IOT-SEM-PART-A2

Which of the following statements is not true when dealing with the Firmata library?

• The Firmata Library uses the Firmata Protocol for communicating data

• The Firmata Library uses the Midi Message Format

• The Firmata Library can only be used on an Arduino Uno

• The Firmata Library is used to establish communications between the Arduino and the Desktop

What type of signal does the analogWrite() function output?

• Pulse Code Modulated Signal

• Frequency Modulated Signal

• Pulse Width Modulated Signal

• Pulse Amplitude Modulated Signal

What is the resolution of the micros() function on the Arduino Nano?

• 7 Microseconds

• 4 Microseconds

• 3 Microseconds

• 6 Microseconds

What is the use of the Interrupt Service Routine in an Arduino?

• To boot up the arduino
• To exit any code that is running
• To automate functions
• To make more memory

 ___________ are pre built circuit boards that fit on top of Android.

• Sensor
• Data types
• Breadboard
• Sheilds

How many times does the loop() function run on every startup of the Arduino System?

• 1
• Depends upon the setup() function
• Infinitely till the power is supplied to the Arduino
• 3

Can a programmer not use the loop function at all in a code?

• Yes
• No
• Yes, but it needs to be called at least once
• Yes, but it needs to be commented out

Arduino shields are also called as

• extra peripherals
• add on modules
• connectivity modules
• another arduinos

 ___________ are pre built circuit boards that fit on top of Android.

• Sensor
• Data types
• Breadboard
• Sheilds

An embedded system is a _____________based system which is designed to perform a specific task

• Microcontrollers
• Micro-processor
• Software
• Both a & b