1. What is the full form of MPDU?
2. Which are included in each data SA (Security Association)?
3. Which multiplexing technology is used in 802.16 for the downlink channel?
4. Which management connection is used to send messages related to DHCP, SNMP, TFTP etc?
5. Maximum number of management connection pairs that can be created when a subscriber station (SS) first connects to a base station (BS)?
6. Which FFT (Fast Fourier Transform) sizes are supported in SOFDMA (Scalable OFDMA)?
7. Which version of X.509 certificate is mandatory to be used in the 802.16 standard?
8. Maximum value of the traffic encryption key (TEK) lifetime?
9. In which topology mode can the 802.16 standard be used?
10. Which ones are managed by the physical layer of the protocol stack in WiMAX?
11. In the subheader of a MAC frame, what will be the value of FC (fragment control) bits if it is the last fragment of the MSDU?
12. Length (size) of a connection identifier (CID)?
13. On which frequency range does the first WiMAX standard (IEEE 802.16-2001) operate?
14. In OFDM the original signal is divided into how many subcarriers or subchannels?
15. How many hash-based message authentication code (HMAC) keys are derived from the authorization key (AK) for communication between the subscriber station (SS) and the base station (BS)?
16. Encryption algorithms included in the 802.16 standard security sublayer?
17. Connection used for short, time-urgent MAC management messages?
18. Which multiplexing technology is more spectrum-efficient and cost-efficient?
19. The MAC layer of WiMAX does not allow variable-sized frames to be constructed and transmitted.
20. In OFDMA, multiple users can transmit data simultaneously.
21. Which multiplexing technologies are used in 802.16?
22. Which are included in each authorization SA (Security Association)?
23. Communication in WiMAX is connection-oriented.
24. Different types of data SAs (Security Associations)?
25. How many different types of uplink scheduling mechanisms are used to control contention between users and to modify their bandwidth requirements in the point to multi-point mode?
26. New power management operations defined in 802.16e?
27. Which sub layer of IEEE 802.16 MAC layer provides functions related to duplexing, framing, QoS and channel access?
28. Two types of soft handovers defined in 802.16e?
29. Which modulation technologies is/are supported by 802.16a?
30. How many types of security associations (SA) are defined in PKMv2 in the 802.16 standard?
31. Other name for WiMAX?
32. In PKMv2, only the BS can authenticate the SS.
33. In VOIP, change in payload and code sizes of MPDUs sent by SS depends on which of the following?
34. Which duplexing technologies does 802.16 support?
35. Which certificate is used to allow the base station to identify the subscriber stations?
36. Length (size) of the key encryption (in bits) that the DES (data encryption standard) provides?
37. Length (in bits) of the header check sequence (HCS) field in a generic MAC header?
38. In the mobile WiMAX profiles, which one is mandatory?
39. Maximum distance of a WiMAX connection?
40. Which parameters are sent by the subscriber station (SS) in the ranging request packet (RNG-REQ) when a subscriber station (SS) wants a VOIP service stream from a base station (BS)?
41. Full form of WiMAX?
42. Which one is more secure and stronger for the encryption of data?
43. Out of the two MAC header formats defined in the IEEE 802.16 standard, the Generic MAC Header (GMH) frame is the only one used in the downlink
44. Default value of the authorization key (AK) lifetime?
45. Which are true of the 48-bit Base Station ID (BSID)?
46. New scheduling mechanism defined in 802.16e?
47. In the point to multi point (PMP) mode, which controls both uplink and downlink scheduling?
48. Link from the Base Station to the Subscriber Station known as?
49. Which one is included in the subscriber station certificate?
50. On which technology is WiMax based upon?