Q. For pure ALOHA protocol, the vulnerable period is ___________ the packet duration.

View solution

Q. The vulnerable period of slotted ALOHA is _________ packet duration.

View solution

Q. In slotted ALOHA, time is divided into different length of time slots.

View solution

Q. CSMA stands for _________

View solution

Q. __________ is the time required for a terminal to sense whether or not the channel is idle.

View solution

Q. Which of the following is based on time division multiplexing?

View solution

Q. Discrete packet time technique, PRMA stands for _________

View solution

Q. ____________ is the maximum number of channels that can be provided in a fixed frequency band.

View solution

Q. Which of the following measures spectrum efficiency of a wireless system?

View solution

Q. If D is the distance between co-channel cells and R be the cell radius, co-channel reuse ratio is given by __________

View solution

Q. __________ is the interference at a base station receiver that comes from the subscriber units in the surrounding cells.

View solution

Q. In practice, TDMA systems improve capacity by ____________ compared to analog cellular systems.

View solution

Q. __________ allows subscribers to monitor neighbouring base stations.

View solution

Q. Time division multiple access introduces ACA, which stands for ________

View solution

Q. Which of the following standard had not adopted digital TDMA for high capacity?

View solution

Q. Capacity of CDMA is bandwidth limited.

View solution

Q. In a CDMA system, link performance for each user __________ as the number of users _______

View solution

Q. Capacity of CDMA can be increased by operating in DTX, which stands for _______

View solution

Q. Frequency reuse factor for CDMA system is ___________

View solution