Back to the 2026 paper

Module 5: Data Processing

20262m

Which is a common data-storage device for embedded systems?

(i) SD card
(ii) DAC
(iii) Operational amplifier
(iv) ADC

Worked SolutionAI Assisted

Answer: (i) SD card

SD cards are non-volatile, cheap, high-capacity storage connected over SPI or SDIO. DAC, op-amp and ADC are signal-conversion or conditioning devices, not storage.

Similar questions

Student FinanceWeb Platform

Pocketly — Personal Finance for Students

Keep your hostel and college expenses under control. Track accounts, log spending in seconds, and stay within your monthly budget.