If No Item Is Selected in a ListBox, What Value

question 66

Multiple Choice

If no item is selected in a ListBox, what value is in the SelectedIndex property?

• A) false
• B) true
• C) 0
• D) −1

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Definitions:

Electrodes

Conductor through which an electric current enters or leaves in a medium, whether it be a gaseous, liquid, or solid substance.

Impulse

In physics, the product of force and the time over which it is applied, resulting in a change in momentum.

Isotonic Contraction

A type of muscle contraction in which the muscle changes length while the tension within the muscle remains the same, resulting in movement.

Pyruvate

A key end-product of glycolysis that can enter the Krebs cycle or undergo fermentation in the absence of oxygen.