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CWNP CWISA-103 Exam - Topic 3 Question 19 Discussion

What is the most common difference between a single board computer (SBC) and a controller board?
A) SBCs typically have connectors for display and input devices while controller boards do not
B) Controller boards have I/O headers and SBCs do not
C) SBCs always have connectors for M2 devices and controller boards do not
D) Controller boards have more powerful processors than most SBCs

CWNP CWISA-103 Exam - Topic 3 Question 19 Discussion

Actual exam question for CWNP's CWISA-103 exam
Question #: 19
Topic #: 3
[All CWISA-103 Questions]

What is the most common difference between a single board computer (SBC) and a controller board?

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Suggested Answer: A

SBCs (Single Board Computers):Designed as standalone, small-form-factor computers. They often include:

Display Interfaces:HDMI, DisplayPort, etc.

Input Connections:USB for keyboards, mice, etc.

General Purpose Functionality:Can run a full operating system for wider applications.

Controller Boards:Focus on controlling specific hardware or systems.

Limited direct I/O:Limited connectors for displays/input devices.

Specialized tasks:Designed for embedded applications within larger systems.

Reference

SBC Examples:https://www.raspberrypi.org/,https://www.beagleboard.org/

Controller Board Examples:https://www.arduino.cc/


by Chauncey at Sep 27, 2026, 06:27 PM

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Audra
8 hours ago
I think I remember that SBCs usually have more peripherals like display connectors, but I'm not entirely sure if that's the main difference.
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