Digital Imaging Exam
A network switch
sends data only to data-directed services
The transports layer of the OSI model
makes sure data packets are sequenced
The most common connection medium for a LAN is
Which of the following is NOT one of the 20 parts of the DICOM standards?
The network layer breaks up data and
decides which network path to take
The almost universally accepted standard for exchanging medical images is known as
DICOM was considered better than previous exchange mechanisms for all but which one of the following?
It did not require a conformance systems
The standard that oversees most computerized clinical and administrative data is known as
Which of the following describes a thin-client computer
Any computer that needs a server for task completion
The most fragile type of network connection is
Which term is used to describe when data are broken up into pieces and each disk receives a "piece" of the data?
The acronym for RAID is redundant
both a and c
Which of the following would be considered categories for display workstations?
1. Primary reading
2. Technologist QC
3. Archive server
1 and 2
Which workstations is used to review images after acquisition but before being sent off for reporting?
Which film digitizer uses fluorescent bulbs to aid in converting the analog film image into a digital image?
Which of the following are types of optical disks?
1 and 3
Which advanced function allows the user to put multiple images together into one single image, such as in a scoliosis series?
Any computer that a health care worker uses to view a digital image is a(n)
A category of disk drives that uses two or more drives in combination for fault tolerance and performance is
Which is the most interactive part of a PACS
The acronym PACS stands for _______ system.
picture archive and communication
Which function represents the range of gray values that are being viewed on the monitor?
Which picture archival and commonication system (PACS) component interfaces with the radiology information system and hospital information system?
A universally accepted standard for exchanging medical imaging via a networked set of display workstations, archive, and imaging modalities is
Which of the following information might be found in the DICOM header of an image
1. patient name
2. laboratory test results
3. ordering physician
1 and 3
In which RAID level are all data and error corrections (partily) striped across all connected disks?
Which advanced function uses a histogram-type graph to differentiate various structures using different colors that represent each of the intensities in the image?
Which part of the PACS houses all of the historic digitial image data along with the current digital data being generated by the modalities?
What term describes a company that provides outsourcing and management functions for pay-per-use charge?
Application service provider
Which component of the archive consists of the physical storage devices?
both a and b