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Unit V
1.The ratio of the bandwidth of the new signal to that of the
original signal is again
known as the..
a) Bandwidth factor b)Signal factor c) Spreading factor
d)frequency factor
2.The bandwidth of the channel used in the Hopset is called
the
a)instantaneous bandwidth b) hopping bandwidth c) Sybol rate
d)
Hop rate
!."hen narrow band essage signal is ultiplied by a #ery large
bandwidth signal
called the
a) Spreading Signal b) Signal factor c) Spreading factor d)
frequency factor
$.%atio of &uto 'orrelation function to 'ross 'orrelation
function is called
a) Bandwidth factor b) Suppression factor c) Spreading
factor
d) frequency factor
(.*aple for the tie di#ersity syste is
a) Rake Receiver b) +roduct odulator c) ,ultiplier d) Suer
-. *aple for the application of /0,
a) Digital Audio Broadcasting b) Synchronisation c) old Sequence
d)
%ake %ecei#er
. 3333333333 is used to transit the control inforation to a
speci4c obile
a) %&'H b)FAC c) '+'H d) 0S'H
5. The channel which has a constant spreading factor of 2(-
a) %&'H b)/&'H c) '+'H d) C!"C
6. +rotocols use spectru upto ! ties as e7ciently as !
systes
a) 1 b) 2 c)#$ d) 2.(
18) The second generation syste which is a#ailable
a) 0HSS b) /HSS c) S/Hd) $S%
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11) "hich is a wireless network standard9
a) "&&& b) S, c) +0' d) interi standard 6(
12) The process which is used to send the data siultaneously to
base station whilerecei#ing the inforation fro the base station
a) duple' b) siple* c) T'H d) ''H
1!) 333333333333 is used as a 4lter inforation for unused tie
slots on the forward
link
a) du(( burst b) burst foratting c) burst 4ltering d) rando
burst
1$) Standard for the cordless counication
a) TS: b) paci4c digital cellular c) S, d) D&C*
1() "hat is the period of the a*iu length sequence generated
using ! bit shift
register9
a) 5 b) + c) - d) (
1-)"hich is de4ned as aount that the bit energy or S;% ratio can
be reduced
a)Coding $ain b)Swithing Threshold c) Hysteresis tie
d)0i#ersity
1)
