GEODESY QUESTIONS AND ACCURATE SOLUTIONS.

GEODESY QUESTIONS AND ACCURATE
SOLUTIONS.
When constructing an ellipse, the length of the string is
A. 2timesthemajoraxis
B. 2 times the semi-major axis
C. 2 times the minor axis
D. 2timesthesemi-minor axis
2 times the semi-major axis
The distance from the origin to the one of the ellipse's focus is
A. the linear eccentricity x a
B. the linear eccentricity x b
C. the first eccentricity x a
D. the first eccentricity x b
the first eccentricity x a
Which of the following combinations will NOT define an ellipse?

A. a,e
B. a,f
C. a,1/f
D. e,f
e,f
A measure of the compression of a circle or sphere along a diameter to form an
ellipse or an ellipsoid of revolution (spheroid) respectively.

A. first eccentricity
B. second eccentricity
C. angular eccentricity
D. flattening
flattening

,Which of the following values is the most likely value of inverse flattening?

A. 6378206.4
B. 6356583.8
C. 294.97
D. 1/294.97
294.97
Determining the route of least impedance between two points, taking into
account topography and travel restrictions such as one-way streets and rush-hour
traffic.
A. pathfinding
B. utility analysis
C. network analysis
D. shortest path analysis
shortest path analysis
Reducing the number of points in a line without losing its essential shape.
A. generalization
B. resampling
C. neighborhood analysis
D. interpolation
generalization
A database that stores related information in a structure very like a tree, where
records can be traced to parent records which in turn can be traced to a root
record.
A. information system
B. hierarchical database
C. personal geodatabase
D. relational database
hierarchical database
Which of the following statements is NOT true for a
survey in the Philippines?

,A. The absolute value of meridian convergence is
subtracted from the geodetic azimuth if the line is
on the east side of the CM.
B. The absolute value of meridian convergence is
subtracted from the grid azimuth if the line is on
the west side of the CM.
C. The absolute value of meridian convergence is added to the true azimuth if the
line is on the east side of the CM.
D. The absolute value of meridian convergence is added to the geodetic azimuth if
the line is on the west side of the CM.
The absolute value of meridian convergence is added to the true azimuth if the line is
on the east side of the CM.
A diagram or abstract map in which geographical areas are exaggerated or
distorted in proportion to the value of an attribute.
A. cartograph
B. thematic map
C. cartogram
D. dot map
cartogram
The radius of curvature in the meridian (M) is equal to
A. a(1-e2)/(1-e2sin2Φ)1/2
B. a(1-e2)/(1-e2sin2Φ)3/2
C. a/(1-e2sin2Φ)1/2
D. a/(1-e2sin2Φ)3/2
a(1-e2)/(1-e2sin2Φ)3/2
The radius of curvature of the prime vertical (N) is equal
to
A. a(1-e2)/(1-e2sin2Φ)1/2
B. a(1-e2)/(1-e2sin2Φ)3/2
C. a/(1-e2sin2Φ)1/2
D. a/(1-e2sin2Φ)3/2
a/(1-e2sin2Φ)1/2

, Which of the following statements is/are true?
A. The meridional radius of curvature and the prime vertical radius are minimum
at the equator
B. Atthepole,M=a2/b
C. N ≥ M where the equality holds at the pole
D. All statements are true
All statements are true
Which of the following statements is/are true?
A. At the equator, N is equal to the semi-major axis
length
B. At the equator, M is equal to the semi-major axis
length.
c. At the pole, M is equal to the semi-minor axis
length.
d. All statements are true.
At the equator, N is equal to the semi-major axis
length
The relationship between the geodetic and reduced latitude is
A. tan β = (b2/a2) tan Φ
B. tan β = (b/a) tan Φ
C. tan Φ = (b2/a2) tan β
D. tan Φ = (b/a) tan β
tan β = (b/a) tan Φ
The relationship between the geocentric and reduced
A. tan ψ = (b2/a2) tan β
B. tan ψ = (b/a) tan β
C. tan β = (b2/a2) tan β
D. tan β = (b/a) tan β
tan ψ = (b/a) tan β
The relationship between the geocentric and geodetic latitude is
A. tan ψ = (b2/a2) tan Φ