# Mechanical Drawing Board and CAD Techniques ©2010

## Chapter 20: Electricity/Electronics Drafting

### Practice Tests

 1 A ____, or circuit diagram, shows how a circuit is connected and what it does. A) electrical circuit B) electronic circuit C) schematic diagram D) electrical plan E) switch outlet 2 Use the ____ only when the circuit ground is at a potential level equivalent to that of earth potential A) air symbol B) ground symbol C) electrical symbol D) color coding E) arrowhead symbol 3 When using the ____ command in AutoCAD® to add text to a drawing, you need only enter the command once, no matter how many places in the drawing you want to insert text. A) TEXT B) MTEXT C) INSERTTEXT D) DTEXT E) OFFSETTEXT 4 A ____ is a rigid or flexible board made of dialectric base material onto which circuitry can be added. A) logic circuit diagram B) color-coded diagram C) printed circuit board D) connection diagram E) schematic diagram 5 A diagram that shows how the components of a circuit are connected is a ____. A) connection diagram B) functional block diagram C) single-line diagram D) circuit diagram E) interconnection diagram 6 A(n) ____ incorporates resistors, diodes, and transistors into a single substrate. A) logic circuit B) thermocouple C) semiconductor D) integrated circuit E) rectifier 7 An OR gate and a NOT gate are examples of ____ gates. A) rectifier B) logic C) control D) semiconductor E) flow 8 Ohm's law states that voltage is equal to current times A) amps. B) volts. C) frequency. D) electrons. E) resistance. 9 The letter I in electricity/electronics stands for A) voltage. B) power. C) current. D) resistance. E) ohms. 10 A ____ diagram makes it possible to draw complex circuits in a simple way. A) block B) logic circuit C) connection D) single-line E) functional block
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