Video Analysis Quiz Crafted By-
Govind Khanna
Introduction to Video Analysis
Digital video and audio evidence from CCTV systems are generally proprietary in nature and require a special software player produced by the manufacturer to play back the collected recordings properly. When the video and audio is collected from the device it needs to be retrieved in a manner that produces the best quality possible, which is usually the proprietary recorded files. There are numerous types of digital video and audio recording devices, with a variety of methods of exporting these files. Some will have CD/DVD writing capabilities, some use USB for output, and some, although digital, may only have analog outputs.
Let's look at the questions and their answers.
Ques 1. Video editing in digital video format is
a) Non- linear editing
b) In camera editing
c) In linear editing
d) All of the Above
Answer-a) Non- linear editing
Ques 2. Use of a video stabilization
a) Video Enhancement
b) Increases Sound
c) Fast video speed
d) All of the above
Answer- a) Video Enhancement
Ques 3. CCTV DVR stand for
a) Closed circuit transform digital visible recorder
b) Cross circuit transfer data video recorder
c) Closed Circuit Television Digital Video Recorded
d) None of the above
Answer-c) Closed Circuit Television Digital Video Recorded
Ques 4. SWIGIT stand for
a) Scientific work group of Image technology
b) Scientific Working Group on Imaging Technology
c) Science work Group of Image Technology
d) None of the above
Answer-b) Scientific Working Group on Imaging Technology
Ques 5. Which of the following is NOT a video file extension?
a) .avi
b) .wav
c) .mpeg
d) .mov
Answer- b) wav
Ques 6. Video content analysis is?
a) The network detail from the local network or carrier network
b) Tnalyzing the voice of speakers and compare the voice sample
c) The capability of automatically analyzing video to detect and determine temporal and spatial events
d) None of the above
Answer c) The capability of automatically analyzing video to detect and determine temporal and spatial events
Ques 7. First step of video analysis is?
a) Simply listen or view the recorded video
b) Directly examine by software
c) Enhanced the video
d) All of the above
Answer -a) Simply listen or view the recorded video
Ques 8. AVI file format stand for?
a) Audio Video Interface
b) Audio Video Interleaved
c) All video Interleave
d) None of the above
Answer- b) Audio Video Interleaved
Ques 9. Streaming stored audio/video, the files are compressed and stored on a?
a) IP
b) Server
c) Domain
d) Internet
Answer- b) Server
Ques 10. In audio/video compression, each frame is divided into small grids, called picture elements or?
a) Frame
b) Packets
c) Pixels
d) Mega pixels
Answer- c) Pixels