WorksheetsTheory and Practice 4
Total questions: 100
Worksheet time: 50mins
Philippine Plane Coordinate System (PPCS), also known as the Philippine Transverse Mercator (PTM) Grid, is transformed from geographic coordinates to Cartesian coordinates on the Luzon 1911 Datum, determined through astronomical observations. PPCS-PTM was adopted as the reference system in the Philippines pursuant to Lands Circular No. 64, dated June 30, _____.
a. 1965
b. 1964
c. 1963
d. 1962
Philippine Plane Coordinate System (PPCS): Point of Origin is _____?
a. Intersection of the Equator and the Central Meridian of each zone, with Northing of 0 meter and an Easting of 200,000 meters
b. Intersection of the Equator and the Central Meridian of each zone, with Northing of 0 meter and an Easting of 500,000 meters
c. Intersection of the Equator and the Central Meridian of each zone, with Northing of 0 meter and an Easting of 100,000 meters
d. Intersection of the Equator and the Central Meridian of each zone, with Northing of 0 meter and an Easting of 400,000 meters
Philippine Plane Coordinate System (PPCS): Projection is ______?
a. Transverse Mercator, in Zones of two degrees net width
b. Transverse Mercator, in Zones of three degrees net width
c. Transverse Mercator, in Zones of four degrees net width
d. Transverse Mercator, in Zones of five degrees net width
Philippine Plane Coordinate System (PPCS): Spheroid is ______?
a. WGS84
b. PRS92
c. Clarke 1866
d. d. LUZON DATUM 1911
The description of Triangulation Station Balanacan (PPCS-PTM/PRS92): Geoid-Spheroid separation is _____?
a. 0.31m
b, 0.32m
c. 0.33m
d. 0.34m
Philippine Plane Coordinate System (PPCS): Scale factor at the Central Meridian is ______?
a. 0.99993
b. 0.99994
c. 0.99995
d. 0.99996
PRS92 Provinces Codes: Metro Manila
a. MMA
b. MET
c. MAN
d. MNL
Transformation Formula from WGS84 to PRS92 Datum: 67.24478 meters = ______?
a. ∆X
b. ∆A
c. ∆Z
d. ∆Y
Transformation Formula from WGS84 to PRS92 Datum: 47.04305 meters = _______?
a. ∆X
b. ∆A
c. ∆Z
d. ∆Y
PPCS-PTM Zone Assignment of Provinces: Albay
a. Zone No. III
b. Zone No. IV
c. Zone No. V
d. Zone No. VI
The description of Triangulation Station Balanacan (PPCS-PTM/PRS92): Latitude is _____?
a. N 11° 33’ 41.000”
b, N 12° 33’ 41.000”
c. N 13° 33’ 41.000”
d. N 14° 33’ 41.000”
PRS92 Provinces Codes: North Cotabato
a. NRC
b. CTR
c. CTN
d. NCC
PPCS-PTM Zone Assignment of Provinces: Tawi-tawi
a. Zone No. III
b. Zone No. IV
c. Zone No. V
d. Zone No. VI
The description of Triangulation Station Balanacan (PPCS-PTM/PRS92): Longitude is _____?
a. E 121° 51’ 03.000”
b. E 121° 53’ 03.000”
c. . E 121° 52’ 03.000”
d. E 121° 54’ 03.000”
PPCS-PTM Zone Assignment of Provinces: Metro Manila
a. Zone No. III
b. Zone No. IV
c. Zone No. V
d. Zone No. VI
Accuracy of location and distances for preparation of a map should have a confidence level of _____.
a. 90%
b. 95%
c. 96%
d. 98%
________ refers to that part of the shore which is alternately covered and uncovered by the ebb of the flow of the equinoctial tide.
a. Buffer Zone
b. Salvage Zone
c. Foreshore Land
d. d. Shoreline
Clarity, order, balance, contrast, unity, harmony are elements of _____.
a. Map Rendition
b. Map Layout
c. Mapping Symbol
d. Map Design
The interpolation method of locating contours in the field is preferable when the ____.
a. Ground surface gently sloping
b. Scale of the map is large
c. Contour interval is large, ground irregular
d. Contour interval is small
The direct method of locating contours in the field is preferable when the ____.
a. Ground surface is irregular
b. Scale of the map is small
c. Contour interval is large
d. Contour interval is gently rolling
The feature of a map that relates a distance on the map to a distance on Earth's surfaces is called the _____.
a. Degrees
b. Scalel
c. Symbol
d. Prime Meridian
In reciprocal leveling the error which is not completely eliminated is due to ___.
