9-4
Which of the following is the appropriate description concerning the JPEG format?
a)
b)
c)
d)
9-5
Which of the following is a device that is used for catching image projected from imaging
equipment such as a video cassette recorder and storing it on a computer as digital data?
Capture card
Scanner
Sound card
Tablet
Which of the following is the appropriate explanation of virtual reality?
9-7
Technology element
a) It enables recognition of the overall picture immediately not by displaying an image
from the top gradually but by displaying a coarse mosaic-like image first and then
displaying a clear and vivid image gradually.
b) It enables seeing and hearing the objects and spaces that are generated by computers
like the actual world using computer graphics etc.
c) Instead of the wind tunnel test used for the design of cars and airplanes, it conducts
simulation tests using computers.
d) It creates the composite image of scenery and people shot separately to make an image that is different from the real world.
Chapter 9
a)
b)
c)
d)
9-6
It is an encoding format for images with up to 256 colors.
It is an encoding format for audio.
It is an encoding format for static images.
It is an encoding format for video.
Which of the following is appropriate as a role that a database management system plays?
a)
b)
c)
d)
It compresses data to increase the available capacity of a disk.
It encrypts the data transmitted to a network.
It enables multiple computers to share a magnetic disk.
It enables multiple users to share a large amount of data.
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