Grade 10 and Grade 11 Theory Videos for CAT

For Computer Applications Technology students, here is a collection of the videos created by Matt Hains covering the various topics presented in CAPS to the CAT students in Grade 10 and Grade 11.

Grade 10
Computer Management Taking Screenshotshttps://youtu.be/pFtvc3sVNlA
The path to a filehttps://youtu.be/OvlN-CLFSXY
Creating shortcutshttps://youtu.be/ZwmB45tITYk
Default printer and the print queuehttps://youtu.be/CkuzhCpoFw0
Compressing & Decompressing / Zipping & Unzippinghttps://youtu.be/tXTCV25Yc1g
Computing ConceptsThe main components of a computer systemhttps://youtu.be/wBc3HhAOF9w
Software in a computer systemhttps://youtu.be/vANI4q3Ghqk
Input/Storage/Output/Communicationhttps://youtu.be/QRgT7KbvxNY
Data versus Informationhttps://youtu.be/qtn0gOsBOLI
Convergencehttps://youtu.be/bBH_Xa1mXXo
Algorithms and Input/Process/Outputhttps://youtu.be/JzZtTLkg6n8
Algorithms and Input/Process/Output 2https://youtu.be/uLyf-4oQPHc
E-CommunicationsWhat is e-communication?https://youtu.be/nvzxSoV9T0A
Email - Electronic Communicationhttps://youtu.be/FdHVh-DA2zM
How to send emailhttps://youtu.be/-KmiY2Sl9JQ
Reply to all and Forwarding mailshttps://youtu.be/_TOvBjPyK1c
Fax to Emailhttps://youtu.be/nDjFRYuOfmQ
Netiquettehttps://youtu.be/28Amb-xIYe8
Hyperlinkshttps://youtu.be/p-X2YBZzPmE
Environmental IssuesEnvironmental Issues Lesson 1https://youtu.be/MehcJlQ0bGY
Networking : HANs and PANsIntroduction to Networkshttps://youtu.be/XVlUL2QeqU0
Components of a networkhttps://youtu.be/Itwk3BJ4GPY
PANs and HANshttps://youtu.be/koPXAnV6BTA
Obtaining Internet accesshttps://youtu.be/rfj0W4uvR5Y
Network connectionshttps://youtu.be/MgopCqfS9y0
Data transfer and synchronization between deviceshttps://youtu.be/Mrm8HY8-g_w
LANs, MANs, WANs and GANshttps://youtu.be/XuL0KjoufDE
HardwarePorts and Connectionshttps://youtu.be/BBRut8yvnOk
Inputhttps://youtu.be/WWZe7HDJ-lY
Outputhttps://youtu.be/uNXEexe8Mfw
Storagehttps://youtu.be/8qErZ9q0xZM
Primary storage vs Secondary storagehttps://youtu.be/IY1PSmVbvi8
Hardware input deviceshttps://youtu.be/UO066FGDlK0
Hardware output deviceshttps://youtu.be/Qq93GpbKGyE
Processinghttps://youtu.be/f4Eb4S_G7VA
Health & ErgonomicsErgonomicshttps://youtu.be/AfsFYcnGnSI
Impact on SocietyEconomic Reasons for Using Computershttps://youtu.be/gCM7zQopS-Q
Staying safe online and while using emailhttps://youtu.be/9oBW76fcIQw
How ICT affects our lives and lifestyleshttps://youtu.be/M1Dn-LlxU2o
The Impact of ICThttps://youtu.be/EbED61CcSWM
Ergonomicshttps://youtu.be/AfsFYcnGnSI
The Digital Dividehttps://youtu.be/sJ4s_E91uk4
Cyberbullying and Online Harassmenthttps://youtu.be/gXW7VtvM4d8
The Internet and the WWWThe Internet and IP Addresseshttps://youtu.be/MElum4PmusA
The World Wide Webhttps://youtu.be/83y4X8S2BEI
The World Wide Web (continued)https://youtu.be/ZoTIe-oXBAs
The Web Browserhttps://youtu.be/eBXYYQPZoVo
Search engineshttps://youtu.be/Lf3j-RqzNh8
Upload and Downloadhttps://youtu.be/kYxFVjo39V8
Online services, banking, ecommerce and social mediahttps://youtu.be/J3D4MzJNGq0
Legal, Ethics and SecurityAuthenticationhttps://youtu.be/mTivUQX3znU
