Digital Subscriber Lines

question 11

Multiple Choice

Digital subscriber lines:

• A)operate over existing telephone lines to carry voice,data,and video.
• B)operate over coaxial cable lines to deliver Internet access.
• C)are very-high-speed data lines typically leased from long-distance telephone companies.
• D)have up to twenty-four 64-Kbps channels.
• E)are assigned to every computer on the Internet.

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Definitions:

Eythrocytes

A misspelling of "Erythrocytes," which are red blood cells responsible for carrying oxygen from the lungs to the body's tissues and returning carbon dioxide from the tissues back to the lungs.

Leukocytes

White blood cells that are part of the immune system and defend the body against both infectious disease and foreign materials.

Red Bone Marrow

Red bone marrow is the soft tissue in the interior of bones where blood cells are produced, including red cells, white cells, and platelets.

Gestation

The period of development of the fetus from conception until birth.