Communication (Cambridge (CIE) IGCSE ICT)

Revision Note

Robert Hampton

Expertise

Computer Science Content Creator

Communication Media

What is communication media?

  • Communication media describes the tools and channels for sharing of information between a sender and a receiver

  • Communication media can be both electronic and physical

Newsletters

  • Periodic publications, often used to inform, educate, or entertain subscribers about specific topics

    • Usually distributed through email or as printed copies

    • Suitable for organisations, schools, and clubs to keep members up-to-date

Advantages

Disadvantages

  • Cost effective

  • Measurable results

  • Easy to personalise

  • Targeted

  • Increases brand awareness

  • Low engagement

  • SPAM filters can unintentionally block

  • Limited interactivity

  • Can get lost in a busy inbox

Posters

  • Visual presentations that convey information or promote events or products

    • Combine text, images, and graphics to grab attention

Advantages

Disadvantages

  • Cost effective

  • Wide reach

  • Versatile

  • Long shelf life in the right space

  • Limited information

  • Lack of interactivity

  • Can be removed/defaced

  • Cannot update

Websites

  • Online platforms that provide information or services

    • Accessible through the internet using a web browser

    • Useful for businesses, educational institutions, and individuals to share information, sell products, or offer services

Advantages

Disadvantages

  • Media rich

  • Links to other websites

  • Easy navigation

  • Global audience

  • Can be hacked

  • Risk of pharming

  • Maintenance can be expensive

Multimedia presentations

  • Digital presentations that combine various forms of media, such as text, images, audio, and video

    • Used in education, business, and entertainment to present information in a visually engaging way

Advantages

Disadvantages

  • Media rich

  • Interactive

  • Transitions/animations to highlight key information

  • Special equipment required

  • Often required internet access

  • Easy to create a bad presentation

  • Visuals can take focus from the overall message

Audio & Video

  • Sound recordings, such as podcasts, music, and radio shows

    • It can be streamed or downloaded for offline listening

    • Suitable for providing information, entertainment, or educational content

  • Moving images with or without sound, used for entertainment, education, or promotional purposes

    • Can be streamed or downloaded for offline viewing

    • Typical platforms include YouTube, Vimeo, and social media websites

Media streaming

  • Real-time transmission of audio and video files over the internet

    • Allows users to access content without downloading it to their devices

    • Popular services include Spotify, Netflix, and YouTube

E-Publications

  • Digital versions of printed materials, such as eBooks, eMagazines, and eNewspapers

    • It can be read on electronic devices, such as eReaders, tablets, and smartphones

    • Offer benefits like portability, searchability, and adjustable text size

Mobile Communication

What is mobile communication?

  • Mobile communication involves transmitting information between people and devices using radio waves

  • Smartphones use subscriber identity module (SIM) cards to link the devices to a network carrier, allowing them to make phone calls and send messages

  • Smartphones include features such as:

Feature

Description

SMS messaging

  • Quick communication

  • Messages are stored on the device and can be read at any time

  • Use virtual keyboards and predictive text

Phone calls

  • Simple voice communication

  • Requires cellular reception

Voice over internet protocol (VoIP)

  • Audio & visual communication via the internet

  • Requires extra apps installed on the devices

  • Can make & receive calls via smartphone, tablet and computers

  • Requires a forward facing camera for video calls

Accessing the internet

  • Requires cellular reception to access on the move

  • Web pages are optimised for smartphone access

  • Automatically used Wi-Fi when in range and connected

Mobile payments

  • Uses NFC

Camera

  • Smartphones have built-in cameras for video calls

  • Camera can act as a barcode scanner for QR codes

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Robert Hampton

Author: Robert Hampton

Rob has over 16 years' experience teaching Computer Science and ICT at KS3 & GCSE levels. Rob has demonstrated strong leadership as Head of Department since 2012 and previously supported teacher development as a Specialist Leader of Education, empowering departments to excel in Computer Science. Beyond his tech expertise, Robert embraces the virtual world as an avid gamer, conquering digital battlefields when he's not coding.