Ethical use of computershttps://youtu.be/g9GV17MaK6c
Software piracy, licensing and intellectual propertyhttps://youtu.be/dInYXLFxiD0
Email & Online Threatshttps://youtu.be/qhNASs9s1XA
Hackers and Crackershttps://youtu.be/Bx7nph_fMH4
Protecting your hardwarehttps://youtu.be/9BoGsGbC-DI
The Operating SystemAn Introduction to Windowshttps://youtu.be/fcBZCSs9IrQ
Windows account optionshttps://youtu.be/g6DWReo465E
Taking screenshotshttps://youtu.be/pFtvc3sVNlA
Adding new peripheral such as a printer, mousehttps://youtu.be/uDF5FSlL2dY
SoftwareSoftware - What is software?https://youtu.be/P8gKXqpsXUo
Graphical User Interfacehttps://youtu.be/NyeTA18Xcts
Application vs System softwarehttps://youtu.be/HKXDQxxp63c
Windows Accessorieshttps://youtu.be/4WGpE6GUhR0
Applications softwarehttps://youtu.be/BwPzuOptIRc
System softwarehttps://youtu.be/-t3GN2iK930
Types of Operating Systemshttps://youtu.be/ChFDzK0DHo4
Computer and Device Securityhttps://youtu.be/Wl6kF6qh4K0
More About Softwarehttps://youtu.be/xtfpIaBw5w4
Software licensinghttps://youtu.be/-tcaBH4o4qo
System software: Device Drivershttps://youtu.be/WsTFT6_zsEA
Grade 11
Computer ManagementFile and Folder Managementhttps://youtu.be/tNNM9Qyp-m0
Sharing of Files and Foldershttps://youtu.be/eK-dEu1Izak
General troubleshootinghttps://youtu.be/e9zl-WjVlMo
Computing ConceptsThe Information Processing Cyclehttps://youtu.be/Sva0qCL1-60
Types of Computershttps://youtu.be/VB1jw2Ynau0
Categorising computershttps://youtu.be/sBfv-z3a_Qg
The Role of ICTs in the Workplacehttps://youtu.be/qac-BSF4krE
Types of Computers and their Featureshttps://youtu.be/xI2ZZ7OgQqg
Using Algorithms for Problem Solvinghttps://youtu.be/XzH4mI_GdFU
E-CommunicationsTypes of online communicationhttps://youtu.be/fFPdE3buLpo
Creating a web-based email addresshttps://youtu.be/aAFcor3ccHs
Managing Emailhttps://youtu.be/ughtjcmmwZM
Social Media and Social Networkshttps://youtu.be/qelinMlpsgs
Uses and abuses of social networkinghttps://youtu.be/KzH4pNVOb-8
Protecting oneself against online abusehttps://youtu.be/gs1Qf3vzx24
Environmental IssuesPower settings and protecting against power failurehttps://youtu.be/hQxPr6XUhog
HardwareInput Deviceshttps://youtu.be/jahM3Ly8Gw0
Digital Camera and Scanning qualityhttps://youtu.be/9GtSyj4zSm8
Biometric inputhttps://youtu.be/g18ir4tHKJY
Data collection and input deviceshttps://youtu.be/P2AnMImp-0Q
Input devices for users with a physical disabilityhttps://youtu.be/FBQxQU9hbAo
Wireless input deviceshttps://youtu.be/MSfNC3lDOnM
Input devices in computer adshttps://youtu.be/b8OL3-ANoEo
Requirements for certain deviceshttps://youtu.be/Ps7A54LuNUY
Output and Output Deviceshttps://youtu.be/LAAgiBJmq6k
Primary, Secondary and Online (Cloud) Storagehttps://youtu.be/EBooeXqJtwk
Burning a Disc / Writing a CD/DVDhttps://youtu.be/xZpiS3mlWRA
Wireless Output Deviceshttps://youtu.be/y8u7YZTAW8o
Output devices for physically challenged usershttps://youtu.be/3vUbxBHtDow
Output device specifications in advertshttps://youtu.be/CyjF5wZ70KQ
Specifications of Storage Deviceshttps://youtu.be/i4Y2tcxPP2E
Components of a computer systemhttps://youtu.be/JJIh8jIdfOY
