Digital Technology
Lesson 8 of 4 in this unit.
📖 Reading Passage
Digital technology has become a central part of everyday life. Most people own at least one device such as a smartphone, tablet or laptop, and they use these tools for work, study and entertainment. The internet connects billions of users worldwide, allowing us to send messages instantly, watch videos, shop online and even attend virtual meetings. Cloud services store our photos, documents and music on remote servers, so we can access them from any device with an internet connection.
In recent years, artificial intelligence (AI) has started to appear in many applications. Voice assistants like Siri or Alexa understand spoken commands and can set reminders, play music or control smart home devices. AI also helps to recommend movies on streaming platforms or to filter spam emails.
Another important development is the Internet of Things (IoT). This term describes everyday objects that are equipped with sensors and can communicate with each other. A smart fridge, for example, can monitor its temperature and send a notification to your phone when you are running low on milk. Wearable devices such as fitness trackers record heart rate, steps and sleep patterns, providing users with personal health data.
While digital technology offers many benefits, it also raises concerns. Privacy is a major issue because personal data is often collected and analysed by companies. Cyber‑security threats, such as hacking and phishing, can expose sensitive information. Therefore, it is essential to use strong passwords, update software regularly and be cautious about the information shared online.
Overall, digital technology continues to evolve rapidly. As new innovations emerge, people need to adapt and develop the skills to use these tools safely and effectively. Understanding the basics of how devices work, staying informed about the latest trends, and practising good online habits will help individuals make the most of the digital world.
📘 Vocabulary
20 words from this lesson
- device
- Electronic tool for a specific purpose
- “My phone is a useful device.”
- streaming
- Sending media over the internet
- “We enjoy streaming movies at night.”
- cloud
- Online storage space
- “I keep my files in the cloud.”
- assistant
- Software that helps users
- “Alexa is a voice assistant.”
- sensor
- Detects changes in the environment
- “The thermostat has a temperature sensor.”
- notification
- Alert message on a device
- “I got a notification about new mail.”
- privacy
- Control over personal information
- “Privacy settings protect your data.”
- cyber‑security
- Protection against online threats
- “Cyber‑security is vital for businesses.”
- phishing
- Fraudulent attempt to obtain data
- “Phishing emails try to steal passwords.”
- algorithm
- Step‑by‑step problem‑solving method
- “The app uses an algorithm to suggest songs.”
- innovation
- New method or idea
- “AI is a major innovation in tech.”
- smartphone
- Mobile phone with advanced features
- “She bought a new smartphone.”
- virtual
- Existing in computer‑generated environment
- “We attended a virtual conference.”
- update
- Install newer software version
- “Remember to update your apps.”
- password
- Secret word for authentication
- “Choose a strong password.”
- hacking
- Unauthorized access to computer systems
- “Hacking can compromise data.”
- wearable
- Device worn on the body
- “A fitness tracker is a wearable.”
- trend
- General direction of change
- “Remote work is a current trend.”
- remote
- Located far away, accessed via internet
- “Remote servers store our files.”
- habit
- Regular practice or routine
- “Good security habits protect you.”
📐 Grammar Notes
When talking about digital technology, we often use the present simple for facts: "The internet connects people". The present continuous describes temporary situations: "Many companies are developing AI applications". Use modal verbs to give advice: "You should update your software regularly" or "You must use a strong password". For future plans, the 'going to' form is common: "I am going to buy a new laptop". Comparative forms help compare devices: "A tablet is lighter than a laptop". Passive voice is useful when the doer is unknown: "Data is collected by many apps". Remember to use countable nouns ("device", "app") with articles and uncountable nouns ("software", "privacy") without them. Finally, conditional type 1 expresses real possibilities: "If you click the link, you may get a virus".
Practice Exercises
Work through each exercise to complete this lesson.
Which word describes a tool like a phone or laptop?
What does AI stand for?
Which of these is a security threat?
Choose the correct sentence about habits.
What does the cloud allow you to do?
All wearable devices can track heart rate.
Updating software helps protect against hacking.
You ______ (use) a strong password to protect your account.
Many companies ______ (develop) new AI tools this year.
If you click the link, you ______ (may) get a virus.
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