Doris Works a Stressful Job, Has Difficulty Falling Asleep, and She

question 92

Multiple Choice

Doris works a stressful job, has difficulty falling asleep, and she often wakes up early. After several weeks, she agrees to participate in a sleep study to determine whether she has insomnia. It is likely that the results of her sleep study show Doris

• A) spends less time sleeping as people who do not complain of insomnia.
• B) is lacking in the substances that promote and maintain sleep.
• C) spends as much time sleeping as people who do not complain of insomnia.
• D) has an excess of arousal-producing neurochemicals.
• E) does not have insomnia.

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Definitions:

Operand Sizes

Refers to the amount of data a computer's CPU can process at one time, often measured in bits or bytes.

Arithmetic Right Shifts

A bit operation that shifts the bits of a binary number to the right, preserving the sign bit (the most significant bit for signed numbers).

Logical Right Shifts

A bitwise operation that shifts all the bits of its operand to the right, filling the left end with zeros or maintaining the sign bit in signed types.

#define Statement

A preprocessor directive in C and C++ used to define macros or constants that replace tokens in the code before compilation.