Question 151 :
Frequency hopping spread spectrum(FHSS) and direct sequence spread spectrum(DSSS) are commonly use techniques to overcome __________ attacks.
- Passive Atttack
- Active Attack
- Snooping
- Jamming
Question 152 :
The channel is divided into frames in ___________ .
- D-PRMA
- MARCH
- BTMA
- MACA
Question 153 :
Which is the primary responsibility of a Medium Access Control (MAC) protocol in ad hoc wireless network?
- Distributed arbitration for the shared channel for transmission of packets
- Quality of Service
- Throughput
- Routing
Question 154 :
Which one is the first protocols proposed for Adhoc-Wireless-Networks?
- Wireless routing protocol(WRP)
- Destination sequenced distance-vector routing
- Source-tree adaptive routing protocol (STAR)
- Dynamic source routing protocol (DSR)
Question 155 :
In RI-BTMA the data packets are divided into two portions a _________ and actual data packets.
- Asynchronous
- Synchronous
- Preamble
- Free