A. THE COMPANY

Teradyne, Inc. is a leading global supplier of automatic test equipment. Teradyne’s automatic test equipment products and services include:

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semiconductor test (“Semiconductor Test”) systems;

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wireless test (“Wireless Test”) systems; and

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military/aerospace (“Mil/Aero”) test instrumentation and systems, storage test (“Storage Test”) systems, and circuit-board test and inspection (“Commercial Board Test”) systems (collectively these products represent “Systems Test Group”).