a. Earth’s curvature
b. Refraction
c. non-adjustment of line of collimation
d. non-adjustment of the bubble tube
In route surveys, the most suitable method of contouring is _____.
a. By squares
b. By cross-sections
c. By radial lines
d. By tacheometer
The clockwise angle which a line makes with any reference-line, is called the ____.
a. Bearing
b. Declination
c. Deflection
d. Azimuth
The process of determining direction on a map relative to the earth’s surface is generally called ____.
a. Bearing
b. Direction
c. Orientation
d. Geodetic
____ is defined as the length of steps walking which is measured from heel to heel or from toe to toe.
a. Pace
b. Odometry
c. Tachymetry
d. Stride
In the world of Geographic Information System (GIS), another term for the property of connectivity is ___.
a. Topology
b. Neighborhood
c. Proximity
d. Location
Which one of the following geometric errors of satellite sensors is random?
a. Panoramic distortion
b. Altitude variation
c. Scan skew
d. Earth rotation
_____ can be best defined according to its function i.e., as areas for recreation; preservation/conservation, ecology and as tools to enhance and control urban growth.
a. Open Space
b. Public Facilities
c. Open Market Housing
d. Playground
The angle between the prolongation of the preceding line and the forward line of a traverse is called ____.
a. direct angle
b. included angle
c. deflection angle
d. none of the above
____ are used for relief maps.
a. Hachure lines
b. Perspective renditions
c. shading representing shadows
d. 3D models
With the rise of temperature, the sensitivity of bubble tube ____.
a. decreases
b. increases
c. remains unaffected
d. none of the above
In 1:10000 scale with plotting dimension 0.2 millimeters, the least. Dimension of the object that may be plotted is ____.
a. 20 cm
b. 2 cm
c. 2 m
d. 2mm
The projection created using a cylinder tangent at the equator is _____.
a. Planar projection
b. Conformal projection
c. conic projection
d. Mercator projection
Chain surveying is well adopted for ______.
a. Large areas with simple details
b. Small areas with crowded details
c. Large areas with difficult details
d. Small areas in open ground
The correction for reduced length on the mean sea level is proportional to ____.
a. 1/2H
b. 1/H
c. H2
d. H
The time when the sun crosses the celestial equator is called _____.
a. Solstice
b. Sidereal Time
c. Equinox
d. Local Time
If e and f are the eccentricity and the flattening of the spheroid, then:
a. e2 =2f – f2
b. e2 =2f + f2
c. e = 2f – f2
d. e = 2f + f2
The angular space that can be seen through the telescope is ____.
a. Horizontal angle
b. Field of view
c. Rod reading
d. Parallax
The distance on the ground between Mabolo and Mandaue is 8 km. If the corresponding distance between Mabolo and Mandaue on the map is 16 cm, what is the scale of the map?
a. 1:50000
b. 1:40000
c. 1:20000
d. 1:30000
At any time during GPS observation. What is the minimum number of satellites needed to be observed simultaneously?
a. 5
b. 4
c. 3
d. 2
It refers to the effect of the proportions of a triangle on the accuracy of the length computations and its criterion to identify the best possible route.
a. Strength of Figure
b. Residuals
c. Check base
d. Base line
It is one of the lines in a triangulation system whose length is precisely measured and may be located at regular intervals or at the end of the triangulation system.
a. Check Line
b. Neat line
c. Check base
d. Base line
What is the central meridian for Zone V of the Philippine Plane Coordinate System?
a. 119°
b. 121°
c. 125°
d. 117°
______ is considered the purpose of photo-interpretation.
a. Recognition of objects
b. identification
c. judging the significance of objects
d. all of the above
The rod person must hold the level rod _______ when it is being read.
a. As best they can
b. Horizontally
c. Vertically
d. Diagonally
_______ is leveling of a higher precision and is done through higher precision instruments and high error control.
a. Precise leveling
b. Profile leveling
c. Simple leveling
d. Differential leveling
_______ an instrument for determining the horizontal direction of a line with reference to the direction of the magnetic needle.
a. Compass box
b. Surveyor’s compass
c. Transit compass
d. Pocket compass
This test is done to make the plate bubbles central to their run when the vertical axis of the theodolite is truly vertical.
a. Plate level test
b. Vertical arc test
c. Cross hair ring test
d. Spire test
This test is done to make the vertical circle indicate zero when the line of sight is perpendicular to the vertical axis.
a. Plate level test
b. Vertical arc test
c. Cross hair ring test
d. Spire test
Philippine Plane Coordinate System (PPCS), also known as the Philippine Transverse Mercator (PTM) Grid, was adopted as the reference system in the Philippines pursuant to Lands Circular No. 64, dated ___________.
