Which is true about P-iris?
A. The P-iris delivers the optimal depth of field by always using the smallest possible aperture for the available lightning
B. The P-iris makes use of a novel p-shaped blade that allows the iris to react to rapidly changing lighting conditions
C. The P-iris makes use of a novel p-shaped blade that reduces complexity and cost while maintaining image quality
D. In bright situations. P-iris limits the closing of the iris to avoid blurring caused by diffraction when the iris opening becomes too small
正解:D
質問 2:
Incorrect colors due to faulty calibration or configuration may result in
A. Increasing bandwidth due to high levels of noise.
B. False representation of video footage.
C. Limiting the possibility of sufficient pixel density for facial recognition.
D. The camera automatically switching to black and white mode.
正解:B
質問 3:
What are the effects of changing the capture mode on an AXIS P1346 from 2048x1536 (3 MP) to 1920x1080 (HDTV)? (Choose two)
A. Maximum frame rate decreases
B. Maximum frame rate increases
C. Motion blur increases
D. Minimum illumination decreases
E. Vertical angle of view decreases
正解:B,E
質問 4:
Which is an advantage of the H.264 compression standard?
A. Compared to Motion JPEG. H.264 video reduces the CPU load when viewing the video
B. Bandwidth and storage usage is independent of the amount of motion in the video
C. In most situations, compared to Motion JPEG. H.264 video reduces bandwidth and storage usage
D. The intra-frame coding makes the video less sensitive to network dropouts
正解:C
質問 5:
If using H.264 compression, in theory, what could a video containing no l-frames look like?
A. All non-moving objects will be visible
B. All moving objects will be visible
C. The first P-frame is visible during the whole video
D. A black image is visible during the whole video
正解:B
質問 6:
A customer has strict requirements of 30 fps for recorded video. Which encoder choice would they select if they wanted three streams, per every one encoded channel, of D1 resolution video run at 30 fps in H.264?
A. AXISP7214
B. AXISQ7406
C. AXISM7210
D. AXISP7210
正解:B
質問 7:
Increase of bandwidth and storage can be a result of (Choose two)
A. Arctic Temperature Control.
B. Changing from Motion JPEG to H.264.
C. The use of High PoE.
D. Image resolution.
E. High noise level.
正解:D,E
質問 8:
Which conditions would lead the system designer to choose a camera with good low light performance over a thermal camera? (Choose two)
A. The camera is going in a primarily dark area, such as a subway or parking garage
B. The camera is going to be placed in a parking lot for facial identification
C. The camera is going to be placed on a roof line looking down at an empty field
D. The camera is going to employ trip line detection looking down a fence line
E. The camera is going to be placed inside looking out through a window
正解:B,E
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