WorksheetsNCSA 5G 2023 (GS40-SRAN-22Rx-F-A-2205)
Total questions: 82
Worksheet time: 14mins
Name
Class
Date
1.
Which capacity plugin unit provide support for both NR and LTE in concurrent mode ?
a)
ABIC
b)
ABIO
c)
ABIA
d)
ABIL
2.
How many maximum slots are available in AMIA (installed inside AMIA) for common and capacity plugin units ?
a)
4
b)
2
c)
8
d)
6
3.
How many sessions are allowed in WEBEM for 1 SBTS ?
a)
8
b)
10
c)
2
d)
5
4.
With introduction of 5G, what is the minimum interval of measurement reporting ?
a)
5
b)
15
c)
10
d)
30
5.
What is the maximum number of TRXs supported by an AEQN active antenna ?
a)
8
b)
32
c)
256
d)
64
6.
Which interfaces are supported by ABIO card ?
a)
CPRI and eCPRI
b)
eCPRI only
c)
OBSAI and CPRI
d)
OBSAI, CPRI and eCPRI
7.
What does FDSW stand for ?
a)
Factory Default SW
b)
Factory Delivered SW
c)
Factory Design SW
d)
Factory Define SW
8.
Which NE is responsible for SW download and activation preparation in PnP target SW download ?
a)
SW Manager
b)
PnP Server
c)
WebEM
d)
BTS Manager
9.
How many SFP28 ports are required in FHGW for LTE traffic without any conversion ?
a)
1
b)
3
c)
2
d)
4
10.
Which port can be used for OAM connectivity in FHGW ?
a)
QSFP28
b)
SRIO
c)
Serial Management Port
d)
Ehternet interface
11.
What is the condition for BTS to enter into free running mode ?
a)
When input reference signal is lost and BTS use past performance data
b)
When it is locked to an input reference signal
c)
When there is no input reference signal and no past performance data
d)
When all cells are on air
12.
Which type of synchronization is supported by GNSS receiver ?
a)
Phase and time
b)
Frequency and Phase
c)
Phase only
d)
Frequency, Phase and time
13.
Which of the following object includes SYNC functionalities in SRAN ?
a)
EQM
b)
TNL
c)
ALD
d)
MNLENT
14.
What are the technologies supported in the Plugin unit ABIO ?
a)
5G only
b)
LTE only
c)
LTE and 5G
d)
All RATs
15.
In CB007397 22R2-SR TDD-LTE ABIO/ABIN capacity and dimensioning, what is the maximum number of cells per BB pool (1/2 ABIA) ?
a)
4
b)
3
c)
5
d)
6
16.
What are the technologies supported in the Plugin unit ABIA ?
a)
LTE and 5G
b)
LTE only
c)
2G, 3G and 4G
d)
All RATs
17.
In CB006075/CB006076 ABIO/N LTE legacy features - stage 3/4 which features are introduced ?
a)
Standalone NB-IOT and NB-IOT non anchor-carrier
b)
CAT-M support
c)
Load balancing
d)
NB-IOT inband/Guardband
18.
In CB008437: gNB BTS site composition, SBTS in 5G mode only, site composition with ASIK allows:
a)
Only ABIN
b)
Mixed configuration of Capacity Plug-in units
c)
Only ABIL
d)
Only ABIO
19.
Regarding cell configuration, with ABIO one BB pool can process cells with which option ?
a)
Same duplex mode and same FH protocol
b)
Same duplex mode
c)
Different duplex mode but same FH protocol
d)
Different duplex mode
20.
How many RF ports does an ABIO have ?
a)
8
b)
6
c)
9
d)
4
21.
What is the first SW release to allow one step system rollback to 22R2-SR, meaning without the need of an intermediate SW version ?
a)
SRAN21A/5G21A
b)
SRAN21B/5G21B
c)
SRAN20B/5G20B
d)
22R1-SR/22R1-5G
22.
In which frequency band AHQK operates ?
a)
N28
b)
N48
c)
N38
d)
N78
23.
What is the number of TxRx paths of the AHQK ?
a)
64
b)
16
c)
32
d)
8
24.
