The two new features of 2G mobile phones were GSM and —

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• C-02-Q144When a mobile phone communicates beyond its service operator's coverage area, it is called —
• C-02-Q145Third generation (3G) of mobile phones replaced circuit switching with which data transmission method?
• C-02-Q146In 3G, the data transfer rate increased up to —
• C-02-Q147Which of the following is one of the new standards brought by 3G mobile phones?
• C-02-Q148Which services were the main outcomes of the third generation of mobile phones?
• C-02-Q149Fourth generation (4G) of mobile phones operates in which standards?
• C-02-Q150In 4G, mobile devices can get data transfer rates up to —
• C-02-Q151According to the text, 4G is at least how many times faster than 3G?
• C-02-Q152The fifth generation (5G) networking system is being called the —
• C-02-Q153Which of the following is a fifth generation (5G) standard gaining popularity?