QUESTION 1
Which layer of the Uu interface performs traffic monitoring and reporting?

A. MAC
B. PDCP
C. RLC
D. RRC

Correct Answer: A
QUESTION 2
Which modulation scheme is used on the PBCH?

A. QPSK
B. 16QAM
C. 64QAM
D. BPSK

Correct Answer: A
QUESTION 3
TM3 does not support transmit diversity.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 4
In NB-IoT, which of the following are the unit of resource scheduling in the uplink and downlink?

A. RB
B. Subframe
C. REG
D. RU

Correct Answer: CD
QUESTION 5
Which coding scheme is used on the PCFICH?

A. Block code 1/16
B. Turbo coding 1/16
C. Block code 1/3
D. Turbo coding L/3

Correct Answer: A
QUESTION 6
Which of the following system messages are carried by the PDSCH?

A. MIB
B. SIB3
C. SIB1
D. SIB2

Correct Answer: BCD
QUESTION 7
Which of the following are physical channels in NB-IoT?

A. NPDSCH
B. NPUCCH
C. NPUSCH
D. NPUDCCH

Correct Answer: AC
QUESTION 8
Which of the following channel carries measurement configuration information during a handover?

A. PUSCH
B. PRACH
C. PDSCH
D. PUCCH

Correct Answer: C
QUESTION 9
Which of the following message is carried on the PBCH?

A. MIB
B. SIB3
C. SIB2
D. SIB1

Correct Answer: A
QUESTION 10
All system messages are carried on the PBCH.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 11
Which of the following can carry NAS signaling?

A. SRB0
B. SRB2
C. DRB
D. SRB1

Correct Answer: BD
QUESTION 12
How many resource allocation types are available on the PDSCH?

A. 2
B. 4
C. 3

D. 1

Correct Answer: A
QUESTION 13
Which of the following information can be carried on the PUSCH?

A. CQI
B. PMI
C. SR
D. RI

Correct Answer: ABD
QUESTION 14
Which of the following are the advantages of OFDMA?

A. Anti-frequency-selective fading
B. High spectral efficiency
C. PARP high
D. Sensitive to frequency offset

Correct Answer: AB
QUESTION 15
In the TD-LTE system, synchronization is implemented through DwPTS and UpPTS.

A. TRUE
B. FALSE

Correct Answer: B
QUESTION 16
Assume that the total output power of a cell is 46dBm. What is the power of a single antenna when two antennas are used?

A. 40dbm
B. 43dbm
C. 49dbm
D. 46dbm

Correct Answer: B
QUESTION 17
The PRACH parameters are included in SIB2, including:

A. PRACH Frequency Offset
B. PRACH Configuration Index
C. Cell High Speed Flag
D. Root sequence index

Correct Answer: ABCD
QUESTION 18
Which of the following are possible lengths of PRACH preambles?

A. 1ms
B. 2ms
C. 5ms
D. 10ms

Correct Answer: AB
QUESTION 19
In the case of normal CP (cyclic prefix) configuration, how many symbols are contained in a timeslot?

A. 7
B. 5
C. 6
D. 8

Correct Answer: A
QUESTION 20
Where is integrity protection applied?

A. RRC signaling
B. RRC signaling and user data
C. User data

Correct Answer: A