The Boot-Up Process of a Computerhttps://youtu.be/pPpV5K720qQ
CPU specifications in advertshttps://youtu.be/1gg3kLofWtA
Basic System Requirementshttps://youtu.be/ENLjfL6WB00
Suitable media for backup purposeshttps://youtu.be/woVQcTL_VuY
Basic Hardware Troubleshootinghttps://youtu.be/GHRVfWATlNc
Health & ErgonomicsErgonomicshttps://youtu.be/ilh0vHDsszU
Impact on SocietyVarious accessibility features in Windowshttps://youtu.be/9brZwc1t9a8
Computers and Human Errorhttps://youtu.be/iuUUQTA88VA
Social Engineeringhttps://youtu.be/4SuVLqhcfZo
Staying safe onlinehttps://youtu.be/MAXTLcmeK20
How ICTs affect the workplace and employment practiceshttps://youtu.be/y_lt4M5gLT8
How technology can benefit or harm the economyhttps://youtu.be/nkpwCRbhl4c
Internet & WWWOnline serviceshttps://youtu.be/JeBGC_G0NBg
Use of Computer Communications: Use of Social Siteshttps://youtu.be/RIEvyWudDdE
Limitations of Fixed Internet Accesshttps://youtu.be/MJZFzhIqrBg
Mobile Internet Accesshttps://youtu.be/iwmNW0h0fyI
Concept of the IP addresshttps://youtu.be/Fuhjom8vM9s
Cloud computinghttps://youtu.be/SnjkRgwRMVo
Browsing the Webhttps://youtu.be/TkNPHQaWRcQ
Advanced search engine techniqueshttps://youtu.be/2Pxa3-pAiZU
Peer to Peer Networkshttps://youtu.be/wFLu5QezqwA
Blogs, Vlogs and Online Applicationshttps://youtu.be/rljgfD9fTlo
An Intranethttps://youtu.be/0Xu-x6j5AJg
LANs & WLANsLANs and WLANshttps://youtu.be/WSX5ohPRGUw
VPN: Virtual Private Networkhttps://youtu.be/gubJLUm0K94
Basic components of a networkhttps://youtu.be/XVzzXUMOxGw
Network Topologieshttps://youtu.be/rBZjXVJWYYU
Wired and Wireless Networkshttps://youtu.be/nwuHlm4BVHM
Basic Network Securityhttps://youtu.be/KsoyOen1ro4
Cabling and Data Transfer Speedshttps://youtu.be/iSXYIto2SmY
Disadvantages of Communication Channelshttps://youtu.be/d1ppMFTCg5k
Legal/Ethics/SecurityAUP: Acceptable use policyhttps://youtu.be/eFgykZ_v07g
Network Safety and Securityhttps://youtu.be/rwY9hFyoQvY
Privacy Issueshttps://youtu.be/IBvRT4AeI6c
Why anti-virus and anti-spyware programs need to be updated and how they functionhttps://youtu.be/3kkeYMbUJlQ
Data protection: backuphttps://youtu.be/Z1hNZAMXYrY
Computer misusehttps://youtu.be/yIpLLFVssmw
Hardware theft and protectionhttps://youtu.be/kP5CG7DiWmE
Operating System5 Methods to create desktop shortcuts
Installing an applicationhttps://youtu.be/7ek-5cdXU3U
Disk clean-uphttps://youtu.be/j4Ens6ZFFME
Sound settings and troubleshootinghttps://youtu.be/v_SeRdpVAdk
Updating Windows Device Drivershttps://youtu.be/6KC7CVmqLiU
The Task Schedulerhttps://youtu.be/WphTqdHfDI4
Backing up to an external drivehttps://youtu.be/vwgGQ7rQgBo
SoftwareThe Role of Application Software - Utility softwarehttps://youtu.be/Ujrao8G-DHQ
Multimedia and Communication Softwarehttps://youtu.be/1HV3pJmL8CI
Software compatibility issueshttps://youtu.be/X8HnTTbWxTM
Versions, Patches and Service Packshttps://youtu.be/ZtcHKPqpe2o
Software for physically challenged usershttps://youtu.be/aIlWwb4oLX4
Blogginghttps://youtu.be/714Mz48RvwU
Online applicationshttps://youtu.be/9oALBPl2cgk
Software installationhttps://youtu.be/-L5nIC3wvEY
Software updatinghttps://youtu.be/vJk17zeOQxY