a. July 30, 1965
b. June 30, 1956
c. June 30, 1965
d. July 30, 1956
Electronic Total Station (ETS) equipment shall be checked for prism off-center constant which is either zero or +/- 30 millimeters
a. +/- 30 millimeters
b. - 3 millimeters
c. 30 millimeters
d. +/- 3 millimeters
It indirectly measure the distances of primary control lines that cannot be directly measured.
a. Trilaterationb
b. Triangulation
c. Eccentric Station
d. Both A and B
The central meridian of the zone which shall be determined in the ______ , shall be the base meridian to which all azimuths of lines of the project shall be referred.
a. PRS92
b. World Map
c. Luzon Datum 1911
d. Either A or C
It refers to the establishment of main and subsidiary controls over the entire area subject of the cadastral project.
a. Lot Control Survey
b. Project Control Survey
c. Boundary Survey
d. Lot Survey
The survey of cadastral project shall be considered as in progress from the issuance of Survey Order or _________ by the Regional Executive Director until the final approval of the survey returns by the Regional Technical Director for Lands.
a. Survey Authority
b. Survey Contract
c. Both A and B
d. None of the above
Survey Order shall be issued by the RED who has jurisdiction over the area, upon recommendation of the ________ headed by the Regional Technical Director (RTD) for Lands.
a. Secretary of DENR
b. Provincial Executive Director (PED)
c. Provincial Technical Director (PTD)
d. Regional Bids and Award Committee (RBAC)
prevent the duplication of number considering that a particular cadastral number shall pertain to a particular municipality/city in the country.
a. DENRd
b. RD
c. LRA
d. LMB
Within sixty _____ from the date of such order, geodetic engineers shall
submit to the cadastral survey project chief a list of his surveys in progress
within the project.
a. 30 days
b. 60 days
c. 120 days
d. Not less than 30 days
The field notes, computations and sketches or plans of isolated surveys within a cadastral project shall be submitted to the concerned LMS for verification through the chief of the cadastral project within _____ from the date of inauguration of the project.
a. 1 month
b. 3 months
c. 2 months
d. 4 months
The position of triangulation stations shall be selected so that no angle may be ______________.
a. less than thirty (30) degrees
b. less than forty-five (45) degrees
c. more than thirty (30) degrees
d. more than forty-five (45) degrees
A partial testing over one of the established calibration base should be carried out before its use in any project, if the ETS instrument has not been used for around _______.
a. 3 months
b. 9 months
c. 6 months
d. 12 months
It refers to the determination of individual lot boundaries and their corresponding area primarily for the purpose of acquiring title thereto.
a. Lot Control Survey
b. Project Control Survey
c. Boundary Survey
d. Lot Survey
It refers to the establishment of political boundary monuments defining the boundary lines of the entire city/municipality and their component barangays.
a. Boundary Survey
b. Municipal Boundary Survey
c. Barangay Boundary Survey
d. Political Boundary Survey
In the absence of 2nd and 3rd Order geodetic control stations within the distance of _______ from the project boundary, connection of primary precision shall be made to any other point of reference certified by LMB.
a. 1 km
b. 3 km
c. 5 km
d. 10 km
The main purpose of land surveying is to…
a. Determine the different strata on the earth crust
b. Explore the mineral wealth
c. Collect hydraulic perticulars of river
d. Mark the shape and extent of a portion of earth’s surface
The sum of included angles of closed traverse ABCDEFGA is…
a. 1080˚
b. 900˚
c. 1260˚
d. 720˚
The bearing which is indicated by freely suspending a magnetic needle and unaffected by local attractive forces is called _______.
a. Prism
b. Magnetic Bearing
c. Quadrant
d. Trepioum
Pacing is the method adopted to determine the distance in ________.
a. Preliminary Survey
b . Location Survey
c. Reconnaisance
d. Setting out works
The simplest instrument used to measure the angle of surface slope in chain survey.
a. Alinometer
b. Ghat tracer
c. Clinometer
d. Planimeter
The angle between the back and forward tangent is called ________
a. Angle of reverse
b. Angle of repose
c. Fleet angle
d. Angle of intersection
Intermediate points on main chain lines to obtain across to the interior details are known as ________a
a. Base
b. Tie station
c. Main station
d. Offset
Permissible errors in surface, under ground, precise and trigonometric leveling respectively
a. 40 cm/km ; 4 cm/km, 1 mm/km ; 2 cm/km
b. 2 cm/km ; 4 cm/km, 1 mm/km ; 40 cm/km
c. 4 cm/km ; 2 cm/km, 1 mm/km ; 40 cm/km
d. 2 cm/km ; 40 cm/km, 1 mm/km ; 4 cm/km˚
Most precise and modern EDM instrument is called ______.
