IOT Interview Questions and Answers
Question - 31 : - What are various types are of CAN Frame?
Answer - 31 : -
Various types of CAN frames are: 1) data frame, 2) request frame, 3) error frame, and 4) overload frame.
Question - 32 : - What is the main difference between floating CPU and fixed-point CPU?
Answer - 32 : -
Floating CPU can take floating value directly, whereas fixed CPU is converted to integer format. Thereby, it leads to the loss of some resolution.
Question - 33 : - Define GPIO
Answer - 33 : -
GPIO is a programmable pin that can be used to control input or output pins programmatically.
Question - 34 : - Explain Android things
Answer - 34 : -
Android things is an Android-based OS that is built for embedded devices.
Question - 35 : - What is the aim of airflow sensors?
Answer - 35 : -
The main aim of airflow sensors is to measure the air level in the soil. This sensor enables one to measure it dynamically, from one location, or multiple locations of the garden.
Question - 36 : - Mention suitable databases for IoT
Answer - 36 : -
Suitable databases for IoT are:
- influx DB
- Apache Cassandra
- RethinkDB
- MongoDB
- Sqlite
Question - 37 : - Why use the scheduler in RTOS?
Answer - 37 : -
Scheduler in RTOS is used for switching one task to another.
Question - 38 : - Mention real-time usage of Raspberry pi
Answer - 38 : -
- Home a
- Portable webserver
- manipulating the robots
- Internet radio
Question - 39 : - Define IoT Contiki
Answer - 39 : -
IoT Contiki is software that targets explicitly little devices connected with the Internet. It is used with process power bandwidth, power, and restricted memory. Contiki helps for the management of programs, resources, processes, communication, and memory.
Question - 40 : - What is data in IoT?
Answer - 40 : -
Data in IoT refers to the information that is collected by the installed devices at any building.