The following question is one that was provided by designers for
the basic level exam. It is NOT included in the final published
test and is for reference only. The topic is Transforming a
Schematic or logic Diagram.
 
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     123  If analog circuits are restricted to the center of the
     board, what is the effect of placing a power supply in the
     connector zone, below the analog circuits? 

     A. the analog circuit performs better 
     B. the heat from the power supply causes instability
     C. the power supply, influenced by the analog circuit, is erratic
     D. the analog circuit requires additional protection to
	 overcome spikes
      

      select the most correct answer
          
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Previous QOD                                                     

     122 In general, where should field adjustable components be
       placed? 

     D.  at the edge opposite the connector
     
Resource: IPC-T-50 Specific Terms; IPC-D-275 para 3.5.5, 4.1.4;
figure 3-11.
      
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Please send comments, constructive critique, or suggestions to Lisa
Williams at [log in to unmask] 

Dieter Bergman