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Listed under:  Technologies  >  Information and communication technologies  >  Telecommunications  >  Internet  >  Transmission control protocols
Video

Learning about computer languages

  • TLF-IDM020594

What happens when you type a web address or url into your computer and press enter? Watch this clip to find out! Computers and servers talk to each other in a language called HTTP. What are the messages they send and recieve mostly about? HTML is another language, one that tells a web browser how to make a web page look. ...

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Video

What makes the internet run reliably?

  • TLF-IDM020593

Watch this clip to see software engineer Lynn Root and co-creator of the internet Vint Cerf explain what keeps the internet running reliably. When information is sent on the internet, it is broken down into packets that are able to take a number of routes to get from one computer to another. Why might this be important? ...

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Video

How do computers get hacked?

  • TLF-IDM020582

What are some examples of cyber crime? Watch this clip to find out how viruses, denial of service attacks (DDoS) and phishing scams work. What is a botnet? And how are they used by hackers to bring down websites? Most of the time computers get hacked because of simple mistakes users make. What can users do to better protect ...

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Video

How 'binary information' is communicated via the internet

  • TLF-IDM020595

Ever wondered how your photos, emails and messages get sent between devices? Watch as software engineer Tess Winlock explains what binary information is, and how it gets from one place to another. Can you explain what 'bits' are? How about 'bytes'? In the past, binary information was sent using physical systems like semaphore ...

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Exploring digital systems unplugged: networks: years 5-6

  • TLF-IDA002179

This PDF provides activities in which students identify features of digital systems, and create models to demonstrate their operations. Students are encouraged to demonstrate their understanding of Domain Name Servers (DNS), routing, and transmission control and internet protocols (TCP/IP).

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Books for exploring Digital Technologies concepts

  • TLF-IDA002193

This PDF provides a list of suggested books or similar that identify and discuss key concepts, key ideas and related ways of thinking about Digital Technologies.

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Classroom ideas F-10: Aboriginal and Torres Strait Islander connections to Digital Technologies

  • TLF-IDA002192

This resource provides examples of ways Aboriginal and Torres Strait Islander Histories and Cultures can be integrated into Digital Technologies. Examples include 'classification and sorting data' and 'designing solutions'.

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Creating a digital start line and finish line with micro:bits: years 7-8

  • TLF-IDA002184

This PDF provides a sequence of activities in which students create algorithms to measure the time taken for a vehicle to travel from a starting line to a finish line. Students connect micro:bits and laser receiver sensors to measure time, then create programs to undertake the timing using visual and general-purpose programming.

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Classroom ideas: Micro:bit environmental measurement (visual and general-purpose programming): years 5-8

  • TLF-IDA002190

This tutorial shows ways in which environmental factors such as lighting and temperature can be measured and improved using micro:bits and sensor boards, and programmed using pseudocode, visual programming and general-purpose programming.

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