CAD 1203 Final Review

A via is ________?

• A key component of a printed circuit board substrate

• A type of printed circuit board design software.

• Use to connect the inner layers of a printed circuit board

• none of the above

The primary advantage of using a power and ground mask is _________?

• It is cost effective

• It can handle higher operating loads

• It conserves space, and results in a smaller overall size

• It transfers heat quickly

Which of the following statements regarding printed circuit boards is not true?

• A printed circuit board may have more than one component side

• The spacing of components on a pcb, (also refered to as density) is a primary factor in determining the cost to manufacture.

• The heat generated by components on the board must be considered

• Pcb boards are primarily produced by hand

On a printed circuit board the diameter of the solder pads used for a particular component is chosen based on the diameter of the component’s lead wire diameter.

• True

• False

The spacing clearance values used in the design of printed circuit boards specify center to center distances of the routing lines.

• TRUE

• FALSE

When the printed circuit board designer is developing the routing of the board, the narrowest routing lines are laid out first.

• TRUE

• FALSE

A solid wire without insulation used to make short terminal to terminal connections would be,

• Shielded Coaxial cable

• Bus wire

• Stranded cable

• Spaghetti wire

The symbol shown above is a ____

• OR Gate

• AND Gate

• NAND Gate

• Not Gate

When creating a schematic, where would the power source be placed?

• At the bottom

• At the top

• Center

• Wherever it is conveinent

How are locations of components within a schematic chosen?

• Shortest most direct path for interconnections

• Based on cost

• Arbitrary choice

• Physical location within the assembly