Exam 5: Input

Touchpads are found most often on _____.

A(n) _________________________ is an input device that contains keys users press to enter data into a computer.

Many handheld game consoles have touch screens.

A(n) _________________________ camera records video as digital signals instead of analog signals.

A(n) ____ looks similar to a mouse, except it has a window with cross hairs, so the user can see through to the graphics tablet.

In many cases, a magstripe reader is part of a POS terminal.

The best voice recognition programs are _____ percent accurate.

Discuss the different ways in which a keyboard can be connected to a computer

A _____ is the most widely used pointing device on desktop computers.

Desktop computer keyboards typically have from 101 to 105 keys.

A _____ is a window on the screen that displays notes and drawings simultaneously on the screens of all participants in a video conference.

Figure 5-1 All computer keyboards, such as that in Figure 5-1, have _____ that includes letters of the alphabet, numbers, punctuation marks, and other basic keys.

Figure 5-2 Manufacturers often use _____ to represent the resolution of a digital camera like the one shown in Figure 5-2.

A(n) ____ device is an input device that allows a user to control a pointer on the screen.

_____, such as POS terminals and automated teller machines, perform specific tasks and contain features uniquely designed for use in a particular industry.

The location in a retail or grocery store where a consumer pays for goods or services is the ____.

For users that have limited desk space, the trackball is a good alternative to a mouse because the device _____.

Critical Thinking Questions Case 2 In your work in the IT department, you are charged with devising configurations for desktop computers that work for particular colleagues. The system you are designing now is for a colleague who has very limited deskspace for his desktop Pc. Which of the following should you buy for him?

Figure 5-1 Keyboards, such as that shown in Figure 5-1, contain keys that allow users to position the insertion point, also known as a(n) _____ in some programs.

Even keyboards that are not ergonomically designed attempt to offer the user more comfort by including a wrist rest or palm rest.