Quiz 7: 4g: Lte/Lte-advanced For Mobile Broadband: Chapter 7 Lte Radio Access: An Overview: Quiz7
Dr. Munther Gdeisat
- 1.LTE is
- A.
A circuit switching system
- B.
A packet switching system
- C.
A packet and circuit switching system
- 2.In LTE, OFDM transmission is describer in
- A.
Release 8
- B.
Release 9
- C.
Release 10
- 3.Flexible bandwidth assignment in LTE supports
- A.
TDMA
- B.
FDMA
- C.
TDMA and FDMA
- 4.A resource block in LTE has
- A.
A bandwidth of 180 kHz and a duration of 1 ms
- B.
A bandwidth of 15 kHz and a duration of 0.5 ms
- 5.The advantage of DFTS-OFDM over OFDM is
- A.
Having higher spectrum efficiency
- B.
Reducing cubic metric for uplink transmission and enabling higher terminal power amplifier efficiency
- 6.The advantage of OFDM over DFTS-OFDM is
- A.
Having higher spectrum efficiency
- B.
Reducing cubic metric for uplink transmission and enabling higher terminal power amplifier efficiency
- 7.In inter-cell interference coordination ICIC two neighboring base stations cannot use the same frequency bands to communicate with a terminal
- A.
True
- B.
False
- 8.The number of packets required to perform hybrid ARQ with soft combining is
- A.
Two or more packets
- B.
One packet
- 9.The number of packets required to perform hybrid ARQ is
- A.
Two or more packets
- B.
One packet
- 10.At a low SINR scenario, multiple antennas should be used as
- A.
MIMO
- B.
Receive and transmit diversity
- 11.At a high SINR scenario, multiple antennas should be used as
- A.
MIMO
- B.
Receive and transmit diversity
- 12.
![- ProProfs]()
- A.
This image refers to frequency division duplex FDD
- B.
This image refers to time division duplex TDD
- C.
This image refers to half duplex FDD
- 13.
![- ProProfs]()
- A.
This image refers to frequency division duplex FDD
- B.
This image refers to time division duplex TDD
- C.
This image refers to half duplex FDD
- 14.
![- ProProfs]()
- A.
This image refers to frequency division duplex FDD
- B.
This image refers to time division duplex TDD
- C.
This image refers to half duplex FDD
- 15.LTE supports different bandwidths on both uplink and down link (1MHz to 20 MHz). •On the contrary WCDMA requires a bandwidth of 5MHz and HSPA requires a bandwidth of multiples of 5 MHz.
- A.
True
- B.
False
- 16.A terminal position can be determined by measuring special reference signals transmitted regularly from different cell sites. This feature is introduced in
- A.
LTE release 8
- B.
LTE release 9
- C.
LTE release 10
- 17.IMT-Advanced is fulfilled in
- A.
LTE release 8
- B.
LTE release 9
- C.
LTE release 10
- 18.LTE-Advanced consists of ,up to, ___________release 8 aggregated carriers.
- A.
Four
- B.
Five
- C.
Six
- D.
Seven
- 19.LTE-Advanced can provide peak data rate of _______ for uplink and ____________ for downlink
- A.
3 Gbit/s 1.5 Gbit/s
- B.
1 Gbit/s 500 Mbit/s
- C.
30 Gbit/s 15 Gbit/s
- 20.Peak data rate requirements for IMT-Advanced are _______ for uplink and ____________ for downlink
- A.
3 Gbit/s 1.5 Gbit/s
- B.
600 Mbit/s 270 Mbit/s
- C.
30 Gbit/s 15 Gbit/s
- 21.Carrier aggregation feature is introduced in LTE
- A.
Release 8
- B.
Release 9
- C.
Release 10
- 22.Uplink spatial multiplexing feature is introduced in LTE
- A.
Release 8
- B.
Release 9
- C.
Release 10
- 23.Dual-layer beam forming feature is introduced in LTE
- A.
Release 8
- B.
Release 9
- C.
Release 10
- 24.Multi-antenna support feature is introduced in LTE
- A.
Release 8
- B.
Release 9
- C.
Release 10
Questions: 12 | Attempts: 18265 | Last updated: Dec 15, 2020
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