A mouse with a sphere that is moved for navigation instead of moving the whole mouse.
A trackball is an input device used to enter motion data into computers or other electronic devices. It serves the same purpose as a mouse, but is designed with a moveable ball on the top, which can be rolled in any direction.
A device that emits computer audio audible to everyone
A magnetic device using whi ch the cursor is moved by touch ing with the fingers.
A device that converts soft copy to hard copy
What is the common name for a video camera that streams video over the Internet?
Which of the following is NOT a type of flat-screen display?
Which of the following is NOT an impact printer?
What unit of measurement is used to measure digital camera image resolution?
Caps Lock, Num Lock and Scroll Lock are called ______.
A dot matrix printer is an example of what type of printer?