Fundamentals of IT: Output Devices Quiz

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Questions and Answers

What is the primary difference between softcopy and hardcopy output?

  • Softcopy is temporary, hardcopy is permanent
  • Softcopy is in electronic form, hardcopy is in physical form (correct)
  • Softcopy is touchable, hardcopy is not touchable
  • Softcopy is editable, hardcopy is not editable

What is the main function of computer output?

  • To process information
  • To display information (correct)
  • To store information
  • To input information

Which type of output is not editable?

  • Softcopy
  • Monochrome display
  • Hardcopy (correct)
  • Color display

What is the main characteristic of softcopy output?

<p>It is electronic form (B)</p> Signup and view all the answers

Which type of display device can be monochrome or color?

<p>LCD (Liquid Crystal Displays) (C)</p> Signup and view all the answers

What is the primary difference between softcopy and hardcopy output devices?

<p>Hardcopy devices are used to view physical output, softcopy devices are used to view electronic output (D)</p> Signup and view all the answers

What is the color depth supported by UXGA displays?

<p>16.8 million colors (C)</p> Signup and view all the answers

What is the function of the electron gun in a CRT monitor?

<p>It shoots electrons onto a charged screen coated with phosphorus (B)</p> Signup and view all the answers

What is the purpose of dot pitch in a computer monitor?

<p>To measure the distance between pixels on the screen (C)</p> Signup and view all the answers

Which component of a CRT monitor is responsible for creating one pixel on the screen?

<p>Phosphorus coating (A)</p> Signup and view all the answers

What does VGA stand for in the context of displays?

<p>Video Graphics Array (B)</p> Signup and view all the answers

What is the resolution supported by SVGA displays?

<p>800X600 and 1024X768 (D)</p> Signup and view all the answers

Which hardware actually renders digital output to the displays in the context of VGA standards?

<p>Video Graphics Card (D)</p> Signup and view all the answers

What is the refresh rate measured in for displays?

<p>Hertz (cycles per second) (A)</p> Signup and view all the answers

What is the main difference between a Video Graphics Array (VGA) and a Graphics Processing Unit (GPU)?

<p>A VGA is used for converting digitized output from a computer into visuals, while a GPU is responsible for rendering digital output to the displays. (D)</p> Signup and view all the answers

What determines the sharpness of an image on a monitor screen?

<p>The distance between pixels on the screen (B)</p> Signup and view all the answers

What is the average lifespan of a line matrix printer compared to laser printers?

<p>7 to 10 years as compared to 3 years for laser printers (A)</p> Signup and view all the answers

What is the primary advantage of dot matrix printers over other types of printers?

<p>Printing on multi-part stationery (B)</p> Signup and view all the answers

What is the approximate price range of the Epson printer mentioned in the text?

<p>$5000 to $300000 (D)</p> Signup and view all the answers

What is the major disadvantage of impact printers, as mentioned in the text?

<p>Limited color performance (C)</p> Signup and view all the answers

What is the estimated cost per print for a line matrix printer?

<p>Approx. 30 paisa to 60 paisa (D)</p> Signup and view all the answers

What is the primary function of a print-shuttle in a line printer?

<p>Print one row of dots instead of a column (A)</p> Signup and view all the answers

What is a notable advantage of dot matrix printers in terms of ink usage?

<p>As the ink runs out, the printout fades gradually (D)</p> Signup and view all the answers

What is the approximate price of the Printronix Line Printer in India?

<p>IRs. 225,000/- (A)</p> Signup and view all the answers

Which type of printer consumes considerably less energy than laser printers?

<p>Line Matrix Printers (B)</p> Signup and view all the answers

What is the primary difference between impact and non-impact printers?

<p>Impact printers use inked ribbon as ink, while non-impact printers use powder, liquid, or wax as ink (B)</p> Signup and view all the answers

What is the main characteristic of a dot matrix printer?

<p>It uses a print head that runs back and forth on the page and prints by impact (A)</p> Signup and view all the answers

What is the function of the inked ribbon in an impact printer?

<p>To transfer ink to the paper by striking against it (D)</p> Signup and view all the answers

What determines the print quality of non-impact printers?

<p>Use of powder, liquid, or wax as ink (B)</p> Signup and view all the answers

What is the primary downside of impact printers in terms of print quality?

<p>Can only print Near Letter Quality (NLQ) prints (D)</p> Signup and view all the answers

What is the striking mechanism used in impact printers?

<p>Inked ribbon against the paper (B)</p> Signup and view all the answers

Why do non-impact printers have a higher print cost compared to impact printers?

<p>Use powder, liquid, or wax as ink (B)</p> Signup and view all the answers

What is the main advantage of non-impact printers over impact printers?

<p>Do not make noise during printing (A)</p> Signup and view all the answers

Which type of printer has a 9-Pin Head Dot Matrix Printer as an example?

<p>Dot Matrix Printer (B)</p> Signup and view all the answers

What kind of head does a Dot Matrix Printer have?

<p>9-Pin Head (C)</p> Signup and view all the answers

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