Assignment 2 – Digital Communication

Task One – Communication Protocols

  • WAP – Wireless Application Protocol
    • A now defunct technical standard for accessing information over a mobile wireless network. Mobile phones prior to 2013 tended to use this to connect to the internet and websites needed to use WAP markup to be accessible. Modern mobile phones now support HTML making WAP redundant.
  • GPRS – General Packet Radio Service
    • A packet orientated date service for mobile devices. GPRS is a best effort service meaning that there is no guarantee on data transfer rates. Nowadays, seeing that your phone is connected to GPRS and not 3G or 4G is practically the same as having no connection.
  • Web 2.0
    • Web 2.0 is the current state of the world wide web. A service which provides rich content, user interaction, social media. It is a step up from the original WWW (retroactively referred to as Web 1.0) where users were limited to viewing and downloading content.
  • ADSL – Asymmetric Digital Subscriber Line
    • A data communication technology allowing faster transmission over copper lines. It allows a greater downstream than upstream, meaning data is transferred to the user quicker than they can upload it. This is the most common form of technology used by Broadband Internet Service Providers.
  • MMS – Multimedia Messaging Service
    • A way to send messages that include multimedia content to and from mobile phones over a cellular network. Picture messaging etc
  • SMS – Short Messaging Service
    • Text Messaging Service to allow mobile phones and fixes line phones to send short text messages to each other
  • IM – Instant Messaging
    • Online chat with real time text transmission. Facebook Chat is an example, MSN Messenger used to be the most used form before it was discontinued.
  • VOIP – Voice Over IP
    • A group of technologies allowing voice transfer over internet protocol. This is what makes Skype possible.
    • An online discussion site where conversations are held in threads and comprise of posted messages.
  • GSM – Global System for Mobile-Communications (originally Groupe SpécialMobile)
    • A standard to describe the protocols for 2G cellular networks used by mobile phones.  The second generation differed from the first mainly in that it was digital and not analog.
  • Bluetooth
    • A wireless technology standard for transferring data over a short distance using shortwave radio. Commonly used in mobile devices but also in things such as keyboards and mice.
  • Domain Names & URLS – Uniform Resource Locator
    • The website address.
  • Micro-blogging
    • Differs from traditional blogs in that the content delivered is smaller; short sentences, videos, single images, audio clips. Tumblr and Twitter are examples of microblogging platforms.
  • Video Conferencing
    • A telecommunication technology allowing two or more locations to connect with simultaneous two way audio and video transmission.
  • QR Codes – Quick Response Code
    • A type of matrix barcode. First widely used in Japanese Automotive Industries but spread due to its fast readability and greater storage capacity compared to traditional barcodes. Commonly used in advertising for target audience to quickly access more information.
  • NFC – Near Field Communication
    • Set of communication protocols allowing two electronic devices (typically one mobile device) to communicate by coming within 4cm of each other. An example being the Apple Pay feature on iPhone 6 onwards and Apple Watch.

Task Two – Using Digital Communication Systems

A record of communication protocols used in a day.

  • SMS – Work & Personal – Phone
    • Used to send quick messages to coworkers or friends and family
  • MMS – Personal – Phone
    • Used like SMS but to send pictures mainly
  • Forums – Work & Personal – Computer, Phone and Tablet
    • Used at work for troubleshooting and support, used personally for entertainment as well as troubleshooting and support
  • Domain Names & URLS – Work & Personal – Computer, Phone and Tablet
    • Used to access websites for both work and personal
  • Micro-Blogging – Work & Personal – Computer, Phone and Tablet
    • Main example used at work is twitter, to share news, articles etc. For personal use used more as a reader of content rather than a creator
  • Bluetooth – Work & Personal – Computer, Phone
    • Bluetooth mouse connected to my laptop when more control than the trackpad provides is needed and to connect to wireless speakers to play music, both work and personal
  • GSM – Personal – Phone
    • Used to connect to the internet with my phone when a wireless connection is unavailable (occasionally used for work for similar reasons)
  • IM – Work & Personal – Computer
    • For work, to share information quickly or to contact coworkers/clients in a less formal manner (than emails for example), for personal, talk to friends and family.
  • ADSL – Work & Personal – Computer, Phone and Tablet
    • Broadband Internet – better data transfer, connecting to the internet for both work and personal – streaming music & videos, browsing the web, online games, downloading software etc
  • Web 2.0 – Work & Personal – Computer, Phone and Tablet
    • Work, social media, such as sharing content on facebook, interacting in groups etc. Personal, wide range of websites including social media.

Task Three




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