Also, check out these fantastic teachers’ YouTube channels as well:

Teaching ‘Evaluating information’ for Grade 11

This content is located in CAPS under Information Management for Grade 11.

Evaluating information is a critical skill for students to master in an era of abundant digital and traditional data sources. This section provides students with tools to assess the reliability, accuracy, and relevance of information, a skill applicable in academics, daily decision-making, and beyond. Below are practical ways teachers can bring this topic to life in the classroom:

Start by connecting the concept to everyday experiences. For instance, ask students to reflect on how they decide whether information they encounter (e.g., on social media, news, or advertisements) is credible. Prompt them with real-world scenarios such as identifying a credible source for a school research project versus assessing claims in a viral post.

Classroom Activity Ideas

  1. The Credibility Challenge
    • Materials Needed: Printed copies of online articles (a mix of credible and unreliable sources), sticky notes, and access to the internet.
    • Activity: Divide students into groups and provide each group with an article. Have them assess its credibility based on criteria such as the author’s qualifications, publication date, references used, and potential bias. Use sticky notes to mark strengths or weaknesses on the article.
    • Bloom’s Application: This activity involves evaluating (higher-order thinking) and understanding (comprehension) information.
  2. Website Evaluation Detective
    • Scenario Setup: Present students with different websites, such as a government site, a blog post, and a satirical or fake news site.
    • Task: Instruct students to analyse the sites using a checklist (e.g., author’s credentials, domain (.gov vs .com), layout and language, date of publication, references).
    • CAPS Connection: This aligns with evaluating websites and the quality control of information.
    • Discussion: Discuss findings as a class, highlighting strategies to spot fake news and unreliable sources.
  3. Role-Playing with Questioning
    • Objective: Teach students to ask effective questions when researching.
    • Activity: Pair students. One assumes the role of a “search engine” while the other acts as a researcher. The “search engine” answers only direct and logical questions about a topic (e.g., “climate change”). Students must refine their questions to get the best results.
    • Outcome: This activity emphasises the importance of asking the right questions to direct information needs.
  4. Real-World Data Validation
    • Example: Present students with a statistic (e.g., “80% of teenagers use smartphones for more than five hours daily”). Ask them to fact-check this using online sources.
    • Critical Thinking: Students compare different data points, learn to identify patterns, and interpret discrepancies.
  5. Practical Spreadsheet Application
    • Objective: Use a spreadsheet to organise and rank information gathered from various sources based on credibility and relevance.
    • Implementation: Provide students with data about a hypothetical problem (e.g., best internet service providers for the school). Students rank the providers based on cost, speed, and user reviews using a weighted scoring model in a spreadsheet.
    • CAPS Connection: This reinforces their ability to manipulate and process data effectively.
  6. Interactive Debates: Credibility in Action
    • Activity: Organise a debate where students argue the credibility of two competing sources of information. Assign one group to defend a source and the other to critique it.
    • Purpose: This sharpens their critical evaluation skills and encourages collaborative learning.

Accessible Options for Under-Resourced Schools

  • Replace online articles with newspaper clippings or locally available books.
  • Use chalkboards instead of spreadsheets, asking students to categorise data manually.
  • Discuss scenarios as a class if internet access is unavailable for research activities.

Encourage reflection by asking students how they’ll use these skills in other subjects and their personal lives. Reinforce that evaluating information is not just an academic skill but also a life skill, crucial for making informed decisions.

Teaching ‘Problem-Solving Steps’ for Grade 10

This content is located in CAPS under Information Management for Grade 10.

When students in Grade 10 dive into the topic of Information Management, one of the essential skills they need to develop is problem-solving. At its core, this involves a systematic approach to tackling real-world tasks using logical thinking and structured processes. By equipping learners with these skills early on, teachers set a strong foundation for their future academic, professional, and personal problem-solving abilities. Read More “Teaching ‘Problem-Solving Steps’ for Grade 10”

Practical Theory: new blog posts every week

Every week for the rest of 2025, I will be posting a blog post on teaching the theoretical concepts as prescribed in the CAT CAPS documentation. The goal is to give teachers practical ideas and inspiration on teaching the various ‘theory’ concepts.

I have always maintained that ‘theory’ should be taught in a more practical manner to help students get an actual grasp on the content. Doing it, however, is not that easy. I have created weekly blog posts which cover the various topics from ‘theory’ in the CAPS documentation to inspire teachers to try different ways of getting students to engage with the concepts.

Every Monday will have a post for Grade 10. Wednesday’s are for Grade 11 and Friday’s are Grade 12.

I hope this helps and gives you some ideas. I will also be trying out the ideas!

Teaching ‘Information overload’ for Grade 12

This content is located in CAPS under Social Implications: Impact on Society for Grade 12.

Teaching “Information overload” offers a unique opportunity to connect theory to students’ everyday experiences. As information becomes increasingly abundant and accessible, the challenge lies in effectively identifying, managing, and making sense of it. This makes the topic highly relevant to students’ academic and personal lives.

To contextualise the topic, introduce the concept by asking students to reflect on times when they felt overwhelmed by too much information. Relate this to everyday experiences, such as researching for a school task, receiving notifications from multiple apps, or following trending topics online. These relatable scenarios ground the topic in practical reality.

Engage students with an interactive activity. Divide the class into groups and assign each group a specific topic to research using various sources (e.g., search engines, news websites, and social media platforms). Challenge them to extract only the most credible and relevant information in a limited amount of time. Afterwards, discuss the difficulties they encountered, such as irrelevant information, conflicting data, or source credibility.

