Multimedia-Video

Select CORRECT statements about digital video.

• Digital video device produces excellent finished products at a double of the cost of analog.

• Digital video eliminates the image-degrading analog-to-digital conversion.

• Getting the rights for digital video is easy.

• Producing digital video is fast and not time consuming.

Light passes from an object through the video camera lens and is converted into an electrical signal by a ___________

• signal converter

• camera focus device

• light converter

• charge coupled device

The video signal is magnetically written to tape by a ______________

• track

• helical head

• spinning recording head

• tape path

There are three tracks in video tape which are ________

• audio, video and control tracks

• audio, video and scan tracks

• audio, video and image tracks

• audio, video and path tracks

Select CORRECT statements about analog video

• Output of the CCD is processed by the camera into four channels of color information in analog video.

• Composite analog video has all the video components which are brightness, light and synchronization

• Higher in quality is the signal that makes up Separate Video (S-Video)

• Each frame is represented by a fluctuating voltage signal known as an analog wave form

Two scanning technologies used by video display are

• interlaced and massive scan

• interlaced and progressive scan

• progressive and frame scan

• interlaced and quality scan

Which one below is NOT an analog broadcast video standard?

• NTSC

• SECAM

• PAL

• HDTV

__________ starts playback as soon as enough data has transferred to the user’s computer to sustain this playback

• Recording video

• Playback video

• Streaming video

• Playing video

MPEG codecs use

• lossless compression schemes

• lossy compression schemes

• lost compression schemes

• loss compression schemes

Three considerations for are

• frame rate, color depth, image size

• frame rate, color depth, image color

• frame rate, color code, image color

• frame size, color depth, image color