By which material is the typical resin/filler laminate of ordinary PCBs replaced in metal core boards?

Which of the following is not a solder alloy?

Which of the following is a category of dry film resists?

For the etching process, the temperature should preferably be around

The volume resistivity of a laminate is given by

A standard hole(0.8mm) in a PCB design is represented by which symbol.

Under which of the following conditions is a multilayers board used?

Which of the following is a type of soldering fluxes?

If a ground line is kept close to a signal line, crosstalk would be _____.

To overcome the motorboating effect, we must _____.

On a PCB, the low power part and the high power part have to be spread sufficiently to avoid _____.