Which interface connects eNodeB to the EPC?

• X2

• S1

• Iu

• Gn

Smart is activating 3 L850 sectors in Ericsson area. What will be the value of feature per 5+5MHz?

• 2

• 3

• 4

• 6

Answer explanation

In a 5G city, engineers are deploying 3 sectors NR 2600 per site. What will be the value of feature per 5+5MHz?

• 18

• 12

• 6

• 3

What is an "IMSI catcher" attack?

• Stealing subscriber data via fake base stations

• Jamming 4G signals

• Overloading the EPC

• Hijacking VoLTE calls

The existing site has 3 pcs Radio 4415 B1_LTE units in the inventory. What is the Tx/Rx configuration of the site?

• 2T2R

• 4T4R

• 8T8R

• 32T32R

An existing site with L700 (1+1+0) and L1800 (1+1+0) has expansion scope of L2100 (1+1+0). In Huawei, how many additional licenses are needed to activate 3CC?

• 2

• 4

• 6

• 9

Answer explanation

What does "RRC" (Radio Resource Control) manage?

• Connection states (Idle/Connected)

• IP address allocation

• Voice call quality

• SIM authentication

Smart purchased a Huawei antenna with the model number AQU4518R12. How many ports does this antenna have?

• 4 ports

• 16 ports

• 8 ports

• 12 ports

Samsung Galaxy Watch Ultra is equipped with eSIM technology allowing it to connect to a cellular network. Looking at the specifications in GSM Arena, which LTE band on Smart is not compatible for this watch?

• 2300

• 2600

• 1800

• 2100

Beamforming directs signals using:

• Higher transmission power

• Phase-shifted antenna arrays

• Fiber-optic cables

• 4G fallback