Which of the following output devices is used to print continuous output such as to track an earthquake reading?
Correct answer: C. Drum plotter
- A. Flatbed plotter
- B. Thermal printer
- C. Drum plotter
- D. Laser printer
Explanation
Drum plotter is a type of plotter that uses a rotating drum to print continuous output. The paper is wrapped around the drum, and a pen is used to draw on the paper as the drum rotates. This makes drum plotters ideal for printing long graphs and charts, such as those used to track earthquake readings.
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Computer fundamentals covers the history and generations of computers, their characteristics, applications and limitations, and the basic data-processing cycle. It includes binary, decimal, octal and hexadecimal number systems, units of storage, input and output devices, memory types, operating systems, and the distinction between raw data and processed information.
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