Elements Of Remote Sensing
The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths:

2.2 to 2.6, 3.0 to 3.6, 4.2 to 5.0 μm
All of these
4.2 to 5.0, 7.0 to 15.0 μm and 1 cm to 30 cm
0.4 to 1.3, 1.5 to 1.8, 2.2 to 2.6 μm

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Elements Of Remote Sensing
Pick up the correct definition from the following with response to GIS.

All of these
The geometric property which describes the linkage between line features is defined as connectivity
Common boundary between two areas of a locality is known as adjacency
The area features which are wholly contained within another area feature, is known so containment

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