Chapter 20: Digital Image Processing
2025/2026 Exam Questions and
Corresponding Answers with Surety of
100% Pass Mark
With the discovery of__ __ in the 1970s, radiology began its early entry into
the digital world - 🧠 ANSWER ✔✔Computed tomography
Created the concept of electronic data sets for medical images - 🧠
ANSWER ✔✔Computed tomography
Digital radiography imaging systems replace traditional film with a - 🧠
ANSWER ✔✔Reusable detector
What are the two types of digital radiography imaging systems? - 🧠
ANSWER ✔✔Computed radiography and digital radiography
Use a photostimulable storage phosphor imaging plate - 🧠 ANSWER
✔✔Computed radiography
1
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,once the psp is exposed, the cassette - 🧠 ANSWER ✔✔Is taken to a reader
to process the plate and create the image
With CR, there is a two step process because - 🧠 ANSWER ✔✔The
radiographer must move the detector between image acquisition and
display
Typically have the detector and reader that are a permanent part of a table
or wall unit - 🧠 ANSWER ✔✔Digital radiography
Cassette is not needed - 🧠 ANSWER ✔✔DR
The image is acquired and sent directly to the display monitor, without the
need for the radiographer to physically move the detector for the image to
be processed - 🧠 ANSWER ✔✔DR
Is faster and more efficient at creating images - 🧠 ANSWER ✔✔DR
Providence hospital has __ radiography - 🧠 ANSWER ✔✔Computed
DR systems can be categorized as - 🧠 ANSWER ✔✔Direct or indirect
conversion
Use a two-part process involving a scintillator and a photodetector - 🧠
ANSWER ✔✔Indirect conversion
2
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, Converts incoming X-ray photons to light - 🧠 ANSWER ✔✔scintillator
Converts light into an electrical signal - 🧠 ANSWER ✔✔Photodetector
One standard that has been central to the development of modern
radiological imaging is the - 🧠 ANSWER ✔✔DICOM - Digital Imaging and
Communication in Medicine
What does the Radiological imaging community prefer DICOM? - 🧠
ANSWER ✔✔To ensure that all equipment from all manufacture who
choose to adhere to the standard is speaking the same computer language
that can be understood across manufacturer and device lines
What is a digital image? - 🧠 ANSWER ✔✔Has been converted into
numerical values for transmission or processing
The electronic devices that produce radiographic images, - 🧠 ANSWER
✔✔By design produce analog signals
What does analog signals consists of? - 🧠 ANSWER ✔✔A series of voltage
fluctuations on a continuous waveform with infinite values between an
upper and lower value
Computers operate using a ____ language. - 🧠 ANSWER ✔✔binary
3
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2025/2026 Exam Questions and
Corresponding Answers with Surety of
100% Pass Mark
With the discovery of__ __ in the 1970s, radiology began its early entry into
the digital world - 🧠 ANSWER ✔✔Computed tomography
Created the concept of electronic data sets for medical images - 🧠
ANSWER ✔✔Computed tomography
Digital radiography imaging systems replace traditional film with a - 🧠
ANSWER ✔✔Reusable detector
What are the two types of digital radiography imaging systems? - 🧠
ANSWER ✔✔Computed radiography and digital radiography
Use a photostimulable storage phosphor imaging plate - 🧠 ANSWER
✔✔Computed radiography
1
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
,once the psp is exposed, the cassette - 🧠 ANSWER ✔✔Is taken to a reader
to process the plate and create the image
With CR, there is a two step process because - 🧠 ANSWER ✔✔The
radiographer must move the detector between image acquisition and
display
Typically have the detector and reader that are a permanent part of a table
or wall unit - 🧠 ANSWER ✔✔Digital radiography
Cassette is not needed - 🧠 ANSWER ✔✔DR
The image is acquired and sent directly to the display monitor, without the
need for the radiographer to physically move the detector for the image to
be processed - 🧠 ANSWER ✔✔DR
Is faster and more efficient at creating images - 🧠 ANSWER ✔✔DR
Providence hospital has __ radiography - 🧠 ANSWER ✔✔Computed
DR systems can be categorized as - 🧠 ANSWER ✔✔Direct or indirect
conversion
Use a two-part process involving a scintillator and a photodetector - 🧠
ANSWER ✔✔Indirect conversion
2
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
, Converts incoming X-ray photons to light - 🧠 ANSWER ✔✔scintillator
Converts light into an electrical signal - 🧠 ANSWER ✔✔Photodetector
One standard that has been central to the development of modern
radiological imaging is the - 🧠 ANSWER ✔✔DICOM - Digital Imaging and
Communication in Medicine
What does the Radiological imaging community prefer DICOM? - 🧠
ANSWER ✔✔To ensure that all equipment from all manufacture who
choose to adhere to the standard is speaking the same computer language
that can be understood across manufacturer and device lines
What is a digital image? - 🧠 ANSWER ✔✔Has been converted into
numerical values for transmission or processing
The electronic devices that produce radiographic images, - 🧠 ANSWER
✔✔By design produce analog signals
What does analog signals consists of? - 🧠 ANSWER ✔✔A series of voltage
fluctuations on a continuous waveform with infinite values between an
upper and lower value
Computers operate using a ____ language. - 🧠 ANSWER ✔✔binary
3
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
