Smart Home Security System is an example of which ICT application?

• Communication

• Modelling Applications

• Computer-Controlled System

• Booking System

What could be one of the disadvantages of VoIP?

• It doesn't support both audio and video

• It is always more expensive than traditional phone calls.

• It can suffer from poor call quality if the internet connection is unstable

• VoIP services aren't available for free and are expensive

Which one could be a downside in an online booking system?

• A complex interface might result in frequent booking errors

• Real-time updates could overwhelm users with constant information changes

• Inability to compare prices since users have to stick to one platform

• Cybersecurity concerns such as hacking and phishing

Discuss at least two advantages and two disadvantages of using a credit card

Explain how booking systems prevent double-booking or overbooking