Rajasthan Polytechnic Third Year Paper 2016 – Mobile & wireless Communication

Rajasthan Polytechnic Third Year Paper 2016 – Mobile & wireless Communication

What is the access point (AP) in wireless LAN?
(a) Device that allows wireless devices to connect to a wired network
(b) Wireless device itself
(c) Both (a) and (b)
(d) None of the above

In wireless ad-hoc network
(a) access point is not required
(b) access point is must
(c) nodes are not required
(d) none of the above

A wireless network interface controller can work in
(a) infrastructure mode
(b) ad-hoc mode
(c) both (a) and (b)
(d) none of the above

In wireless network an extended serivce set is a set of
(a) connected basic service stes
(b) all stations
(c) all access points
(d) none of the above

Mostly ____is used in wireless LAN.
(a) time division multiplexing
(b) orthogonal FDM
(c) space division multiplexing
(d) none of the above

What is WPA ?
(a) Wi-fi protected access
(b) Wired protected access
(c) Wired process access
(d) Wi-fi process access

BSS stands for
(a) Basic Signal Set
(b) Basic Service Set
(c) Beacon Service Set
(d) Basic Strong Set

A piconet network can have upto
(a) 9 station
(b) 8 station
(c) 7 station
(d) 6 station

Maximum size of payload field in baseband layer is
(a) 2244 Bits
(b) 2664 Bits
(c) 2774 Bits
(d) 2884 Bits

Control frame that is sent by destination station is called
(a) Clear to send
(b) request to sent
(c) distributed interframe space
(d) short interframe space