Multiple Access: FDMA in Wireless Communication- MCQs with answers

Multiple Access: FDMA in Wireless Communication - MCQs with answers

Q1. FDMA is the division of

a. Time
b. Phase
c. Spectrum
d. Amplitude

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Q2. Guard band is

a. The small unused bandwidth between the frequency channels to avoid interference
b. The bandwidth allotted to the signal
c. The channel spectrum
d. The spectrum acquired by the noise between the signal

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Q3. Cable television is an example of

a. TDMA
b. FDMA
c. CDMA
d. SDMA

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Q4. In FDMA,

1. Each user is assigned unique frequency slots
2. Demand assignment is possible
3. Fixed assignment is possible
4. It is vulnerable to timing problems

a. Only 1) and 2) are correct
b. 2) and 4) are correct
c. 1), 2) and 3) are correct
d. All four are correct

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Q5. FDMA demand assignment uses

1. Single channel per carrier
2. Multi channel per carrier
3. single transmission in one time slot
4. multi transmission in one time slot

a. 1) and 2) are correct
b. 2), 3), and 4) are correct
c. 1), 2), and 3) are correct
d. All four are correct

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Q6. The advantages of FDMA over TDMA includes

1. Division is simpler
2. Propagation delays are eliminated
3. Cheaper filters with less complicated logic functions
4. Linearity

a. 1), 2) and 3) are correct
b. 1) and 2) are correct
c. 1) and 4) are correct
d. All four are correct

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