Most Internet Search Engines Maintain an Index of Billions of Web

question 8

Multiple Choice

Most Internet search engines maintain an index of billions of Web pages. These indexes are updated using:

• A) The users of the search engine.
• B) Dedicated employees.
• C) Automated webcrawlers.
• D) A combination of all of these.

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Definitions:

Infertility

The inability to conceive a child after a year or more of regular sexual intercourse without the use of birth control.

Pregnant

The state of carrying a developing fetus within the uterus.

Obesity

Defined as having a body mass index at or above the 95th percentile for height and age.

Physical Activity

Any bodily movement produced by skeletal muscles that require energy expenditure, including exercise and activities undertaken while working, playing, or performing daily chores.