Question : Dot-Matrix is an example of which of the following?
Option 1: A software
Option 2: Scanner
Option 3: Printer
Option 4: Keyboard
Correct Answer: Printer
Solution : The correct answer is Printer.
Dot-matrix printers are one example of impact printers. Impact printers employ a physical print head that strikes an inked ribbon on the paper, resulting in a series of dots that create characters and pictures. Dot-matrix printers were previously the most prevalent type of printer, but they have been displaced in recent years by laser and inkjet printers.
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Question : Which of the following allows computers to transfer data using a telephone line?
Option 1: Keyboard
Option 2: CPU
Option 3: Modem
Option 4: Printer
Question : In a computer system, which device is functionally opposite of a keyboard?
Option 1: Trackball
Option 2: Joystick
Option 3: Mouse
Question : Which of the following is not an example of an amphibian?
Option 1: Frog
Option 2: Sea horse
Option 3: Salamander
Option 4: Toad
Question : Which among the following is an example of a dicot seed?
Option 1: Rice
Option 2: Wheat
Option 3: Pulses
Option 4: Maize
Question : Cycas is an example of which of the following plant phylum?
Option 1: Pteridophyta
Option 2: Angiosperms
Option 3: Gymnosperms
Option 4: Bryophyta
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