EVITP Communication and Networking Systems 2

Question 1

What is the primary role of a VPN in an EVSE network architecture?

Accepted Answer

Provide secure encrypted communication between EVSE and back-end systems

Answer

Control the physical power output to the vehicle

Answer

Increase charging session throughput

Answer

Replace the need for OCPP in managed networks

Question 2

Which network protocol automatically assigns IP addresses to EVSE units on a network?

Accepted Answer

DHCP

Answer

DNS

Answer

FTP

Answer

HTTP

Question 3

In the context of EV charging networks, what does 'roaming' mean?

Accepted Answer

Using a charging station from one network while authenticated through another

Answer

Moving an EV charger to a different physical location

Answer

Switching between AC and DC charging modes during a session

Answer

Driving an EV across state lines

Question 4

The OCPI (Open Charge Point Interface) protocol is primarily designed for:

Accepted Answer

Enabling roaming between different EV charging networks

Answer

Monitoring EV battery state of health

Answer

Configuring circuit breaker trip settings

Answer

Physical installation procedures at EVSE sites

Question 5

What cybersecurity practice is most essential for protecting EVSE data transmitted over public networks?

Accepted Answer

TLS/SSL encryption for all communications

Answer

Using unencrypted HTTP connections for faster speed

Answer

Sharing credentials between stations for easy management

Answer

Disabling all remote monitoring to prevent intrusion

Question 6

What does 'Plug & Charge' functionality primarily require to work correctly?

Accepted Answer

A secure communication protocol between the vehicle and EVSE

Answer

A separate RFID card presented at each session

Answer

Manual billing entry at a payment kiosk after charging

Answer

A dedicated proprietary smartphone app

Question 7

What is the primary purpose of a back-office system in EVSE network management?

Accepted Answer

To handle billing, session management, and remote station monitoring

Answer

To physically connect charging cables to vehicles

Answer

To generate AC power for the charging stations

Answer

To install electrical conduit at charging sites