Lesson Progress
0% Complete
Topic Content:
- ICT Concepts
GSM: Global System for Mobile Communication is used to send and receive phone calls. One of the benefits of GSM is the addition of a SIM card (Subscriber Identity Module). This little chip slips into the back of the GSM and provides the user’s personal information. GSM also paved the way for the use of text messaging.
Cellular Networks: This is a
🔒 KOFA STUDY
Unlock This Topic
This topic is available to course subscribers.
Subscribe to continue this course.
- 📚 Continue this topic
- 📝 Attempt quizzes
- 📈 Track your learning progress
- 🪙 Earn KofaCoins
🚀 Unlock every topic, quiz and Kofa Arcade challenge in this course.
Already subscribed? Log in
Like this content
Liked by timothy samuel
Thanks for the lesson