.State whether True of False. i) The cells or subdivisions of a geographical area are always hexagonal. ii) A land to Mobile call originates through the Telephone exchange.

In .............. Frequency Spectrum is divided into smaller spectra and is allocated to each user.

. In ................ multiple access is achieved by allocating different time slots for the different users.

State whether True of False. i) In GSM only TDMA is used. ii) There is zero inter-channel interference in CDMA.

The basic GSM is based on ____________________ traffic channels.

..................... are typically characterized by very small cells, especially in densely populated areas.

Wireless communication is started in

Term that is used for stationary or mobile wireless station and also have optional central base station is called

. In wireless LAN, there are many hidden stations so we cannot detect the

Specifications for a wireless LAN are called

Wireless LANs implement security measures in the