IoT in week one

What is an example of an IoT device?

• Thermostat

• Pen

• Smart refrigerator

• Light bulb

Which technology enables IoT connectivity?

• Sensors

• Electricity

• Communication protocols

• Optical fiber

A common application of IoT in smart homes exclude the following

• Smart refrigerators

• Smart washing machines

• Smart light bulbs

• Curtain

Which of the following is a benefit of IoT?

• Higher energy consumption

• Reduced connectivity issues

• Increased manual labor

• Improved efficiency and automation

What does IoT stand for?

• Internet of Technology

• Interconnected Online Tools

• International Organization of Telecommunications

• Internet of Things

What is the primary source of electricity generation in China?

• Wind energy

• Solar power

• Nuclear energy

• Coal power

Which of the following is a characteristic of Alternate Current (AC) electricity?

• It flows in one direction only.

• It is only used in batteries.

• It alternates direction periodically.

• It has a constant voltage level.

What device uses Direct Current (DC) electricity?

• Cellphone

• Calculator

• Ipad

• Washing machine

What is static electricity?

• Static electricity is the buildup of electric charge on the surface of objects.

• Static electricity is the energy produced by moving water.

• Static electricity is the heat generated by friction between two surfaces.

• Static electricity is the flow of electric current through a conductor.

What is the unit of electric current?

• Ampere

• Volt

• Ohm

• Watt