RAD MIDTERM 1 TCDHA PRACTICE EXAMINATION 2026
QUESTIONS WITH ANSWERS GRADED A+
● Windowing. Answer: Image manipulation
● Window Width. Answer: Contrast control
● Window Level. Answer: Brightness control
● Histogram. Answer: Exposure distribution
● Histogram Analysis. Answer: Exposure evaluation
● Look-Up Table. Answer: LUT gray scale mapping
● Image Processing. Answer: Post-acquisition manipulation
● Edge Enhancement. Answer: Sharpness improvement
● Smoothing. Answer: Noise reduction
● Noise. Answer: Random variation
● Quantum Noise. Answer: Photon fluctuation
● Electronic Noise. Answer: System interference
● Signal-to-Noise Ratio. Answer: SNR quality measure
● Detective Quantum Efficiency. Answer: DQE detector performance
● Modulation Transfer Function. Answer: MTF resolution measure
● Contrast Resolution. Answer: Low-contrast detectability
● Spatial Frequency. Answer: Line pairs per millimeter
● PACS. Answer: Picture archiving communication system
● DICOM. Answer: Digital imaging communications
QUESTIONS WITH ANSWERS GRADED A+
● Windowing. Answer: Image manipulation
● Window Width. Answer: Contrast control
● Window Level. Answer: Brightness control
● Histogram. Answer: Exposure distribution
● Histogram Analysis. Answer: Exposure evaluation
● Look-Up Table. Answer: LUT gray scale mapping
● Image Processing. Answer: Post-acquisition manipulation
● Edge Enhancement. Answer: Sharpness improvement
● Smoothing. Answer: Noise reduction
● Noise. Answer: Random variation
● Quantum Noise. Answer: Photon fluctuation
● Electronic Noise. Answer: System interference
● Signal-to-Noise Ratio. Answer: SNR quality measure
● Detective Quantum Efficiency. Answer: DQE detector performance
● Modulation Transfer Function. Answer: MTF resolution measure
● Contrast Resolution. Answer: Low-contrast detectability
● Spatial Frequency. Answer: Line pairs per millimeter
● PACS. Answer: Picture archiving communication system
● DICOM. Answer: Digital imaging communications
