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Questions and Answers
Q1: What is the importance of crystal oscillator in an Arduino Uno board?
Q1: What is the importance of crystal oscillator in an Arduino Uno board?
- To provide a stable and accurate clock signal for the microcontroller (correct)
- To increase the memory capacity of the board
- To control the power supply of the board
- To interface with external devices
Q2: What is the importance of power supply in an Arduino board?
Q2: What is the importance of power supply in an Arduino board?
- To provide the necessary electrical energy for the board to function (correct)
- To enhance the memory capacity of the board
- To control the communication between the board and external devices
- To increase the processing speed of the board
Q3: What is the difference between 4-bit and 8-bit mode of an LCD?
Q3: What is the difference between 4-bit and 8-bit mode of an LCD?
- 4-bit mode uses fewer data lines compared to 8-bit mode (correct)
- 4-bit mode provides higher resolution than 8-bit mode
- 4-bit mode has more memory capacity than 8-bit mode
- 4-bit mode allows faster data transfer than 8-bit mode
Q4: What is the importance of a microcontroller in IoT?
Q4: What is the importance of a microcontroller in IoT?
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Q5: What is the difference between IoT and embedded systems?
Q5: What is the difference between IoT and embedded systems?
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