A) Copper
B) Chromium
C) Iron Oxide
D) Silicon
E) Silica
Correct Answer: D
Solution :
[d] An integrated circuit (IC) is a microscopic array of electronic circuits and components diffused or implanted onto the surface of a single crystal, or chip, of semiconducting material such as silicon. It is called an integrated circuit because the components, circuits, and base material are all made together, or integrated, out of a single piece of silicon.
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