# RAN Planning | S.2.1 & S.2.1 Quiz

## Quiz by samehmohamed sheble

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15 questions
• Q1

The main radiating element in an antenna is

Antenna Tilt

Antenna Bracket

Antenna Array

Antenna Dipole

30s
• Q2

The antenna dipole size is function of

MIMO order

The operating frequency

Antenna vendor

N/A

30s
• Q3

Consider a dipole that operates at 900 MHz and its size = "X", compared to a dipole operates at 2100 MHz with size "Y"

N/A

X < Y

X > Y

X = Y

30s
• Q4

The antenna gain means

Power amplification

Antenna size

Antenna VSWR

Power directivity

30s
• Q5

Antenna gain unit is

dB

dBi

dBd

B & C are correct

30s
• Q6

Which of the below values is a common antenna gain for macro site antenna

2 dBi

10 dBm

17o

17 dBi

30s
• Q7

The most suitable polarization type for UE

Horizontal Polarization

Vertical Polarization

Circular Polarization

A & B

30s
• Q8

Consider a sector configured with 2 LTE cells operate at 700MHz and 2100MHz,A radio planner tries to align coverage of both cells (consider both are radiating with the same DL Transmission power/same antenna), which of the below tilting values that radio planner may consider to align both cells

L900 = 0o and L2100 = 0o

L900 = 6o and L2100 = 4o

L900 = 4o and L2100 = 6o

45s
• Q9

Consider an antenna "X" with H-beam width = 65o and antenna Y with H-beam width = 32o, which of those antennas is likely to have more gain

Y

X

30s
• Q10

What is Active Antenna Unit (AAU)

Antenna + Baseband Unit

Passive antenna that support MIMO

30s
• Q11

Multi-beam antennas (i.e. Penta-beam antenna) have several benefits, which of the below is considered as the most applicable scenario for a Penta beam

A

C

B

D

45s
• Q12

Ducting effect should be eliminated in all coverage scenarios ?

false
true
True or False
30s
• Q13

An RF signal may be affected by slow fading, what is a possible cause of this phenomenon ?

Multi-path effect

30s
• Q14

An RF signal may be affected by Fast Fading, what is a possible cause of this phenomenon ?

Multi-path effect

30s
• Q15

Free Space path loss is considered a

Deterministic propagation model

Empirical propagation model

30s

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