Understanding PCBs

What is the primary function of a PCB in a smartphone?

• To provide power to the device

• To organize and connect various components

• To enhance the device's aesthetics

• To store data

What is the difference between a motherboard and a PCB?

• A motherboard is used only in computers

• A PCB is used only in smartphones

• A PCB is larger than a motherboard

• A motherboard is a type of PCB with components mounted on it

What is the role of the System on a Chip (SoC) in a smartphone?

• To connect to the internet

• To store photos

• To charge the battery

• To act as the main processing unit

What material is used as an insulator in PCBs?

• Plastic

• Fiberglass with epoxy resin

• Rubber

• Ceramic

How do signals travel between different layers of a PCB?

• Through wires

• Via Bluetooth

• Using vias

• Through optical fibers

What is the purpose of the solder mask on a PCB?

• To conduct electricity

• To provide electrical insulation

• To increase the board's weight

• To enhance signal strength

What is a significant advantage of surface mount devices (SMD) over through-hole components?

• They are more colorful

• They take up less space

• They are larger

• They are cheaper

Why do engineers stack PCBs in some smartphones?

• To reduce cost

• To fit more components in a limited space

• To make the phone heavier

• To improve battery life

What is the main reason for the miniaturization of electronic components?

• To fit more features in smaller devices

• To improve device aesthetics

• To reduce manufacturing costs

• To increase power consumption

What is the primary message of the video's conclusion?

• To inspire viewers to pursue careers in STEM

• To discuss the history of electronics

• To highlight the importance of PCBs

• To encourage viewers to buy more electronics