Cross-Word Puzzle

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Across
  1. 3. the surface of the CRT is coated with _____
  2. 6. in a black and white system the frame buffer is called as
  3. 8. part of the CRT that emits a beam cathode rays
  4. 10. the time taken by the emitted light to decay to its 1/10 of its original intensity
  5. 15. random scan monitors draw a picture one line at a time also called as displays
  6. 18. no.of points per cm that can be plotted horizontally and vertically
  7. 19. the art used for designing logos, page layouts
  8. 20. ______ is ratio of no. of vertical points to horizontal points
  9. 21. a raster system containing a separate processor called as______ processor
Down
  1. 1. specialized systems that are used for practice sessions or training aircraft pilots, heavy equipment operators
  2. 2. objects are displayed in this outline form before they are actually designed
  3. 4. The return to the left of the screen, after refreshing each scan line is called _______ retrace
  4. 5. a graphical symbol that is designed to look like the processing option it represents
  5. 7. graphics that are used to summarize financial, statistical, mathematical and scientific data
  6. 9. methods used in design of buildings, automobiles, aircraft, watercraft, space craft etc.
  7. 11. no.of colors possible in a beam penetration color CRT
  8. 12. in raster scan systems the picture definition is stored in a memory area called___ buffer
  9. 13. the method in which one object is transformed into another
  10. 14. shortened form of picture element
  11. 16. an effective technique for avoiding flicker
  12. 17. controls brightness of screen