CST 8227 INTERFACE MIDTERM EXAM | QUESTIONS AND ANSWERS | | 100% CORRECT| 2026 VERSION PDF - ALGONQUIN COLLEGE.

2/17/25, 10:52 AM




Midterm Exam - Results


Attempt 1 of 1

Written Oct 18, 2024 1:00 PM - Oct 18, 2024 1:23 PM



Attempt Score 48 /50
- A+
Overall Grade (Highest Attempt) 48 /50
- A+




Question 1 0/ 1 point

A common anode 7-segment display is a device that ...


a) Has all of the cathodes connected to Vcc (the power supply)




b) Has all anodes connected to ground (O volts)




X c) None of these answers




d) Has all of the cathodes connected together



= e) Has all of the anodes connected together



Question 2 1/ 1 point

The Teensy microcontroller has three types of memory pools: Flash, RAM, and
EEPROM. Which of these memory pools is used to store the contents of
variables during program execution?


https://brightspace.algonquincollege.com/d2l/ims/quizzing/user/quiz_submissions_attempt.d212isprv=8qi=7286238ai=9589731&isInPopup=08&cfal=0. 115

, 2/17/25, 10:52 AM


a) EEPROM


V() b) RAM


c) Flash


d) Both Flash and RAM


e) Both RAM and EEPROM


Question 3 1/ 1 point

Which pin on a shift register is known as the latch?


a) SRCLR




d) SER


v ) e) RCLK


Question 4 1/ 1 point

What functions must be defined in every Arduino (and Teensy) program?


a) void init() and void loop()




https://brightspace.algonquincollege.com/d2l/ims/quizzing/user/quiz_submissions_attempt.d212isprv=8qi=7286238ai=9589731&isInPopup=08&cfal=0. 2115