CBET Healthcare IT and Networking 4

Question 1

A BIOMED technician notices that medical device telemetry data is dropping packets on the hospital Wi-Fi. Which QoS mechanism should be prioritized to ensure reliable transmission?

Accepted Answer

Weighted Fair Queuing (WFQ) with medical traffic class

Answer

Best-effort delivery

Answer

Spanning Tree Protocol

Answer

MAC address filtering

Question 2

Under HIPAA's Security Rule, which control specifically addresses ensuring that ePHI transmitted over a network cannot be improperly modified without detection?

Accepted Answer

Transmission integrity

Answer

Access control

Answer

Audit controls

Answer

Person authentication

Question 3

A hospital wants to segment its biomedical device network from the administrative network. Which technology accomplishes this at Layer 2?

Accepted Answer

VLAN (Virtual LAN)

Answer

NAT (Network Address Translation)

Answer

DNS (Domain Name System)

Answer

SNMP (Simple Network Management Protocol)

Question 4

Which encryption protocol is recommended by NIST for securing data transmitted between medical devices and hospital servers in 2024?

Accepted Answer

TLS 1.2 or higher

Answer

SSL 3.0

Answer

WEP

Answer

DES

Question 5

A biomedical device is assigned a static IP of 192.168.10.50/24. What is the broadcast address for this subnet?

Accepted Answer

192.168.10.255

Answer

192.168.10.0

Answer

192.168.10.1

Answer

192.168.10.254

Question 6

During a risk assessment of a networked infusion pump, the BIOMED technician identifies that the device uses Telnet for remote management. What is the primary security concern?

Accepted Answer

Telnet transmits data including credentials in plaintext

Answer

Telnet uses too much bandwidth

Answer

Telnet is incompatible with IPv6

Answer

Telnet cannot be used on medical networks

Question 7

A hospital's IDS generates an alert when a networked vital signs monitor begins scanning other IP addresses on the LAN. What type of attack does this behavior most likely indicate?

Accepted Answer

Lateral movement / network reconnaissance

Answer

Denial of Service (DoS)

Answer

Ransomware encryption

Answer

DNS poisoning