Deck 11: How to Perform Network Analysis in Arcgis

Question 1

A Sun-synchronous orbit indicates that the

A)satellite continually images the same Sun-illuminated location on the ground.
B)orbit is set up so that an area on the ground is imaged at the same time of day.
C)satellite orbits the Sun in the same orbital path as the Moon.
D)orbit is set up so that the Sun-side of Earth is imaged exactly twice in one day.

Answer 1

B

Question 2

A sensor that will be measuring only one wide band of wavelengths is which type of sensor?

A)Panchromatic sensor
B)Multispectral sensor
C)Hyperspectral sensor
D)Radiometric sensor

Answer 2

A

Question 3

An early satellite remote sensing program that used film for taking images was

A)Pléiades.
B)SPOT.
C)Earlybird.
D)Corona.

Answer 3

D

Question 4

The specific bands and wavelengths that a sensor can measure defines its

A)temporal resolution.
B)radiometric resolution.
C)spatial resolution.
D)spectral resolution.

Question 5

Off-nadir viewing allows a sensor to

A)obtain imagery with a half-meter or finer resolution.
B)sense beyond the usual 8-bit range of values.
C)image locations not directly under the sensor.
D)image more than 100 bands simultaneously

Question 6

Satellites in near-polar orbit

A)follow a north-to-south orbital path.
B)follow an east-to-west orbital path.
C)are "locked" into a constant orbital fixed position near either the North or South Pole.
D)use the Equator as the orbital path being followed.

Question 7

A sensor's ability to determine fine differences in a band of energy measurements is a sensor's:

A)spectral resolution
B)spatial resolution
C)radiometric resolution
D)temporal resolution

Question 8

Which sensors are carried by Landsat 8?

A)OLI and TIRS
B)ETM+ and MSS+
C)ALI and Hyperion
D)HRG and HRS

Question 9

Landsat 7 carries which of the following sensors?

A)HRG
B)MSS
C)TM
D)ETM+

Question 10

Landsat 7's sensor has the capability to see the same area on the ground every

A)2 days.
B)8 days.
C)16 days.
D)26 days.

Question 11

A whiskbroom sensor is a

A)hyperspectral sensor.
B)linear-array sensor.
C)along-track sensor.
D)across-track sensor.

Question 12

An 11-bit sensor can measure how many levels?

A)11
B)121
C)256
D)2048

Question 13

A geostationary satellite

A)rotates at the same speed as Earth.
B)completes an orbit around the Earth every 12 hours.
C)takes 16 days to complete its orbital path.
D)takes exactly two days to complete a single orbit.

Question 14

The ground size of one pixel's worth of imagery is a measure of

A)radiometric resolution.
B)spectral resolution.
C)temporal resolution.
D)spatial resolution.

Question 15

How often a satellite can return to image the same area on the ground is a measure of that sensor's

A)temporal resolution.
B)spectral resolution.
C)spatial resolution.
D)radiometric resolution.

Question 16

A typical Landsat TM scene measures about

A)170 × 183 km.
B)16 × 16 km.
C)181 × 197 km.
D)7.5 km× 7.5 km.

Question 17

Pan-sharpening is used to

A)sense multiple small bands simultaneously in the panchromatic portion of the EM spectrum.
B)fuse panchromatic imagery with multispectral imagery to get a finer image.
C)take the pixels of an existing image and transform them into finer resolution pixels.
D)narrow down the sensor's swath width and obtain finer spatial resolution for a sensor.

Question 18

The first man-made satellite to successfully orbit Earth was

A)Explorer I.
B)Sputnik.
C)Eagle I.
D)Zenit.