For the Following Problems , Assume the Command Dcolor Sets $\mathrm { x } = 0$

question 50

Multiple Choice

For the following Problems , assume the command Dcolor sets a decimal color triple and that that the code is applied to a computer monitor with a resolution of 1280 by 1024. Choose the letter that best describes the output.
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For $\mathrm { x } = 0$ to 255
Dcolor $= " \mathrm { x } , \mathrm { x } , 255 - \mathrm { x } ^ { \prime \prime }$
Plot Pixel $( \mathrm { x } + 1,256 - \mathrm { x } )$
Next $\mathrm { x }$

• A) A line that starts on the right-hand side of the screen, about three fourths of the way down, and slopes up to the top of the screen One fifth of the way across; the color of the line changes from Blue at the left to grey in the middle, and finally to yellow on The right.
• B) A line that starts on the left-hand side of the screen, about one fourth of the way down, and slopes up to the top of the screen One fifth of the way across; the color of the line changes from Yellow at the left to grey in the middle, and finally to blue on The right.
• C) A line that starts on the left-hand side of the screen, about three fourths of the way down, and slopes up to the middle of the screen One fifth of the way across; the color of the line changes from Blue at the left to grey in the middle, and finally to yellow on The right.
• D) A line that starts on the left-hand side of the screen, about one fourth of the way down, and slopes up to the top of the screen One fifth of the way across; the color of the line changes from Blue at the left to grey in the middle, and finally to yellow on The right.
• E) None of these

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