Unit 4 Lesson 5&6

Technologies that include inputs, processes, and outputs associated with sending and receiving information are examples of:

• Transportation

• Communication

• Manufacturing

• Energy & Power

A small band gets a few of their family and friends together for a live concert. Which device would be considered to be the decoder?

• Microphone

• Amplifier

• Speaker

• CD Recorder

Michael sets his alarm on his cell phone to ring at 8:45 a.m. so he can get ready for school. The next morning the alarm rings loudly and Michael gets out of bed. The morning alarm awakening him is an example of what type of communication?

• Human to human

• Human to machine

• Machine to human

• Machine to machine

While riding in a taxi, Fernando notices a large, red 8-sided sign. Even though Fernando does not speak or read the local language, he knows that this sign means stop. The sign has communicated to him using what means?

• Nonverbal

• Verbal

• Digital

• Virtual

When a person talks into a telephone, the microphone converts the sound waves into electrical signals. What part of the communication system is the microphone doing?

• Encoding

• Decoding

• Source

• Destination

When Cindy types a message using her phones-on-screen keyboard, she is engaging in what part of the communication system?

• Encoding

• Decoding

• Transmitting

• Storing

A radio station broadcasts popular music on the FM band in a local area. What part of this system is considered to be the input?

• The music at the radio store

• The FM waves

• The listener’s radio

• The listener

Amy is a pilot for a large company that is designing a new, fuel-efficient jet aircraft. Amy spends hours flying the plane using an aircraft simulator. In the simulator, Amy can take off, fly, and land the aircraft virtually. Amy's interaction with the simulator is what type of communication?

• Human to human

• Human to machine

• Machine to human

• Machine to machine

Mason has a new Wi-Fi enabled thermostat, which allows him to adjust and monitor his heating and cooling system remotely. One day, Mason realizes he left the heat running at his house and uses his smart phone to turn the system off. What type of communication has Mason engaged in?

• Human to Human, Human to Machine

• Human to Machine, Machine to Machine

• Machine to Human, Human to Machine

• Machine to Machine, Machine to Human

The family dog accidentally hit Tyrone's radio and broke off the antenna. What has happened to the radio?

• The source is damaged

• The encoder is damaged

• The transmitter is damaged

• The receiver is damaged