Free Printable 5G and LTE Quiz

1.

4G evolved from which previous generation?

a)

2G

b)

3G

c)

1G

d)

5G

2.

EPC stands for:

a)

Enhanced Protocol Channel

b)

Evolved Packet Core

c)

Extended Packet Coding

d)

Elastic Packet Controller

3.

Which base station is used in LTE?

a)

BTS

b)

eNodeB

c)

gNodeB

d)

NodeB

4.

Which component handles user authentication?

a)

SGW

b)

PGW

c)

MME

d)

HLR

5.

Which procedure performs IP allocation?

a)

Paging

b)

Bearer setup

c)

Attach

d)

Handover

6.

The interface between eNodeB and MME is:

a)

X2

b)

S1

c)

S5

d)

Gn

7.

Which process ensures smooth movement between eNodeBs?

a)

Paging

b)

Handover

c)

Attach

d)

TAU

8.

X2 interface is used for:

a)

Core to core communication

b)

eNodeB to eNodeB

c)

UE to eNodeB

d)

SGW to PGW

9.

Which protocol handles encryption?

a)

MAC

b)

RLC

c)

PDCP

d)

PHY

10.

Which layer segments data into smaller units?

a)

PDCP

b)

RLC

c)

NAS

d)

IP

11.

Which layer handles scheduling?

a)

RLC

b)

MAC

c)

PDCP

d)

NAS

12.

PHY layer is responsible for:

a)

Routing

b)

Physical transmission

c)

Encryption

d)

IP allocation

13.

Which supports OFDMA in downlink?

a)

UMTS

b)

LTE

c)

GSM

d)

Bluetooth

14.

Which LTE channel carries user data?

a)

Control plane

b)

User plane

c)

RRC

d)

Random access channel

15.

SGW is responsible for:

a)

Internet access

b)

Mobility anchoring

c)

Authentication

d)

Paging

16.

PGW provides:

a)

SIM authentication

b)

Internet connectivity

c)

Scheduling

d)

Encryption

17.

Which stores subscriber information?

a)

MME

b)

SGW

c)

HSS

d)

SGSN

18.

Bearer is used to provide:

a)

RF tuning

b)

QoS to user data

c)

Paging

d)

Encryption only

19.

EPS stands for:

a)

Enhanced Packet System

b)

Evolved Packet System

c)

Enhanced Protocol Service

d)

None

20.

Which initiates Attach request?

a)

SGW

b)

UE

c)

MME

d)

eNodeB

21.

Which performs ciphering?

a)

RLC

b)

PDCP

c)

MAC

d)

PHY

22.

Which interface links SGW and PGW?

a)

S1

b)

S5/S8

c)

S6a

d)

X2

23.

Which type of handover is faster?

a)

S1

b)

X2

c)

UE-based

d)

Inter-frequency

24.

What is used for packet forwarding?

a)

HSS

b)

SGW

c)

PDCP

d)

RLC

25.

Which is NOT a core component?

a)

PGW

b)

MME

c)

eNodeB

d)

SGW

26.

LTE uses which modulation in uplink?

a)

OFDMA

b)

SC-FDMA

c)

CDMA

d)

FSK

27.

Which plane carries control information?

a)

User plane

b)

Control plane

c)

MAC plane

d)

NAS plane

28.

Which handles mobility management?

a)

SGW

b)

MME

c)

PGW

d)

PDCP

29.

Radio resource control is done by:

a)

RRC

b)

MAC

c)

PDCP

d)

RLC

30.

Which improves spectral efficiency?

a)

AM

b)

OFDMA

c)

TDMA

d)

ASK

31.

Which configuration provides low latency?

a)

Circuit switching

b)

Packet switching

c)

FM switching

d)

Frequency reuse

32.

Which mainly handles NAS signaling?

a)

MME

b)

SGW

c)

PGW

d)

eNodeB

33.

Which technique reduces interference?

a)

OFDMA

b)

TDMA

c)

CDMA

d)

AM

34.

RLC in AM mode supports:

a)

No retransmission

b)

Error correction

c)

IP routing

d)

Paging

35.

Which has highest data rate?

a)

GSM

b)

UMTS

c)

LTE

d)

Analog systems

36.

Attach procedure results in:

a)

New bearer creation

b)

Ciphering

c)

Paging

d)

X2 handover

37.

Which assigns IP to UE?

a)

SGW

b)

PGW

c)

MME

d)

HSS

38.

Which radio interface is used in LTE?

a)

NR

b)

Uu

c)

S1

d)

Gn

39.

The LTE architecture is:

a)

Circuit-switched

b)

All-IP

c)

Analog

d)

Hybrid

40.

Which ensures QoS?

a)

RLC

b)

Bearer

c)

IP

d)

RRC

41.

Which base station does 5G use?

a)

eNodeB

b)

gNodeB

c)

NodeB

d)

BTS

42.

Which deployment uses 4G core with 5G NR?

a)

SA

b)

NSA

c)

Macro-only

d)

Small cell only

43.

5G Core is also known as:

a)

EPC

b)

5GC

c)

NG-RAN

d)

IMS

44.

5G uses which waveform?

a)

OFDM

b)

CDMA

c)

FSK

d)

AM

45.

Which is NOT a 5G use case?

a)

eMBB

b)

URLLC

c)

mMTC

d)

FDMA

46.

Which 5G use case supports high data rate?

a)

URLLC

b)

eMBB

c)

mMTC

d)

None

47.

