Ruby Permits the Specification of a Negative Integer Value When

question 33

Multiple Choice

Ruby permits the specification of a negative integer value when referring to array values. An index value of -2 would refer to which item in an array?

• A) The first item stored in the array
• B) The second item stored in the array
• C) The last item stored in the array
• D) The second to last item stored in the array

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Definitions:

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.

Stimulus For Breathing

Factors that trigger the respiratory center in the brain, causing inhalation and exhalation, such as increased carbon dioxide levels in the blood.

Respiratory Distress Syndrome

A medical condition often seen in premature infants, characterized by difficulty breathing due to underdeveloped lungs.

Gestation

The period of development that occurs from conception to birth in mammals, including humans, typically lasting around 40 weeks in humans.