EPIC BRIDGES FINAL PAPER 2026 COMPLETE
QUESTIONS AND ANSWERS
◉ Chronicles. Answer: contains all the information for a patient in
the form of records
◉ What are stored in the Event Queue, Data Queue, and Control
Queue. Answer: Event Queue: info needed to build a message (i.e.
patient ID, encounter date, type of message, etc.)
Data Queue: text of HL7 message and additional metadata
Control Queue: to-do list with instructions to send or file messages
stored in the Data Queue
◉ What are two ways that interface messages are sent and received.
Answer: TCP/IP with an interface engine is the most common.
Interconnect is used for HTTPS or other communication outside
your local network
,◉ What does it mean for an interface to process a message?.
Answer: the incoming interface's Filer Daemon tries to find the
correct patient and file the data in the message into Chronicles
the outgoing interface's Event Daemon creates an HL7 message,
based on information in Chronicles, and sends it out through the
port defined in the Comm Daemon.
◉ Are messages ever manually deleted from the Data Queue?.
Answer: No, never. They are purged only by an automated purge job.
◉ Communication Status (Interface Monitor Column). Answer:
whether the comm daemon is stopped or running
◉ Total Recv'd/Sent (Interface Monitor Column). Answer: total
number of messages sent (outgoing) or received (incoming)
i.e. count
◉ Last Recv'd/Sent (Interface Monitor Column). Answer: Number of
the Last message sent (outgoing) or received (incoming)
i.e. message number
, ◉ Time since last message( Interface Monitor Column). Answer:
Elapsed time since a message was last sent (for an outgoing
interface) or received (for an incoming interface)
◉ Queued Messages (Interface Monitor Column). Answer: number
of messages waiting to be sent (outgoing) or processed (incoming)
◉ Queued Events (Interface Monitor Column). Answer: number of
events waiting to be processed from the Event Queue (outgoing
only)
◉ Waiting Messages (Interface Monitor Column). Answer: Number
of messages waiting to be processed from the Holding Queue
◉ Filer/Event Status (Interface Monitor Column). Answer: Whether
the Event Daemon (outgoing) or Filer Daemon (incoming) is
stopped or running
◉ Background Monitor. Answer: takes care of many tasks including
determining whether interfaces are running
◉ Interface Monitor Definition. Answer: Allows you to specify which
interfaces should be displayed in the Interface Monitor activity
QUESTIONS AND ANSWERS
◉ Chronicles. Answer: contains all the information for a patient in
the form of records
◉ What are stored in the Event Queue, Data Queue, and Control
Queue. Answer: Event Queue: info needed to build a message (i.e.
patient ID, encounter date, type of message, etc.)
Data Queue: text of HL7 message and additional metadata
Control Queue: to-do list with instructions to send or file messages
stored in the Data Queue
◉ What are two ways that interface messages are sent and received.
Answer: TCP/IP with an interface engine is the most common.
Interconnect is used for HTTPS or other communication outside
your local network
,◉ What does it mean for an interface to process a message?.
Answer: the incoming interface's Filer Daemon tries to find the
correct patient and file the data in the message into Chronicles
the outgoing interface's Event Daemon creates an HL7 message,
based on information in Chronicles, and sends it out through the
port defined in the Comm Daemon.
◉ Are messages ever manually deleted from the Data Queue?.
Answer: No, never. They are purged only by an automated purge job.
◉ Communication Status (Interface Monitor Column). Answer:
whether the comm daemon is stopped or running
◉ Total Recv'd/Sent (Interface Monitor Column). Answer: total
number of messages sent (outgoing) or received (incoming)
i.e. count
◉ Last Recv'd/Sent (Interface Monitor Column). Answer: Number of
the Last message sent (outgoing) or received (incoming)
i.e. message number
, ◉ Time since last message( Interface Monitor Column). Answer:
Elapsed time since a message was last sent (for an outgoing
interface) or received (for an incoming interface)
◉ Queued Messages (Interface Monitor Column). Answer: number
of messages waiting to be sent (outgoing) or processed (incoming)
◉ Queued Events (Interface Monitor Column). Answer: number of
events waiting to be processed from the Event Queue (outgoing
only)
◉ Waiting Messages (Interface Monitor Column). Answer: Number
of messages waiting to be processed from the Holding Queue
◉ Filer/Event Status (Interface Monitor Column). Answer: Whether
the Event Daemon (outgoing) or Filer Daemon (incoming) is
stopped or running
◉ Background Monitor. Answer: takes care of many tasks including
determining whether interfaces are running
◉ Interface Monitor Definition. Answer: Allows you to specify which
interfaces should be displayed in the Interface Monitor activity
