List of top Geomatics Engineering Questions asked in GATE Civil Engineering

Which of the following CANNOT be used as visual interpretation key(s) for satellite images?
Which of the following parts of the electromagnetic spectrum is/are used in satellite remote sensing for earth observation?
SAT 2024 The Survey of India toposheet number $43\frac{D}6$ covers ground area of
Which of the following statements about the Triangulated Irregular Network (TIN) model is/are INCORRECT?
Which of the following is/are method(s) used for compact storage of raster GIS data?
Which of the following statements is/are INCORRECT in the context of GIS?
In GIS, buffer is a zone with a specified width surrounding a spatial feature. Which of the following statements regarding buffer is/are CORRECT?
Which of the following statements is/are CORRECT?
Which of the following statements is/are CORRECT for satellite image interpretation?
Which of the following factors is/are responsible for ionospheric delay in GNSS observations?
Which of the following statements is/are CORRECT in the context of GPS data collection methods?
Which of the following errors is/are corrected in Differential GPS (DGPS)?
Find the best match between remote sensing sensors (Column A) with their characteristics (Column B)
Column AColumn B
(P)   IRS LISS-III (1)  36 bands 
(Q)    Landsat TM (2)   along track scanner 
(R)    MODIS (3)   across track scanner
(S)    Hyperion(4)   18 bands 
 (5)    242 bands 
Find the best match between Column A and Column B
Column AColumn B
(P)   Radiant flux (1)  Dimensionless
(Q)    Radiant energy (2)   Watts 
(R)    Radiant Exitance (3)   Joules 
(S)    Reflectance (4)   Watts $m^{ -1}$
 (5)   Watts $m^{ -2} s ^{ -1}$
Which of the following statements is/are CORRECT?
The standard error of a unit weight for a set of angle observations is 10". The minimum number of observations required to reduce the standard error of the mean for this set of observations to 2" is ______ (in integer).
The wavelength at which maximum energy is radiated or emitted from the forest fire at temperature of 700 °C is __________ $\mu m$ (rounded off to one decimal place).
An angle is observed independently twice, and the values are as follows:
60°30'10" ± 10"
60°30′20′′ ± 20"
The most probable value (MPV) of the angle is
In the figure, $ d_1, d_2, d_3$ are three independently measured distances for estimating the unknown distances x and y. The correlation coefficient between the unknown estimates approximately equals to
d1, d2, d3 are three independently measured distances for estimating the unknown distances x and y.
Identify the type of digitizing error in the following figure.
Which of the following mathematical principles is applied for finding a geographic position on Earth's surface using GPS?
Which of the following is NOT a segment of GPS to determine position and time?
Dilution of Precision (DOP) in GPS based survey is primarily used to assess the quality of
Which of the following is a core vector GIS operation?
How many NAVSTAR GPS satellites in standard constellation are operational and provide uninterrupted service?