a. Theomat
b. Tellurimeter
c. Distomat
d. Geodimeter
The forward bearing of a line is 240˚. The backward bearing of the line is ____.
a. 40˚
b. 80˚
c. 60˚
d. 120˚
The distance measured parallel to the line perpendicular to the meridian is called _______.
a. Departure
b. Longitude
c. Latitude
d. All of the above
Select the correct statement from the following :
a. The directions of plumb lines suspended at different points in a survey are not strictly parallel
b. In surveys of large extent, the effect of curvature of the earth must be considered
c. In surveys of small extent, the effect of curvature may be ignored and the level surface of the earth is assumed as horizontal
d. All the above.
In geodetic surveys higher accuracy is achieved, if
a. curvature of the earth surface is ignored
b. Angles between the curved lines are treated as plane angles
c. curvature of the earth surface is taken into account
d. None of these
During levelling if back sight is more than foresight
a. The forward staff is at lower point
b. The back staff is at lower point
c. The difference in level, cannot be ascertained.
d. none of these.
The surface of zero elevation around the earth, which is slightly irregular and curved, is known as
a. mean sea level
b. geoid surface
c. level surface
d. horizontal surface
The bearing of line AB is 152° 30' and angle ABC measured clockwise is 124° 28'. The bearing of BC is
a. 27° 52'
b. 148° 08'
c. 96° 58'
d. 186° 58'
A transit is oriented by setting its vernier A to read the back azimuth of the preceding line. A back sight on the preceding transit station taken and transit is rotated about its vertical axis. The vernier A reads
a. azimuth of the forward line
b. back bearing of the forward line
c. bearing of the forward line
d. equal to 360°-azimuth of the forward line.
Correction per chain length of 100 links along a slope of α radians, is
a. 100 α²
b. 100 3
c. 100 α
d. 100 −1
Bergchrund is a topograhical feature in
a. plains
b. hills
c. water bodies
d. Glaciated region
Profile levelling is usually done for determining
a. contours of an area
b. elevations along a straight line
c. capacity of a reservoir
d. boundaries of property
For indirect ranging, number of ranging rods required, is
a. 1
b. 2
c. 3
d. 4
The operation of resection involves the following steps
I. rough orientation of the plane table
II. the three lines form a triangle of error
III. drawing lines back through the three control points
IV. select a point in the triangle of error such that each ray is equally rotated either clockwise or anti clockwise
V. the points obtained by three rays is the correct location.
a. I, III, II, IV, V
b. I, IV, III, II, V
c. I, II, III,, IV, V
d. I, IV, II, III, V
During secular variation of magnetic meridian at different places
a. range of oscillations is constant
b. range and period of oscillation both vary
c. period of oscillation is constant
d. period of oscillation only varies.
If the whole circle bearing of a line is 180°, its reduced bearing is
a. S 0° E
b. S 0° W
c. S
d. N
The smaller horizontal angle between the true meridian and a survey line, is knowna
a. declination
b. bearing
c. azimuth
d. dip
For locating a distant object visible from two transit stations, the method usually preferred to, is
a. Angles and distances from transit stations
b. Angles from two transit stations
c. distance from two transit stations
d. Angle from one transit station and distance from the other.
Number of subdivisions per metre length of a levelling staff is
a. 100
b. 200
c. 500
d. 1000
The first reading from a level station is
a. foresight
b. intermediate sight
c. back-sight
d. any sight
The whole circle bearing of a line is 290°. Its reduced bearing is
a. N 20° E
b. N 20° W
c. N 70° W
d. S 70° E
The horizontal angle which the magnetic meridian makes the true meridian
a. Local attraction
b. Deckination
c. Dip
d Azimuth
Horizontal axis must be right angles to ____.
a. Line of sight
b. Transit axis
c. Telescope level
d. All of the above
The primary object of tacheometric survey is the preparation of ____ plans
a. Area
b. Mine
c. Contour
d. Survey
In a metric chain each link is equal to ________.
a. 100mm
b. 200mm
c. 300mm
d. 400mm
Name of surveying method based on trigonometry.
a. Plane surveying
b. Contouring
c. Triangulation
d. Geodetic Surveying
The surface which is parallel to mean surface of earth called _______.
a. Level Line
b. Earth Surface
c. Level Surface
d. Horizontal Plane
