What Type of Loop Uses a Boolean Expression to Control

question 20

Multiple Choice

What type of loop uses a Boolean expression to control the number of times that it repeats a statement or set of statements?

• A)Count-controlled
• B)Condition-controlled
• C)While
• D)Do-while
• E)Do-until

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Definitions:

Sleep Cycle

The progression through various stages of NREM and REM sleep repeating approximately every 90 minutes.

REM Sleep

A phase of sleep characterized by rapid eye movements, more vivid dreams, and increased brain activity.

Sleep Poorly

A condition characterized by difficulty falling asleep, frequent awakenings, or non-restorative sleep.

Sleeping Aid

Medications or natural remedies that are used to improve sleep quality or to alleviate difficulties falling asleep.