MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
Quiz
Computer Science
Communication Engineering
Quiz 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Q.1
Power bandwidth is also called
absolute bandwidth
null to null bandwidth
3 db bandwidth
zero db bandwidth
Q.2
Of the following is defined as the range of frequencies over which the signal has a non zero power spectral density?
null to null bandwidth
half power bandwidth
3 db bandwidth
absolute bandwidth
Q.3
Of the following is the ratio of signal energy per bit to noise power spectral density?
bandwidth efficiency
spectral density
power efficiency
power density
Q.4
Is analog version of first generation cordless telephones.
true
false
Q.5
Was the first generation of cordless telephones.
true
false
Q.6
Used to resolve and combine multipath components.
equalizer
registers
rake receiver
frequency divider
Q.7
Data in IS-is spread to a channel chip rate of
1.2288 mchip/s
9.6 mchip/s
12.288 mchip/s
0.96 mchip/s
Q.8
Is specified for reverse link operation in band.
869-894 mhz
849-894 mhz
849-869 mhz
824-849 mhz
Q.9
Uses same modulation technique for forward and reverse channel.
true
false
Q.10
Of the following is used by IS-95?
dsss
fhss
thss
hybrid
Q.11
Was not compatible with existing AMPS frequency band.
true
false
Q.12
Digital cellular system based on CDMA was standardized as
is-54
is-136
is-95
is-76
Q.13
Is the time duration of a bit if data is transmitted at 270.kbps in the channel?
270.833 s
3 μs
3.692 μs
3.692 s
Q.14
TDMA system is a measure of the percentage of transmitted data that contains information as opposed to providing overhead for the access scheme.
efficiency
figure of merit
signal to noise ratio
mean
Q.15
Allocates a single time per frame to different users.
true
false
Q.16
Overhead is required in TDMA due to transmission.
high, burst
high, continuous
low, burst
no, burst
Q.17
Of transmissions in TDMA, the handoff process in
continuous, complex
continuous, simple
discontinuous, complex
discontinuous, simple
Q.18
Of the following is not true for TDMA?
single carrier frequency for single user
discontinuous data transmission
no requirement of duplexers
high transmission rates
Q.19
Utilized to allow synchronization of the receivers between different slots and frames.
preamble
data
guard bits
trail bits
Q.20
Systems transmit in a continuous way.
true
false
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page