By default, records in a table are sorted by the ________

The voltages that represent binary numbers are applied to a(n) ________ , which is a solid crystalline device that converts electricity to a narrow beam of light of one color

A) attenuator B) laser diode C) photo detector D) repeater

Desk-checking is also called pencil-tracing, because the programmer uses a pencil and paper to follow each of the algorithm's instructions.

Answer the following statement true (T) or false (F)