Examlex
String example1 = "";
String example2 = null;
String example3;
There is an important difference between empty String s and null String s. Explain the differences and why it is important when making String comparisons.
Anorexia Nervosa
A psychological and life-threatening eating disorder characterized by an extremely low body weight, a severe fear of gaining weight, and a distorted perception of body weight and shape.
Serotonin
A neurotransmitter in the brain that plays key roles in regulating mood, emotion, appetite, and sleep.
Fat Cells
Specialized cells that store energy in the form of fat and regulate metabolism and appetite through hormone release.
Leptin
A hormone produced by fat cells that is involved in regulating appetite and metabolism.
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Q1: Explain the use of the NOT operator.
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