RASPERRYPI QUIZ 3

Full form of MQTT _____

• Message Queuing Telemetry Transport

• Message Queuing Telegram Transport

• Message Queue Telegram Transport

• Message Queue Telemetry Transport

MQTT is mainly used for __________

• M2M communication

• Device communication

• Internet communication

• Wireless communication

Standard ports of MQTT are __________

• I2C

• SSL

• USART

• TCP/IP

MQTT is _________ oriented.

• Data

• Message

• Network

• Device

All operating modes OF I2C work under ____________

• 11 kbit/s

• 100 kbit/s

• 15 kbit/s

• 150 kbit/s

Typical voltages of I2C used are ___________

• 5v

• 3.3v

• 5v or 3.3v

• 2.5v

Two wire interface is also called as _________

• UART

• SPI

• I2C

• USART

Inter Integrated Circuit is a _____________

• Single master, single slave

• Multi master, single slave

• Single master, multi slave

• Multi master, multi slave

SDA is having a ____________transition when the clock line SCL is high.

• high to low

• low to high

• low to low

• high to high

What is the speed for fast mode?

• 100 kbit/s

• 400 kbit/s

• 150 kbit/s

• 200 kbit/s