In a Graphical User Interface, Which of the Following Is

question 194

Multiple Choice

In a graphical user interface, which of the following is a small symbol on the screen whose location and shape changes as a user moves a pointing device?

• A)index
• B)keypad
• C)pointer
• D)keystroke

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Definitions:

Neurotransmitters

Chemicals that transmit signals across a synapse from one neuron to another in the nervous system.

Neuron

A specialized cell of the nervous system that transmits signals electrically and chemically throughout the body.

Action Potential

A temporary reversal of an electric polarization of the membrane in nerve or muscle cells.

Electrical Signal

An electrical signal is a current or electromagnetic field used to convey data from one system or network to another, often varying in voltage to represent information.