What is Unstructured Supplementary Service Data (USSD)?

 Unstructured Supplementary Service Data (USSD):

Unstructured Supplementary Service Data (USSD) is a communication protocol used in the mobile telecommunications industry. It allows mobile phone users to interact with various services, such as checking account balances, recharging prepaid mobile credit, and accessing information, through a text-based menu system. USSD is often referred to as "quick codes" or "feature codes" because it provides a means for users to access services quickly and without the need for an internet connection.

Here are some key characteristics and uses of USSD:

• Text-Based Interaction: USSD operates by sending text-based messages between a mobile device and a service provider's computer system. Users enter short codes, often starting with a "*" and ending with a "#" (e.g., *123#), to initiate interactions.
• Real-Time Communication: USSD sessions are typically real-time and interactive. Users receive immediate responses to their input, which makes it suitable for tasks that require instant confirmation or information retrieval.
• Widespread Applications: USSD is used for various purposes, including mobile banking (checking account balances, transferring funds), prepaid mobile services (recharging credit, checking data balances), information services (weather updates, news), and more.
• No Internet Required: USSD does not rely on an internet connection, making it accessible to users with basic mobile phones that do not have internet capabilities.
• Security Considerations: USSD is considered relatively secure because it operates within a closed network between the mobile device and the service provider's infrastructure. However, security measures are still essential to protect sensitive user data.
• Cross-Platform Compatibility: USSD can work across different mobile devices and operating systems, making it accessible to a wide range of users.

In summary, USSD is a versatile communication protocol that enables mobile phone users to access various services through text-based interactions, without the need for an internet connection. It has found extensive use in mobile banking, prepaid mobile services, and other information-related applications, offering a convenient and accessible means of interaction for users.

Subcribe on Youtube - IGNOU SERVICE

For PDF copy of Solved Assignment

WhatsApp Us - 9113311883(Paid)