Que : 1 . Beam-penetration and shadow-mask are the two basic techniques for producing color displays with a CRT.
Which of the following is not true ?
1.The beam-penetration is used with random scan monitors.
2.Shadow-mask is used in raster scan systems.
3. Beam-penetration method is better than shadow-mask method.
4. Shadow-mask method is better than beam-penetration method.
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