In 22R1 which RAT combination is NOT supported with ABIO concurrent mode ?
a)
LTE-FDD and LTE-TDD
b)
LTE-TDD and NR-TDD
c)
NR-FDD and NR-TDD
d)
LTE-FDD and NR-FDD
25.
Which of the following is the physical channel used to transport user signaling data ?
a)
PUCCH
b)
PUSCH
c)
UL-SCH
d)
PRACH
26.
Which interface used to exchange signalling information between two gNBs ?
a)
Xn-C
b)
NG-C
c)
S1-C
d)
X2-C
27.
Which of the following is the physical channel used to transport user data ?
a)
PUCCH
b)
PUSCH
c)
DL-SCH
d)
PRACH
28.
Regarding feature parity, from 22R2-SR onwards, 5G classical is available on SRAN BTS with :
a)
Full feature parity as default
b)
Partial feature parity
c)
Full feature parity but not as default
d)
No feature parity
29.
What is the minimum requirement of 4G-5G configurations ?
a)
1 ASIB + 1 ABIO
b)
1 ASIK + 1 ABIN
c)
1 ASIK + 1 ABIL
d)
1 ASIB + 2 ABIO
30.
In which release common software for both SRAN and 5G is introduced ?
a)
SRAN21B
b)
SRAN22SR1
c)
SRAN21A
d)
SRAN22SR2
31.
BTS evolution towards SRAN from traditional to cloud variant involves which of the following changes :
a)
System module L2 NRT gets virtualized towards Edge cloud
b)
System module variants and configurations differ from classical to cloud variants
c)
Classical BTS variants requires eCPRI protocol for communication with core network
d)
Low latency midhaul is required for concurrent working of sytem module and cloud
32.
In FHGW, which components contains information about VDUs and LTE BBU ?
a)
MNL
b)
SWSVC
c)
CABLINK
d)
EQM
33.
What is the holdover capabilities of Nokia AirScale system module if external synchronization is lost ?
a)
10 s for 60 days
b)
50 ppb for 30 days
c)
10 s for 6 hours
d)
3 s for 24 hours
34.
22R2-FHGW can not work in which mode simultaneously ? (choose 2)
a)
Converter
b)
Router
c)
Modem
d)
Switch
35.
What would be the main task to introduce "FHGW" in the deployed Nokia hardware network ? (choose 2)
a)
Conversion of CPRI (Legacy NR RU) to eCPRI (vDU)
b)
Connect any frequency band radio frequency module from the FHGW to increase carrier capacity
c)
Conversion of throughput from multimode to single mode OBSAI interface from the FHGW to increase carrier capacity
d)
Support of eCPRI traffic switching from multiple (up to 3 in 22R2-FHGW) NR TDD RUs to vDU (without any conversion)
36.
In CB006944: 5G in SBTS with dual common unit operation ASIB+ASIA, which of the following Plug-in units combinations is NOT supported on primary core (ASIB) ?
a)
ABIO and ABIL
b)
Full ABIL
c)
ABIO and ABIA
d)
Full ABIO
37.
When MAA is in the power saving mode, Estimated energy savings depends on:
a)
Number of TRX only
b)
RF family and cell power
c)
Number of radio units
d)
RF family and number of TRX
38.
With ABIO concurrent mode, which ports should be used in case of shared radios with CPRI ?
a)
RF1-RF3
b)
RF1-RF9
c)
RF1-RF6
d)
RF7-RF9
39.
For NR & LTE ABIO concurrent mode, on one single ABIO, the parameter BBMOD:bbPoolSizeLte should be:
a)
Set to extended
b)
Set to automatic
c)
Not defined
d)
Set to basic
40.
In 5G standalone architecture in option 2, what is the interface between gNB and UPF ?
a)
NG-C
b)
X2-U
c)
S1-U
d)
NG-U
41.
With the feature CB006844 ABIO support for OBSAI is introduced for which technologies?
a)
5G and LTE FDD
b)
LTE FDD
c)
LTE TDD
d)
5G
42.
