Yahoo! Transformed Its Service from a Search Engine into a Portal

question 101

True/False

Yahoo! transformed its service from a search engine into a portal by dedicating one branch of its business to providing content and other media-related services.

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Definitions:

Reciprocating Functions

Functions or operations that involve back-and-forth or repetitive motion, often seen in mechanical systems.

Parallel Circuit

A circuit in which two or more of the connected components or contact symbols in a ladder program are connected to the same pair of terminals so that current may flow through all the branches; contrasted with a series connection, in which the parts are connected end to end so that current flow has only one path.

Series Circuit

A circuit in which the components or contact symbols are connected end to end, and all must be closed to permit current flow.

Series-Parallel Circuit

A circuit configuration that combines elements in both series and parallel to achieve desired electrical characteristics.