Consider the Following Java Variable Names

question 66

Multiple Choice

Consider the following Java variable names:
I.1stInstance
II.basicInt%
III.empName_
IV.addressLine1
V.DISCOUNT
Which of the following options is correct?

• A)Only IV is a valid Java variable name.
• B)Only I and IV are valid Java variable names.
• C)Only I, IV, and V are valid Java variable names.
• D)Only III, IV, and V are valid Java variable names.

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Definitions:

Stalactite

A type of speleothem that hangs from the ceiling of limestone caves, formed by the deposition of minerals from dripping water.

Limestone Caves

Natural cavities formed within limestone rock due to the dissolution of carbonate minerals by water, known for their unique formations and speleothems.

Quartz Crystals

Hard, crystalline minerals made of silica (SiO2), used in various applications due to their piezoelectric properties.

Sinkholes

Depressions or holes in the ground caused by the collapse of a surface layer, occurring in areas where the rock below is limestone, carbonate rock, salt beds, or other rocks that can be dissolved by groundwater.