Which of the following statement is Correct regarding 5G standalone architecture in option 2?
a)
The C-plane is carried over the NG-C interface between the gNB and the access and mobility management function UPF
b)
The C-plane is carried over the NG-C interface between the gNB and the access and mobility management function S-GW
c)
The C-plane is carried over the NG-C interface between the gNB and the access and mobility management function MME
d)
The C-plane is carried over the NG-C interface between the gNB and the access and mobility management function AMF
43.
Which are the slots dedicated for common plug-in units in AMIA Subrack ?
a)
B5 & B8
b)
B1 & B4
c)
B3 & B6
d)
C1 & C2
44.
Which MOC is used for for radio configuration, Synchronization and security ?
a)
ETHSVC
b)
MNL
c)
EQM
d)
TNL
45.
In RF sharing, in which mode radio units are operated ?
a)
Flexible
b)
Concurrent
c)
Non-concurrent
d)
Dedicated
46.
Which of the following statement is TRUE about synchronization in FHGW ?
a)
FHGW can be synchronized from GNSS receiver and operates in Phase sync mode only
b)
There is no need of synchronization
c)
FHGW can be synhronized via eCPRI
d)
FHGW can get synchronization from vDUs
47.
Select the correct protocol name from the answer option between the new site and the PnP (Plug-in unit) Autoconnection Service in Netact ?
a)
NWI3
b)
NE3SWS
c)
NE3S
d)
Q3
48.
How many FHGW (Nokia airframe fronthaul Gateway) tri-mode Radio ports are there ?
a)
16
b)
24
c)
12
d)
18
49.
Which of the following Bands are supported by AYGE and AYGD GNSS receiver ?
a)
L1 + L5
b)
L1 only
c)
L2 + L6
d)
L5 + L2
50.
How many counters are needed to check eCPRI synchronization operations ?
a)
3
b)
4
c)
6
d)
5
51.
What does PTP clock class 6 indicates ?
a)
RAU is in free running mode
b)
RAU is in holdover mode
c)
RAU is in locked state, traceable to PRTC
d)
RAU is in Unlocked state and all cells are on air
52.
Which of the following statement is TRUE about synchronization in RF sharing on SRAN ?
a)
RF sharing require site level synchronization among BTS of different RATs
b)
No need of synchronization
c)
Radio module will get synchronization from GNSS receiver directly
d)
All RATs on single SBTS are synchronized from common clock
53.
Which of the following technology can be allocated to ABIA in primary core or secondary core ?
a)
5G
b)
GSM
c)
LTE
d)
WCDMA
54.
Which of the following is NOT part of Nokia's portfolio for mmWave ?
a)
Femto
b)
DAS
c)
mMIMO Integrated antenna
d)
Micro RRH
55.
What is the frequency range considered for cmWave ?
a)
Above 6 GHz
b)
Between 30 GHz and 100 GHz
c)
Between 3 GHz and 30 GHz
d)
Below 6 GHz
56.
For cells to be served by BBPool#1, Radio Units should be connected to which ABIO ports ?
a)
RF7-RF9
b)
RF4-RF9
c)
RF1-RF3
d)
RF1-RF6
57.
What is the number of TxRX paths of the AQQL ?
a)
8
b)
16
c)
64
d)
32
58.
What is the number of TxRX paths of the AQQQ ?
a)
16
b)
32
c)
8
d)
64
59.
For cells to be served by BBPool#2, Radio Units should be connected to which ABIO ports ?
a)
RF4-RF9
b)
RF1-RF3
c)
RF7-RF9
d)
RF1-RF6
60.
Which of the following is the transport channel used to signal capacity request messages ?
a)
BCH
b)
UL-SCH
c)
PCH
d)
RACH
61.
Which of the following is CORRECT statement regarding 5G non-standalone option 3x deployment ?
a)
Only the secondary node (gNB) has a control plane connection to the core network
b)
Only the master node (eNB) has a control plane connection to the core network
c)
Only the secondary node (eNB) has a control plane connection to the core network
d)
Only the master node (gNB) has a control plane connection to the core network
62.
How the logical channels can be classified from below options ?
a)
Transport and Control Channels
b)
Physical and Control Channels
c)
Data and Control Channels
d)
Traffic and Control Channels
63.
The UE is connected to the RAN with which interface ?
a)
NG
b)
S1
c)
Uu
d)
Xn
64.
