INFORMATION TECHNOLOGY GADGET
Definition of ICT Gadget
An ICT gadget is a machine or tool that is used to collect, store, process, send, or receive information for easy communication.
differences between GSM, FAX, and TELEPHONE
📱 GSM (Global System for Mobile Communications)
- It is a wireless communication system for mobile phones.
- it Uses SIM cards for identification and connection.
- it Supports voice calls, text messages (SMS), and internet data.
- it Works through cellular networks and towers.
- it Provides international roaming (can work in different countries).
- it Allows mobile apps and services (like WhatsApp, mobile banking).
🖨 FAX (Facsimile)
- it can Sends and receives printed documents over a telephone line.
- it can Scans paper documents and converts them into signals.
- it Requires both sender and receiver to have fax machines.
- it is Mainly used in offices for official document transfer.
- it Needs a stable landline connection to work.
- it Cannot be used for voice calls or internet browsing.
☎ TELEPHONE (Landline or Basic Mobile)
- telephone is Designed mainly for voice communication.
- it Can be landline (wired) or mobile (wireless).
- it Works by converting voice into electrical signals.
- it Allows two-way real-time conversation.
- Some landlines can also support fax machines.
- No SIM card is needed for landline telephones.
📱 How to Create and Send a Message on GSM
- Turn on your mobile phone (with SIM card inserted).
- Open the Messaging / SMS app.
- Tap "New message" or "Compose".
- Type the receiver’s phone number or select from contacts.
- Type your message (e.g., "Hello, how are you?").
- Tap Send — the message travels through GSM network towers to the receiver.
🖨 How to Create and Send a Message on FAX
Place the paper document into the fax machine feeder (printed or handwritten).
Dial the receiver’s fax number on the machine keypad.
Press the "Send" or "Start" button on the fax machine.
The machine scans the document and converts it to signals.
The signals go through the telephone line to the receiver’s fax machine.
The receiver’s machine prints the document on paper.
📥 How to Store Information on GSM Handset
- Go to the Contacts or Phonebook app.
- Tap "Add contact" or "New contact".
- Type the name and phone number.
- Choose where to save (SIM card, phone memory, or cloud).
- Tap Save.