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DIGITAL RADIOGRAPHY AND PACS
QUESTIONS AND CORRECT
ANSWERS 2025/2026
Which radiographic image capture method uses chemical
development to produce the manifest image? - correct answer-
Film/screen radiography
Which company was the first to introduce PSP imaging commercially
in the United States? - correct answer- Fuji
Which radiographic image capture method uses an x-ray absorber
material coupled to a thin film transistor or a charge- coupled device
(CCD) to form the digital radiographic image? - correct answer- FPD
When x-rays strike a photostimulable phosphor material
is released. - correct answer- Light
The exposure latitude of digital projection radiography responds in a
manner. - correct answer- Linear
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The acronym PACS stands for which of the following terms: - correct
answer- Picture archiving and communication system
In what format must images be in so that they can be sent throughout
the image viewing system? - correct answer-
DICOM (Digital Imaging and Communications in Medicine)
T/F:Patient demographics are unimportant because the RIS will
automatically identify all digital images. - correct answer- False
T/F:Digitally placed anatomic markers can always be used to
determine the correct anatomic side of the patient. - correct
answer- False
T/F:Digital systems are less sensitive to scatter radiation than
film/screen systems. - correct answer- False
An image formed by recording a continuous changing signal is known
as: - correct answer- Analog
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The arrangement of pixels in rows and columns is known as: - correct
answer- Matrix
The amount of tissue included in the image is referred to as: - correct
answer- Field of view
The measurement of the radiation that was incident on the image
receptor for a particular exposure is known as: - correct answer-
Kind (indicated equivalent air kerma)
The difference between the actual exposure and the target exposure
is known as the: - correct answer- DI (deviation index)
Contrast resolution is a digital system's ability to: - correct
answer- Show small differences in gray levels
T/F: Dynamic range is the ability of a digital imaging system to
respond to varying levels of exposure. - correct answer- True
DIGITAL RADIOGRAPHY AND PACS
QUESTIONS AND CORRECT
ANSWERS 2025/2026
Which radiographic image capture method uses chemical
development to produce the manifest image? - correct answer-
Film/screen radiography
Which company was the first to introduce PSP imaging commercially
in the United States? - correct answer- Fuji
Which radiographic image capture method uses an x-ray absorber
material coupled to a thin film transistor or a charge- coupled device
(CCD) to form the digital radiographic image? - correct answer- FPD
When x-rays strike a photostimulable phosphor material
is released. - correct answer- Light
The exposure latitude of digital projection radiography responds in a
manner. - correct answer- Linear
,2 | Page
The acronym PACS stands for which of the following terms: - correct
answer- Picture archiving and communication system
In what format must images be in so that they can be sent throughout
the image viewing system? - correct answer-
DICOM (Digital Imaging and Communications in Medicine)
T/F:Patient demographics are unimportant because the RIS will
automatically identify all digital images. - correct answer- False
T/F:Digitally placed anatomic markers can always be used to
determine the correct anatomic side of the patient. - correct
answer- False
T/F:Digital systems are less sensitive to scatter radiation than
film/screen systems. - correct answer- False
An image formed by recording a continuous changing signal is known
as: - correct answer- Analog
, 3 | Page
The arrangement of pixels in rows and columns is known as: - correct
answer- Matrix
The amount of tissue included in the image is referred to as: - correct
answer- Field of view
The measurement of the radiation that was incident on the image
receptor for a particular exposure is known as: - correct answer-
Kind (indicated equivalent air kerma)
The difference between the actual exposure and the target exposure
is known as the: - correct answer- DI (deviation index)
Contrast resolution is a digital system's ability to: - correct
answer- Show small differences in gray levels
T/F: Dynamic range is the ability of a digital imaging system to
respond to varying levels of exposure. - correct answer- True