To deepen understanding, introduce tools and strategies to manage information overload effectively:

  1. Keyword Filtering: Teach students to refine their online searches by using specific keywords and Boolean operators. Demonstrate how tools like Google Advanced Search can help streamline results.
  2. Organisational Tools: Familiarise students with apps like Evernote, Notion, or Microsoft OneNote, which help organise and categorise information. For under-resourced environments, suggest using physical notebooks and index cards as an alternative.
  3. Evaluating Credibility: Equip students with criteria to assess the reliability of sources, such as checking author credentials, publication dates, and the presence of bias. Use examples to show how misinformation can spread, linking it to “fake news” as a societal issue.
  4. Digital Decluttering: Discuss the benefits of curating online spaces by unsubscribing from unnecessary newsletters, managing app notifications, and organising bookmarks in browsers. Highlight how these practices reduce cognitive overload.
  5. Role of Algorithms: Explore how algorithms on platforms like YouTube, Instagram, and search engines influence the type of information students see. Encourage critical thinking about whether these algorithms contribute to or alleviate information overload.

To assess understanding, have students create an infographic or short presentation summarising the topic. For instance, they could present a “5-Step Plan to Avoid Information Overload,” integrating the tools and strategies discussed in class.

Lastly, connect the topic back to its societal implications. Discuss how managing information overload is a critical skill in the workplace, where professionals often deal with vast amounts of data. This not only prepares students for future challenges but also fosters a broader understanding of how ICT impacts society positively and negatively.

Encourage students to share their personal strategies for managing information overload, creating a collaborative and inclusive learning environment.

Teaching ‘Geotagging’ for Grade 12

This content is located in CAPS under Social Implications: Impact of society for Grade 12.

Geotagging is a fascinating topic that intersects technology and society, making it both engaging and relevant to students. It involves the use of GPS (Global Positioning System) data to tag media with location-specific metadata, such as longitude and latitude. This is a great way to explore how technology impacts everyday life, privacy, and even the environment.

To introduce geotagging in an accessible and interactive manner, start by connecting it to familiar tools such as smartphones, social media, and photo-sharing platforms. Highlight examples like tagging Instagram posts or enabling location in WhatsApp.

Practical Teaching Ideas for Geotagging

  1. Interactive Photo Challenge:
    • Ask students to use their smartphones (if allowed) or class tablets to take photos within the school premises. Teach them how to enable or disable geotagging on their devices.
    • Once photos are taken, demonstrate how geotagging works by showing the embedded GPS metadata using apps or file properties on a computer.
    • Discuss the implications, such as benefits (location memories, travel logs) and risks (privacy concerns, stalking).
  2. Exploring Maps and Virtual Tours:
    • Use tools like Google Maps or Google Earth to show real-life applications of geotagging. Have students explore geotagged photos uploaded by users globally.
    • Connect geotagging to environmental issues by looking at how tagged data helps track deforestation or wildlife migration.
  3. Social Media Debate:
    • Show examples of location-tagged posts on platforms like Instagram or Twitter.
    • Divide students into groups to discuss the advantages (e.g., connecting communities, enhancing memories) and disadvantages (e.g., over-sharing, privacy invasion) of geotagging.
    • Encourage them to develop and present strategies for safe geotagging practices.
  4. Case Studies on Society and Geotagging:
    • Share real-life examples where geotagging played a critical role, such as in disaster relief (locating survivors using tagged data) or environmental studies (tracking pollution sources).
    • Lead a discussion on how this technology can be both a tool for good and a source of ethical challenges, such as the potential for misuse.
  5. Hands-On Metadata Workshop:
    • Use free online tools to let students view and edit metadata of photos. Discuss the concept of data permanence and its implications.
    • Link this to topics like cyber safety, the right to privacy, and the importance of understanding the data we share online.
  6. Ethical Scenarios and Solutions:
    • Provide scenarios where geotagging might lead to unintended consequences, such as tagging photos of endangered species, potentially exposing their habitats to harm.
    • Encourage critical thinking by asking students to propose solutions to mitigate these risks.

Real-World Relevance

Geotagging is an integral part of everyday applications, from social networking and marketing to environmental conservation. For Grade 12 students, understanding how it works and its societal implications prepares them to navigate and critically assess technological impacts in their own lives. It also encourages a responsible approach to technology use, essential for informed digital citizenship.

Encourage your students to reflect on how they use geotagging and whether it aligns with their digital safety practices. They can also share insights into how geotagging benefits their communities or personal activities, fostering a deeper understanding of its practical value.