CTE CTE Emerging Technologies & Innovation

Question 1

Which generation of wireless technology introduced network slicing as a core capability to support diverse use cases such as eMBB, URLLC, and mMTC?

Accepted Answer

5G NR

Answer

4G LTE Advanced

Answer

3G UMTS

Answer

Wi-Fi 6

Question 2

In the context of IoT deployments in US telecom networks, what does NB-IoT stand for?

Accepted Answer

Narrowband Internet of Things

Answer

Network-Based Internet of Things

Answer

Next-gen Broadband IoT

Answer

Node-Based IoT

Question 3

What is the primary role of Multi-access Edge Computing (MEC) in modern telecommunications networks?

Accepted Answer

Moving compute and storage resources closer to the network edge to reduce latency

Answer

Centralizing all compute in a single national data center

Answer

Replacing core network functions with cloud-only infrastructure

Answer

Eliminating the need for fiber backhaul

Question 4

Which Open RAN (O-RAN) interface connects the RU (Radio Unit) to the DU (Distributed Unit) in a disaggregated 5G radio architecture?

Accepted Answer

Fronthaul (eCPRI)

Answer

F1 interface

Answer

E2 interface

Answer

Xn interface

Question 5

A CTE is evaluating AI-driven network operations (AIOps) for a US carrier. Which primary benefit justifies the investment in AIOps for fault management?

Accepted Answer

Predictive anomaly detection to resolve issues before customer impact

Answer

Replacing all NOC staff immediately

Answer

Eliminating the need for network monitoring tools

Answer

Reducing spectrum licensing fees

Question 6

What is a digital twin in the context of telecommunications network management?

Accepted Answer

A virtual replica of a physical network used for simulation and testing

Answer

A backup physical network running in parallel

Answer

A duplicate SIM card assigned to a subscriber

Answer

A redundant fiber path for failover