1. Which of the following has no backward compatibility with 3G Cdma2000?
2. Which of the following the first 3G CDMA air interface?
Correct Answer is : Cdma2000 1xRTT
3. Within ITU IMT-2000 body, Cdma2000 1xRTT is also known as ____
Correct Answer is : G3G-MC-CDMA-1X
4. How many users are supported by Cdma2000 1X in comparison to 2G CDMA standard?
Correct Answer is : Twice
5. Which of the following is not a characteristic of Cdma2000?
Correct Answer is : OFDMA