Mobile Computing

Portable computing devices and the wireless technologies that keep them connected on the move.

📖 ~4 min read 💻 RRB NTPC / Group D — Computer Awareness

What Is Mobile Computing?

Mobile computing refers to the use of portable computing devices (smartphones, tablets, laptops) that can access data and applications while on the move, typically over wireless networks.

Key Wireless Technologies

Technology	Feature
Wi-Fi	Wireless local network connectivity over short-to-medium range
Bluetooth	Short-range wireless connection between devices
GPS	Global Positioning System — satellite-based location tracking
4G/5G	Cellular network generations providing mobile internet connectivity

💡 5G offers significantly higher speed and lower latency than 4G, enabling applications like real-time IoT device communication.

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