Which of the following is one of the components of a CRT?
A. Toner B. Liquid crystals C. Electromagnetic coils D. None of the above
In which of the following plotters, both pen and papers are moved to produce an image?
A. Drum plotter B. Electrostatic plotter C. Flat-bed plotter D. Ink-jet plotter
In which of the following plotters the graphs are plotted by spraying ink on the paper?
A. Drum plotter B. Electrostatic plotter C. Flat-bed plotter D. Ink-jet plotter