For Any Nonzero 8-Bit X, Which of the Following Does

question 29

Multiple Choice

For any nonzero 8-bit x, which of the following does not result in zero?

• A) x &= (~x)
• B) x ^= x
• C) x <<= 8
• D) x |= x

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Definitions:

Goblet Cells

Epithelial cells that secrete mucus to protect and lubricate many internal body surfaces.

Produce Mucus

The process by which mucous membranes secrete mucus, a thick protective fluid.

Mucus

A thick, slippery substance produced by the mucous membranes and glands, used to lubricate and protect certain parts of the body like the respiratory tract.

Goblet Cells

Specialized epithelial cells that produce and secrete mucus onto mucosal surfaces, such as the respiratory and digestive tracts.