46. Which of the following is an example of a trackball input device?
a. Monitor
b. Printer
c. Speakers
d. Trackball
47. Which of the following is an example of a digital whiteboard input/output device?
a. Monitor
b. Printer
c. Speakers
d. Digital whiteboard
48. Which of the following is an example of a video projector output device?
a. Monitor
b. Printer
c. Speakers
d. Video projector
49. Which of the following is an example of a network interface card (NIC) input/output device?
a. Monitor
b. Printer
c. Network interface card (NIC)
d. Speakers
50. Which of the following is an example of a modem input/output device?
a. Monitor
b. Printer
c. Modem
d. Speakers