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PRINTED CIRCUIT BOARD MANUFACTURING
Test Description: Circuit Building Techniques
Instructions: Answer all questions to get your test result.
1) Why are PCB used instead of stripboards?
A
Because only passive components can be mounted.
B
Because they provide a neat and reliable method of mounting components.
C
Because they can be easily prototyped.
D
Because double sided boards are cheap to produce.
2) How many types of circuits boards exist in the market?
A
Multi layered PCB's
B
Single and double sided PCB's
C
Double sided PCB's
D
Single sided PCB's
3) What is the main reason by Surface Mount Technology (SMT) is not used in schools?
A
Because a special type of technology is used to solder the boards.
B
Because they are too small to handle and too small to solder using school workshop equipment.
C
Because it is not reliable as components are too small to be inserted in the PCB
D
Because it is too expensive to run in a Workshop facility.
4) What is a schematic diagram in Electronics?
A
It is a freehand drawing
B
It is a technical drawing of the product.
C
It is a sketch of how the product will look like when finished.
D
It is a drawing of the circuit diagram.
5) what is a PCB
A
Printed circuit board
6) What is ferric chloride
A
A chemical for etching copper
7) What is developing a PCB
A
A process for removing all photo sensitive chemical from the PCB
8) What is etching process
A
A process to remove copper
9) What is a resistor?
A
A passive component
10) What is a capacitor?
A
A passive component
*select an answer for all questions
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