Q. What is the minimum spectrum allocation required by W-CDMA?

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Q. W-CDMA requires a complete change of RF equipment at each base station.

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Q. How much increase in spectral efficiency is provided by W-CDMA in comparison to GSM?

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Q. Which of the following has no backward compatibility with 3G Cdma2000?

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Q. 2G and 2.5G CDMA operators may selectively introduce 3G capabilities at each cell without changing entire base stations and reallocate spectrums.

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Q. Which of the following the first 3G CDMA air interface?

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Q. Within ITU IMT-2000 body, Cdma2000 1xRTT is also known as ____________

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Q. How many users are supported by Cdma2000 1X in comparison to 2G CDMA standard?

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Q. Cdma2000 works in TDD mode only.

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Q. Which of the following is not a characteristic of Cdma2000?

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Q. Cdma2000 1xEV was developed by ________

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Q. How is bandwidth increased in Cdma2000?

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Q. What are the two options provided by Cdma2000 1xEV?

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Q. Which of the following is not backward compatible with Cdma2000?

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Q. What is the full form of WLAN?

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Q. WLANs use high power levels and generally require a license for spectrum use.

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Q. What is the name of 300 MHz of unlicensed spectrum allocated by FCC in ISM band?

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Q. Which of the following specifies a set of media access control (MAC) and physical layer specifications for implementing WLANs?

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Q. Which of the following is not a standard of WLAN?

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Q. Which of the following is the 802.11 High Rate Standard?

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