Which of the following is interface is NOT used in 5G non-standalone option 3x deployment ?
a)
NG-C
b)
S1-C
c)
X2-U
d)
X2-C
65.
Which synchronization is used in GSM, if DFCA is enabled ?
a)
Phase synchronization
b)
Frequency synchronization
c)
2.048 MHz
d)
1PPS - TOD
66.
How does GSM specific measurement data is collected on SRAN site ?
a)
Directly sent to Netact via Ne3S interface
b)
Data is sent to OMS for aggregation and then transferred to Netact
c)
Measurement data are collected by BSC and BSC send measurement files to Netact via Q3 interface
d)
Measurement data is stored inside the BTS
67.
In 22SR2 which of the following statement is TRUE about FHGW ?
a)
It passes CPRI traffic from LTE RU to LTE BBU with conversion
b)
It is deployed as Nokia cloud RAN e2e solution using classical BTS also
c)
It can be deployed as a CPRI-eCPRI converter or as an eCPRI Ethernet Switch
d)
It works in both switch and converter mode simultaneously
68.
What is the number of TxRx paths of the AEQP ?
a)
4
b)
32
c)
64
d)
8
69.
In CB007329: SBTS multi-RAT site compositions including ABIO/N and ABIL, which combination is not allowed in AirScale full rack ?
a)
ASIL+ASIL
b)
ASIB+ASIK
c)
ASIB+ASIA
d)
ASIB+ASIB
70.
What is the frequency range considered for mmWave ?
a)
Above 6 GHz
b)
Between 30 GHz and 100 GHz
c)
Between 3 GHz and 30 GHz
d)
Below 6 GHz
71.
What is the number of TxRx paths of the AQQY when used in split mode ?
a)
2*32T32R
b)
2*8T8R
c)
2*16T16R
d)
Does not allow split mode
72.
What is the first SW release to allow one step system upgrade to 22R2-SR, meaning without the need of an intermediate SW version ?
a)
22R1-SR/22R1-5G
b)
SRAN21A/5G21A
c)
SRAN21B/5G21B
d)
SRAN20B/5G20B
73.
What are the implications for cell deployment, if BBMOD:bbmodBoardConfigType is set auto (0)?
a)
Only cells with the same RAT can be deployed on ABIO
b)
Cells from different RAT and duplex mode can be deployed on ABIO
c)
Cells from different duplex mode can be deployed on ABIO
d)
Only cells with the same RAT and duplex mode can be deployed on ABIO
74.
For feature CB007170 UMTS flexible bandwidth, which of the folowing module is NOT supported ?
a)
AHHB
b)
AHGA
c)
AHIB
d)
AHFB
75.
In 5G standalone architecture in option 2, what is the interface between gNB and AMF ?
a)
NG-C
b)
X2-U
c)
S1-U
d)
NG-U
76.
Which of the following is the physical channel used for UL traffic channel reservation ?
a)
PUCCH
b)
RACH
c)
PUSCH
d)
PRACH
77.
Which interface connects the gNB to the S-GW ?
a)
X2-C
b)
S1-U
c)
X2-U
d)
S1-C
78.
Which is the recommended option for mandatory parameters in Plug and Play. Option 1a: PnP with DHCP. Option 1b: PnP with DHCP less using jamura. Option 2: Using wifi box and mobile device. Option 3: PnP with DHCP less using handheld device or PC
a)
Option 2 & Option 3
b)
Option 1a & Option 1b
c)
Option 1a & Option 3
d)
Option 1a & Option 2
79.
What is the default value of PTP domain number in RU ?
a)
255
b)
0
c)
100
d)
1
80.
For which capacity units the parameter BBMOD:bbmodBoardConfigType is available ?
a)
ABIO
b)
All capacity units
c)
ABIL
d)
ABIA
81.
For SCF offline conversion in 22R2-SR, which of the following convertion path is not supported ?
a)
5G21B to 22R2-SR
b)
SBTS20B to 22R2-SR
c)
SBTS21A to 22R2-SR
d)
SBTS21B to 22R2-SR
82.
Which of the following protocol is used for S1 bearer management ?
a)
S1-U
b)
X2-C
c)
X2-U
d)
S1-C
100 %
