True or false: Digital video creates the impression of motion by displaying still images rapidly in sequence.
4 Digital Video Online Quiz Questions
Use this free practice quiz with 20 questions to review 4 Digital Video, test your knowledge, and prepare for your next test or exam.
An editor needs to choose image dimensions and how many images appear each second. Which description correctly distinguishes frame size from frame rate?
- A
Frame size determines how many frames appear each second; frame rate determines the image dimensions.
- B
Frame size describes the pixels in each frame; frame rate describes frames displayed per second.
- C
Frame size describes whether video is progressive; frame rate describes its aspect ratio.
A creator is choosing between a widescreen frame and a vertical frame for different platforms. The frame's width compared with its height is its .
Frame size is stated as the frame's width and height. What unit is counted in those dimensions?
A project is intended for contemporary web delivery. Which scan type displays complete frames in sequence and is usually the appropriate choice?
- A
Progressive video displays complete frames in sequence.
- B
Progressive video divides each frame into alternating fields.
- C
Progressive video changes the frame's width-to-height ratio.
True or false: Raising a video's bitrate can preserve more detail, but usually increases the file size.
- A
True
- B
False
An editor is preparing an MP4 that will contain video and audio. Which statement correctly distinguishes the container from the codec?
- A
A container compresses and decompresses video, while a codec packages video, audio, and related information.
- B
A container packages video, audio, and related information, while a codec compresses and decompresses media.
- C
A container and a codec are two names for the same export setting.
During recording, leave a little extra footage before and after the action so the clips are easier to .
What editing term names a join that moves directly from one shot to the next?
A creator is preparing to record an interview. Which actions can help produce usable footage? Select all that apply.
- A
Use a tripod or stable support when practical.
- B
Move the camera during every take to make the footage more dynamic.
- C
Check focus and exposure, and look for distracting backgrounds or harsh lighting.
- D
Listen for noise or distortion in the recorded sound.
- E
Ignore sound during the test and assess it only after editing.
An editor wants one workspace in which to arrange shots, narration, titles, and effects. What should they create?
- A
An export preset that compresses the finished video.
- B
A timeline where video, audio, titles, and effects are assembled.
- C
A file container that packages the exported streams.
A video is ready for export to an online platform. Which practices help maintain the intended picture and verify the delivery? Select all that apply.
- A
Match frame size and frame rate to the project and delivery requirements.
- B
Preserve the intended aspect ratio rather than stretching the picture.
- C
Stretch the image whenever the delivery frame has a different shape.
- D
Watch the exported file to check that it plays correctly.
A short online video must retain acceptable detail while staying within a file-size limit. Explain how variable-bitrate encoding can help, and name one check to make after export.
A creator knows a video will be delivered to a platform with a particular screen shape and playback requirement. Which sequence setup is most likely to support predictable editing and export?
- A
Create the sequence with arbitrary settings and stretch the image during export to fit the platform.
- B
Choose sequence settings only after export, since the timeline does not affect the finished video.
- C
Create a sequence with frame size, frame rate, and aspect ratio suited to the intended destination.
- D
Use the highest available frame rate in the sequence regardless of the footage or delivery requirements.
An editor wants to move gradually from one shot to another rather than join them instantly. Which editing choice fits that goal?
- A
A direct cut that repeats the final frame of one shot.
- B
A dissolve that changes gradually from one shot to another.
- C
A codec that compresses the two shots into one file.
A speaker’s voice sounds faint during a test recording. Which action is most directly likely to improve the recorded voice?
- A
Move the camera farther away from the speaker.
- B
Move the microphone closer to the speaker and check the sound.
- C
Increase the frame size before recording.
- D
Add a transition between the audio tracks.
An editor wants to move immediately from one shot to the next without a gradual visual change. Which editing choice fits that goal?
- A
A dissolve that gradually changes from one shot to another.
- B
A title layered over a video track.
- C
A direct cut that joins one shot to the next.
- D
A bitrate adjustment between two clips.
Progressive video displays complete frames in sequence, whereas interlaced video divides each frame into alternating fields.
- A
True
- B
False
What term means the amount of data used per second of video?
What term describes a video frame’s width compared with its height?