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Phone of the Day: vivo X20 Plus UD
vivo X20 Plus UD is a smartphone that runs on Android. It was released on 2018, January. vivo X20 Plus UD has 6.43 inch, Super AMOLED, a resolution of 1080 x 2160 pixels screen. vivo X20 Plus UD uses Qualcomm SDM660 Snapdragon 660 (14 nm) chipset, Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) CPU, Adreno 512 GPU. It supports 2G, 3G, 4G networks with Hybrid Dual SIM (Nano-SIM, dual stand-by). It has 12MP Dual main camera, 12MP Single selfie camera. vivo X20 Plus UD uses Li-Ion 3900 mAh, non-removable battery. The price of vivo X20 Plus UD is about 616 USD.
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What is HTTP (Hypertext Transfer Protocol)?
Stands for "Hypertext Transfer Protocol", HTTP is the protocol used to transfer data over the web. It is part of the Internet protocol suite and defines commands and services used for transmitting webpage data.HTTP uses a server-client model. A client, for example, may be a home computer, laptop, or mobile device. The HTTP server is typically a web host running web server software, such as Apache or IIS. When you access a website, your browser sends a request to the corresponding web server and it responds with an HTTP status code. If the URL is valid and the connection is granted, the server ... View more