Advanced Surveying and Geomatics MCQs (Part-4)

What does LiDAR technology primarily use to measure distances?

A Light pulses
B Sound waves
C Radio waves
D Magnetic fields

Which system is used to define coordinates and provide geographic locations?

A LiDAR
B Total Station
C GPS
D GIS

Which technique is often used to measure the displacement of structures over time?

A Precision leveling
B Deformation monitoring
C Triangulation
D Bathymetric surveying

What does a “geodetic datum” define in surveying?

A The shape of the Earth
B The elevation of buildings
C The angle of measurement
D A reference system for coordinates

What is the purpose of a cadastral survey?

A Mapping underground resources
B Determining land ownership and boundaries
C Measuring water depth
D Surveying forests

What is the primary use of photogrammetry in surveying?

A Measuring elevation
B Monitoring deformation
C Creating 3D models and maps
D Measuring water flow

Which tool is essential for measuring both horizontal and vertical angles in a survey?

A Theodolite
B GPS
C Laser scanner
D Compass

What does a “contour map” show?

A Underground utilities
B Land ownership boundaries
C Vegetation distribution
D Elevation and landforms

What is a primary benefit of using drones in surveying?

A Expensive and slow
B Only suitable for urban areas
C High resolution aerial data
D Only for geological surveys

What does precision leveling mainly measure?

A The vertical height differences
B The size of a construction site
C The distance between two points
D The slope of the land

What type of survey technique is used for collecting water depth information?

A Aerial surveying
B Geodetic surveying
C Digital mapping
D Hydrographic surveying

What is the purpose of remote sensing in surveying?

A Collecting surface measurements
B Capturing images from satellites or aircraft
C Mapping geological layers
D Measuring building temperatures

Which of the following is used to measure the depth of water bodies?

A LiDAR
B GPS
C Bathymetric surveying
D Photogrammetry

What is the key application of 3D terrain modeling in surveying?

A Mapping soil types
B Measuring building heights
C Representing land surfaces in three dimensions
D Analyzing water quality

Which type of survey involves creating detailed maps of underground resources?

A Subsurface surveying
B Geodetic surveying
C Topographic surveying
D Hydrographic surveying