational Database - Answer-USED IN GIS flexible Boolean Algebra - Answer-AND OR NOT Attribute data - Answer-tables of nominal data color type ratio linked to spatial data Spatial Data - Answer-location coordinates Raster Advantages - Answer-simpleeasy ...

NGA GPC Latest 2024 Already Passed Broadcast-Request Imagery Technology Environment (BRITE) An NSG program that disseminates NGA GEOINT data via Military Satellite/SIPRNET to communications-limited tactical users worldwide. The Combatant Commands (COCOMs) Promote and enhance security to achieve U.S. stategic objectives and plan and conduct military operations. They analyze, produce, and disseminate all-source intelligence and GEOINT to support operations. Datum A mathmatical model o...

GIS EXAM QUESTIONS AND ANSWERS WITH CERTIFIED SOLUTIONS What is GIS? Definition must involve three elements: (1) GIS is a computer system, (2) GIS uses spatially referenced or geographical data, (3) GIS carries out various management and analysis tasks on these data A geographic information system is a system designed to capture, store, manipulate, analyse, manage, and present spatial or geographic data Why GIS can be difficult to define? Difficult to define because any definition of GIS will ...

GIS Exam 3 Questions & Answers 2024 description of reality - ANSWER-what is a model? dynamic - ANSWER-a spatio/temporal model is ________. static ("GIS models, what we have been doing") - ANSWER-a cartagraphic model is _______. descriptive, prescriptive - ANSWER-a _________ model describes the existing conditions; a _______ model predicts what the conditions should be. deterministic, stochastic - ANSWER-a _________ model assumes variables to have unique values; a _______ model...

GISP 6: Analytical Methods questions with correct answers What are the ways you can SELECT features based on ATTRIBUTE? -New Selection -Add to Selection -Remove from Selection -Subset Selection -Switch Selection -Clear Selection Semivariogram a model of the variance between points and their distance apart What is map algebra? set of primitive operations that allows two or more raster layers of similar dimensions to produce a new raster layer using algebraic operations such as addition...

A Geographic Information System is NOT used for: a. Capturing spatial data. b. Storing spatial data c. Displaying spatial data. d. None of the above - Answer- d. None of the above ESRI's geodatabase model in ArcGIS is based on which of the following data models? a. Object Oriented. b. Relational data model. c. Dynamic segmentation. d. Hierarchical data model - Answer- a. Object Oriented The structure of a shape file (ArcView) is based on which of the following data model? a. Obje...

What 2 forms does spatial data come in? - correct answer 1) Discrete data such as soil types or land use 2) Continuous data such as elevation and precipitation What are the 6 components of GIS analysis? - correct answer 1.Display- (tab) shows layers in the order in which they are drawn 2.Query- an operation to extract records from a database according to a specified set of criteria 3.Buffer- delineated area within a specified distance of a feature 4.Overlay- Combines 2 feature classes...

analytical method: 0verlay analysis Correct Answer-Define problem; Break problem into submodels; Determine significant layers (some of these layers may need to be created); Reclassify or transform data within a layer analytical method: Spatial overlay Correct Answer-process of superimposing layers of geographic data that cover the same area to study the relationship between them analytical method: Overlay Correct Answer-two or more maps or layers are superimposed for showing relationships ...