A(n)____ Is a Named Element in a Program That Can

question 143

Multiple Choice

A(n) ____ is a named element in a program that can be used to store and retrieve information.

• A) object
• B) component
• C) key
• D) variable

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Definitions:

Doppler-Effect

A phenomenon where the frequency of waves, such as sound or light, changes due to the relative motion of the source and the observer.

Relative Velocity

The velocity of an object or observer in relation to another object, observer, or the medium in which they are moving.

Pulse Width Modulation

A method used in electronic control to regulate the amount of power delivered to an electrical device, by effectively chopping up the power supply into controlled intervals.

Fixed Frequency

A characteristic of oscillating systems or signals that maintain a constant frequency over time, typically used in various electronics and communications systems.