front 1 Wireless connections require all except which one of the following? | back 1 Physical cabling |
front 2 In a bus network | back 2 Signals are broadcast in both directions to the entire network |
front 3 Which term describes the technology that allows a film to be digitized and then analyzed by a computer to alert the radiologist of possible questionable areas on a radiograph? | back 3 CAD |
front 4 Which of the following are common uses of images? 1. Backup 2. Legal Cases 3. Outside physicians | back 4 1, 2, and 3 |
front 5 Which of the following would be considered advantages of a client/server-based system? 1. Any image can be seen anywhere without interventions. 2. Even if the archive goes down, images can still be see at all workstations. 3. Only one person can open a study with the intent to read it, and others will be told that the study is being read by someone else. | back 5 1 and 3 |
front 6 The place where records or documents are preserved for historic purposes is the | back 6 archive |
front 7 Which device scans an analog film and produces numeric signals based on the appearance of the film? | back 7 Film digitizer |
front 8 A network switch | back 8 sends data only to data-directed devices |
front 9 Reading images on a computer screen is known as _____ reporting. | back 9 soft copy |
front 10 The almost universally accepted standard for exchanging medical images is known as: | back 10 DICOM |
front 11 All of the following are common SCSI devices except the | back 11 modem |
front 12 A computer network that spans a large area such as a city, state, nation, or continent is known as a | back 12 WAN |
front 13 In which network type is each computer on the network considered equal? | back 13 Peer to peer |
front 14 Which of the following are considered PACS architecture? 1. Distributed system 2. Client/server-based system 3. Web-based system | back 14 1, 2, and 3 |
front 15 Which component of the archive consists of the physical storage devices? | back 15 Image storer archive server? |
front 16 Which of the following describes a thin-client computer? | back 16 Any computer that needs a server for task completion |
front 17 How many bits make up four bytes? | back 17 32 |
front 18 Which advanced function is used most often in computed tomography to visualize contrast medium-filled vessels separate from the surrounding tissues? | back 18 MIP |
front 19 DICOM was considered better than previous exchange mechanisms for all but which one of the following? | back 19 It did not require a conformance system |
front 20 A square table of numbers that represents the intensity to be displayed on the monitor is a | back 20 matrix |
front 21 A network that uses a central computer that sends the entire original resource to the client is known as a | back 21 server-based network |
front 22 The information storage capacity of a DVD is _____ times more than that of a CD. | back 22 7 |
front 23 The network layer breaks up data and | back 23 decides which network path to take |
front 24 Which function represents the range of gray values that are being viewed on the monitor? | back 24 Window |
front 25 Ethernet protocol performs at the _____ layer | back 25 physical |
front 26 In which RAID level are all data striped across all connected disks and error correction (parity) is contained on one disk? | back 26 RAID 3 |
front 27 What factors might be used when determining the best type of monitor for each workstation? 1. Resolution 2. Size 3. Monitor orientation | back 27 1, 2, and 3 |
front 28 Which term best describes a basic picture element on a display? | back 28 Pixel |
front 29 In which RAID level are all data mirrored on two disks? | back 29 RAID 1 |
front 30 The microprocessor uses the BIOS during | back 30 boot-up process |
front 31 Dry imager film is more sensitive to what in comparison to conventional film? 1. Heat 2. Cold 3. Humidity | back 31 1 and 3 |
front 32 If the number of _____ increases on a monitor, resolution _____ | back 32 pixels; improves |
front 33 A PACS consits of: 1. image acquisition 2. display workstations 3. archive servers | back 33 1, 2, and 3 |
front 34 Most network interface cards plug directly into the | back 34 motherboard |
front 35 A connection device that can bring two or more networks together that speak the same language is known as a | back 35 bridge |
front 36 All of the following use buses that are found within the computer except the 1. SCSI 2. AGP 3. USB 4. PCI | back 36 All of them (known them) |
front 37 UNIX was developed by | back 37 Bell Laboratories |
front 38 Which is the most interactive part of a PACS? | back 38 Display workstation |
front 39 Two or more objects sharing resources and information or computers, terminals, and servers interconnected by communication channels is a definition of a | back 39 all of the above |
front 40 The part of DICOM that ensures that modalities can communicate with existing image-viewing devices is | back 40 conformance statement |
front 41 The fastest and most versatile port is the | back 41 SCSI port |
front 42 Which one of the following is not considered a type of computer found on a network? | back 42 Thick client |
front 43 What term is used to describe the reading of images outside of the hospital walls, generally at home or in remote locations? | back 43 Teleradiology |
front 44 The transport layer of the OSI model: | back 44 makes sure data packets are sequenced |
front 45 A universally accepted standard for exchanging medical imaging via a networked set of display workstations, archive, and imaging modalities is | back 45 DICOM |
front 46 Response rate refers to the amount of time it takes the crystal to go | back 46 from an off state to on and vice versa |
front 47 Which term is used to describe the process of transferring images to remote locations for reading by a radiologist? | back 47 Teleradiology |
front 48 The standard that oversees most computerized clinical and administrative data is known as | back 48 HL-7 |
front 49 The most common connection medium for a LAN is | back 49 twisted pair |
front 50 Which advanced function uses a histogram-type graph to differentiate various structures using different colors that represent each of the intensities in the image? | back 50 VRT |
