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Question 3 0.5 pts Assuming you have a 4x4 matrix of single-byte elements stored in column-major order on an ARM microcontroller, what would be the

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Question 3 0.5 pts Assuming you have a 4x4 matrix of single-byte elements stored in column-major order on an ARM microcontroller, what would be the address of element (3,2), assuming that the first element of the array is stored at address Ox20? 0x34 O OX2E O Ox31 O Ox2B Question 2 0.5 pts What happens when a button is pressed in the matrix keypad? It will connect the row to ground It sends a 1 signal to whatever row the button is in It will register as a high-impedance state when read It shorts a specific row and column together

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