Which of the following multiplexing technologies is more spectrum-efficient and cost-efficient?

The MAC layer of WiMAX does not allow variable-sized frames to be constructed and transmitted.

In OFDMA, multiple users can transmit data simultaneously.

Which multiplexing technologies are used in 802.16?

Which are included in each authorization SA (Security Association)?

Communication in WiMAX is connection-oriented.

In VOIP, change in payload and code sizes of MPDUs sent by SS depends on which of the following?

In PKMv2, only the BS can authenticate the SS.

Other name for WiMAX?

How many types of security associations (SA) are defined in PKMv2 in the 802.16 standard?

Which modulation technologies is/are supported by 802.16a?