CONS 127 EXAM QUESTIONS WITH
100% CORRECT ANSWERS | LATEST
VERSION 2025/2026.
What is the dominant pigment in healthy vegetation impacting absorption in the visible part of
the spectrum?
a. chlorophyll
b. carotenoids
c. anthocyanins
d. water - ANS chlorophyll
What differentiates differential GPS (DGPS) systems from GPS systems?
a. DGPS takes multiple points at the same location and averages them to increase positional
accuracy
b. DGOS uses a ground based reference system of known location to increase positional
accuracy
c. DGPS uses trigonometry and trilateration to increase positional accuracy
d. DGPS uses multiple GNSS constellations to increase positional accuracy - ANS . DGOS uses
a ground based reference system of known location to increase positional accuracy
What is the most correct representation of the Earth's surface?
a. Ellipsoid
b. Azimuthal Equal Area Projections
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, c. Sphere
d. Geoid - ANS Geoid
What was the first platform used to acquire images from space?
a. A balloon over Paris
b. Skylab
c. CORONA satellite mission
d. V2 rocket - ANS V2 rocket
For accurately estimating longitude, a chronograph used to be required. Remembering that
there are 360 degrees of longitude dividing the earth, and one hour is 1/24 of a day, calculate
the difference in longitude represented by a 2-hour difference in local time
a. 0.06 degrees
b. 30 degrees
c. 15 degrees
d. 90 degrees - ANS 30 degrees
How would you describe a larger scale map?
a. Larger scale maps show more detail over larger area
b. Larger scale maps show less detail over larger area
c. Larger scale maps show more detail over smaller area
d. Larger scale maps show less detail over smaller area - ANS Larger scale maps show more
detail over smaller area
A geostationary orbit:
a. Crosses the Equator from north to south at approximately the same local time each day
b. Goes over the poles
c. Remains over the same position on the Earth's surface
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
100% CORRECT ANSWERS | LATEST
VERSION 2025/2026.
What is the dominant pigment in healthy vegetation impacting absorption in the visible part of
the spectrum?
a. chlorophyll
b. carotenoids
c. anthocyanins
d. water - ANS chlorophyll
What differentiates differential GPS (DGPS) systems from GPS systems?
a. DGPS takes multiple points at the same location and averages them to increase positional
accuracy
b. DGOS uses a ground based reference system of known location to increase positional
accuracy
c. DGPS uses trigonometry and trilateration to increase positional accuracy
d. DGPS uses multiple GNSS constellations to increase positional accuracy - ANS . DGOS uses
a ground based reference system of known location to increase positional accuracy
What is the most correct representation of the Earth's surface?
a. Ellipsoid
b. Azimuthal Equal Area Projections
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
, c. Sphere
d. Geoid - ANS Geoid
What was the first platform used to acquire images from space?
a. A balloon over Paris
b. Skylab
c. CORONA satellite mission
d. V2 rocket - ANS V2 rocket
For accurately estimating longitude, a chronograph used to be required. Remembering that
there are 360 degrees of longitude dividing the earth, and one hour is 1/24 of a day, calculate
the difference in longitude represented by a 2-hour difference in local time
a. 0.06 degrees
b. 30 degrees
c. 15 degrees
d. 90 degrees - ANS 30 degrees
How would you describe a larger scale map?
a. Larger scale maps show more detail over larger area
b. Larger scale maps show less detail over larger area
c. Larger scale maps show more detail over smaller area
d. Larger scale maps show less detail over smaller area - ANS Larger scale maps show more
detail over smaller area
A geostationary orbit:
a. Crosses the Equator from north to south at approximately the same local time each day
b. Goes over the poles
c. Remains over the same position on the Earth's surface
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED
