13-21. The Centronics parallel interface is which of the 13-22. 13-23. 13-24. 13-25. 13-26. following types of interface between the computer and the printer? 1.   8-bit,   one-way 2.   8-bit,   two-way 3.  16-bit,  one-way 4.  16-bit,  two-way Which of the following is NOT a function of the control panel on a printer? 1. Activating the print head 2.  Providing  operator  selectable  fonts 3.  Initiating  the  self-test  function 4. Controlling whether the printer is online or offline Continuous paper with perforated holes on each side is designed to be used with which of the following paper-feed methods? 1.  Friction  feed 2.  Tractor  feed 3.  Sheet  feeder 4.  Pressure  feed The paper-feed motor in a tractor-feed printer is usually what type of motor? 1.   Stepper 2.  Synchro 3.   Servo 4.   Reduction Which of the following paper-feed methods uses one or more pressure rollers to move paper through the printer? 1.  Tractor  feed 2.  Friction  feed 3.  Sheet  feeder 4. Both 2 and 3 above Which of the follow lists includes only impact printers? 1. Chain, band, and laser 2. Drum, dot matrix, and inkjet 3. Inkjet, laser, and daisy wheel 4. Chain, band, drum, dot matrix, and daisy wheel 13-27. 13-28. 13-29. 13-30. 13-31. 92 The maximum number of characters that a drum printer can print on one line is determined by which of the following factors? 1. The type of software being used 2. The number of rows on the drum 3. The number of columns on the drum 4. The type of computer being used A drum printer has which of the following numbers of hammers? 1. One for each column on the drum 2. One for each line the printer is capable of printing 3. One for each letter of the alphabet and seven for  special  characters 4. Two for each letter of the alphabet (one for uppercase and one for lowercase) and seven for special characters The quality of print produced by a dot matrix printer is directly related to which of the following factors? 1. The number of print wires in the print head 2. The number of characters being printed 3. The size of the print head 4. The type of font being printed The print wires in a dot matrix print head are driven by which of the following devices? 1.  A  relay 2. One solenoid that drives all the print wires 3. An individual solenoid for each print wire 4.  A  hi-stable  multivibrator A dot matrix print head is mounted on a heat sink for 1 . 2 . 3 . 4 . which of the following reasons? To dissipate heat generated by the moving print wires To dissipate heat generated by the solenoid drivers To dissipate heat generated by the printer’s power supply To heat up the print wires to the proper operating temperature