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WorksheetsTopic 1 Summary - Connected Digital systems and Smart Devices
Total questions: 20
Worksheet time: 15mins
What is SIP - session Initiation Protocol used for
SIP is used as stateless signaling for setting up VoIP and media streaming
SIP is a protocol for file transfer between computers over wide area networks
What protocols are used within the Transport layer in the TCP/IP 5 layer model
Hypertext transfer protocol (HTTP)
File transfer protocol (FTP)
Transmission control protocol (TCP)
User datagram protocol (UDP)
Internet protocol (IP)
How many bit address format is IPv6
128
64
255
28
how do two handsets transmit and receive data such as an SMS text message.
message coded into binary form and transferred between towers using electromagnetic signals and then decoded into text.
Explain FTTC
What are the phases of the internet in order
Connectivity
Networked Economy
Collaborative experiences
Internet of everything
What is the Internet of Everything (IOT)
where everything is interconnected, such as people to machine (P2M).
network of physical objects, with a unique identifier, combined with an embedded system of sensors, software and communication technologies.
Smart devices
An interconnected network of computers and machine for a specific purpose
(a) connections are made when information is transferred from one person to another.
(b) direct communication between devices; sensor data is transmitted between devices and a program helps interpret and make decisions.
(c) where information is transferred between a device and a person to help the person make a decision; the action the person then takes forms a feedback loop.
Advantages of Smart devices in the home
Cost effective
Compatibility
Data privacy and hacking
Home security
Convenient
What are smart devices used for in the built environment
Traffic management
Smart thermostat
3D Scanning
Automated robots
Smart streetlights
underlying technologies that make these devices work
Sensors/Inputs/Outputs
Actuators
Communication technologies
Microprocessors
End effectors
What are Smart, legal, ethical, environmental and professional impacts about smart devices
They impact data privacy and make people feel vunerable
Positive impact of the IoT
Which of the following is a potential ethical concern with the use of IoT devices?
Improved user interface design
Enhanced connectivity and convenience
Increased battery life of devices
Unauthorized data collection and surveillance
What does the evolution of the Internet impact
The evolution of the Internet has no impact.
The evolution of the Internet is about entertainment and gaming.
The evolution of the Internet impacts Society
The evolution of the Internet impacts Business
Which of the following is a key benefit of using fiber optic cables in networking?
Fiber optic cables are more flexible than copper cables
Fiber optic cables have higher bandwidth and lower signal loss
Fiber optic cables are cheaper to produce than copper cables
Fiber optic cables are easier to install than copper cables
What are the categories of Wired transmission media
Cat5
Cat5a
Cat5e
cat6 and cat6a
cat7a
Rank the transmission media based on speed
Fibre
Wired
Wireless
What is the protocol for WiFi
Internet protocol (IP)
801.11
Ethernet Protocol and Network protocol
802.11
801.2
What network components create networks
Hubs
Switch
Gateway
Router
NIC card