Which use case supports massive IoT?

a)

URLLC

b)

eMBB

c)

mMTC

d)

CDMA

48.

Which provides ultra-low latency?

a)

mMTC

b)

URLLC

c)

eMBB

d)

GSM

49.

Which antenna technology does 5G use?

a)

Single antenna

b)

Massive MIMO

c)

Passive MIMO

d)

Diversity only

50.

Beamforming helps in:

a)

Reducing bandwidth

b)

Directing signals

c)

Increasing noise

d)

Lowering efficiency

51.

mmWave operates in:

a)

1–3 GHz

b)

24–100 GHz

c)

700 MHz

d)

6 GHz

52.

mmWave limitation is:

a)

High speed

b)

Poor penetration

c)

Huge coverage

d)

No bandwidth

53.

Which cells support mmWave?

a)

Macro cells

b)

Small cells

c)

Rural towers

d)

Satellite

54.

Network slicing allows:

a)

Same network for all users

b)

Virtual networks per service

c)

Analog channels

d)

No QoS change

55.

Which function manages sessions?

a)

AMF

b)

SMF

c)

UPF

d)

UDM

56.

Which is responsible for fast packet routing?

a)

AMF

b)

SMF

c)

UPF

d)

PGW

57.

Which ensures device mobility management?

a)

AMF

b)

SMF

c)

UPF

d)

MAC

58.

Which technology separates control and forwarding plane?

a)

NFV

b)

SDN

c)

MIMO

d)

OFDM

59.

NFV virtualizes:

a)

Hardware network functions

b)

Radio spectrum

c)

Optical fibers

d)

MIMO beams

60.

Which assists in edge deployment?

a)

MEC

b)

FM

c)

RRC

d)

HSS

61.

Which frequency band provides widest coverage?

a)

mmWave

b)

Sub-6 GHz

c)

Wi-Fi band

d)

Satellite band

62.

Beamforming is used to:

a)

Expand noise

b)

Improve signal direction

c)

Reduce speed

d)

Disable MIMO

63.

Massive MIMO increases:

a)

Battery life

b)

Capacity

c)

Delay

d)

Ping time

64.

5G SA means:

a)

Standalone architecture

b)

Shared access

c)

Split architecture

d)

Satellite access

65.

5G coding includes:

a)

Convolutional

b)

Polar codes

c)

AM modulation

d)

No codes

66.

5G numerology refers to:

a)

Antenna count

b)

Subcarrier spacing

c)

Coding types

d)

QoS class

67.

Which is used for DL in 5G?

a)

SC-FDMA

b)

OFDM

c)

CDMA

d)

FSK

68.

Which manages UE registration?

a)

SMF

b)

AMF

c)

UPF

d)

PGW

69.

Which ensures enhanced mobile broadband?

a)

mMTC

b)

URLLC

c)

eMBB

d)

IMS

70.

Which 5G feature reduces core load?

a)

Edge computing

b)

Handover

c)

Paging

d)

Modulation

71.

Which spectrum provides highest speed?

a)

Low band

b)

Mid band

c)

mmWave

d)

AM band

72.

Which interface connects gNodeB to 5G core?

a)

Xn

b)

NG

c)

S1

d)

Gn

73.

Which 5G core function routes user data?

a)

SMF

b)

UPF

c)

AMF

d)

HSS

74.

Which provides ultra-reliability in 5G?

a)

eMBB

b)

URLLC

c)

mMTC

d)

CDMA

75.

5G uses which duplexing?

a)

TDD only

b)

FDD only

c)

Both TDD & FDD

d)

None

76.

Which helps achieve low latency?

a)

Long distance towers

b)

Edge computing

c)

FM signals

d)

Paging

77.

AI in 5G helps:

a)

Lower modulation

b)

Optimize network operation

c)

Remove SIM cards

d)

Eliminate base stations

78.

Which can isolate network faults?

a)

NFV

b)

Slicing

c)

RLC

d)

PHY

79.

Which 5G service supports millions of IoT devices?

a)

eMBB

b)

URLLC

c)

mMTC

d)

GSM

80.

Which band is best for rural 5G?

a)

mmWave

b)

Sub-1 GHz

c)

6 GHz

d)

24 GHz

81.

Which reduces interference?

a)

Frequency reuse

b)

Beamforming

c)

MAC scheduling

d)

RRC

82.

Which increases spectral efficiency?

a)

TDMA

b)

Massive MIMO

c)

AM modulation

d)

HSS

83.

Which connects small cells?

a)

SDN

b)

Fiber backhaul

c)

Wi-Fi only

d)

Coax cable

84.

Which gives highest capacity?

a)

Macro cells

b)

Small cells

c)

Satellites

d)

GSM towers

85.

Which is introduced in 5G?

a)

Polar codes

b)

AM signals

c)

CDMA

d)

GPRS

86.

Which protocol manages radio?

a)

RRC

b)

SMF

c)

UPF

d)

PDCP

87.

Which enables multi-gigabit speeds?

a)

QPSK

b)

Massive MIMO

c)

AM

d)

SC-FDMA

88.

Which identifies a subscriber?

a)

MAC

b)

IMSI

c)

CRC

d)

IP header

89.

Which supports ultrafast data routing?

a)

RRC

b)

UPF

c)

SMF

d)

PDCP

90.

Which allows multiple independent virtual networks?

a)

Duplexing

b)

Network slicing

c)

Paging

d)

Handover

5G and LTE Quiz

Total questions: 90

Worksheet time: 45mins

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