front 51 Which of the following are types of tape archive solutions? 1. DVD 2. DLT 3. AIT | back 51 2 and 3 |
front 52 The system that contains patient information, billing records, and inpatient orders is the | back 52 HIS |
front 53 What do dry imagers use to develop the image on the film? | back 53 Heat |
front 54 Lossy compression is used to | back 54 shrink file size |
front 55 Any computer that a health care worker uses to view a digital image is a(n) | back 55 display workstation |
front 56 All but _____ are commonly used mice. | back 56 Optomechanical Optical Mechanical |
front 57 Cable consisting of a center connecting wire surrounded by insulation and a grounded shield of braided wire is called | back 57 coaxial |
front 58 RAM is an acronym for _____ memory | back 58 random access |
front 59 All of the following are major operating systems except: | back 59 Hologic |
front 60 Which of the following would be considered advantages of a distributed system? 1. Any images can be seen anywhere without any interventions. 2. Even if the archive goes down, images can still be seen at all workstations. 3. The system is less dependent on the network for its speed. | back 60 2 and 3 |
front 61 Which function allows the user to move through a series of images frame by frame? | back 61 Cine |
front 62 The system clock uses a: | back 62 vibrating quartz crystal |
front 63 A server is | back 63 a computer that manages resources for other computers, servers, and networked devices. |
front 64 A level, layer, or division of something is known as a | back 64 tier |
front 65 The topology on which the internet is based is the | back 65 mesh |
front 66 Which of the following would be considered categories for display workstations? 1. Primary reading 2. Technologist QC 3. Archive server | back 66 1 and 2 |
front 67 A device that provides the interface between the computer and network is known as a | back 67 network interface card |
front 68 In which system architecture do the acquistion modalities send their images directly to a designated workstation? | back 68 Distributed workstation |
front 69 RIS is specific to | back 69 radiology |
front 70 The number of pixels contained on a display is known as | back 70 resolution |
front 71 Which of the following are common uses of a film digitizer? 1. Compare outside films 2. Computed aided diagnosis 3. Remote viewing of analog images | back 71 1, 2, and 3 |
front 72 The refresh rate controls the | back 72 flicker |
front 73 What metal is contained behind the outer layers of a DVD? | back 73 Gold |
front 74 Which of the following would be considered disadvantages of a distributed system? 1. There is a heavy reliance that the images are being sent to the correct locations. 2. The archive is considered a single point of failure 3. Each workstation has a different worklist | back 74 1 and 3 |
front 75 What term is used to describe a database that is running two identical databases simultaneously? | back 75 Mirrored |
front 76 Most modern keyboards connect to the back of the box using a _____ connection | back 76 PS/2 |
front 77 Which advanced function allows the user to put multiple images together into one single image, such as in a scoliosis series? | back 77 Stitching |
front 78 Which of the following would be considered categories of workstation functions? 1. Navigation 2. Image manipulation and enhancement 3. Image management | back 78 1, 2, and 3 |
front 79 Which function determines how images are displayed on the monitor? | back 79 Hanging protocols |
front 80 Real-time operating systems are commonly found on | back 80 modern x-ray equipment |
front 81 The acronym PACS stands for ______ system | back 81 picture archive and communication |
front 82 Which of the following are types of optical disks? 1. MOD 2.DLT 3. UDO | back 82 1 and 3 |
front 83 A film imager is also known as a film | back 83 printer |
front 84 Film digitizers use which of the following techologies to acquire digital images? 1. TFT 2. CCD 3. Laser | back 84 2 and 3 |
front 85 Which workstation is used to review images after acquisition but before being sent off for reporting? | back 85 Technologist QC |
front 86 A category of disk drives that uses two or more drives in combination for fault tolerance and performance is | back 86 RAID |
front 87 Which film digitizer uses a helium neon laser to convert the analog film image into a digital image? 1. Laser 2. CCD 3. TFT | back 87 1 only |
front 88 A parallel port sends _____ bit(s) of data through a connection compared with a serial port, which can send _____ bit(s) of data | back 88 8:1 |
front 89 Which of the following measurements are commonly found on a PACS workstation? 1. ROI 2. Distance 3. Angle | back 89 1, 2, and 3 |
front 90 Which function can be used to orient the image in the anatomic hanging position? | back 90 Flip and rotate |
front 91 The system that holds a specific patient's lab results, radiology reports, and physician notes is the: | back 91 EMR |
front 92 A database that keeps track of how the images are related and provides search capability is a | back 92 image manager |
front 93 A handheld personal organizer is an example of a _____ operating system. | back 93 single-user, single-task |
front 94 All of the following are used with a serial port except a: mouse modem keyboard | back 94 printer |
front 95 All mice connections are _____ type | back 95 serial |
front 96 In which RAID level are all data and error corrections (parity) striped across all connected disks? | back 96 RAID 5 |
front 97 Which of the following would be considered disadvantages of a client/server-based system? 1. The archive is considered a single point of failure 2. The system depends on the network 3. Each workstation has a different worklist | back 97 1 and 2 |
front 98 "Write once, read many" is represented by which of the following identifiers? | back 98 R |
front 99 Which advanced workstation function can reconstruct images into another plane? | back 99 MPR |
front 100 Any supplemental device connected to a PACS that performs a specific function is known as a | back 100 peripheral |