超星 - Chapter 6复习 - 查题吧

单选题

_______ combine(s) the capabilities of a scanner, printer, fax, and copy machine.

A. Multifunctional devices
B. Virtual reality
C. Parallel devices
D. Multiprocessors

单选题

_______ is the set of standards or technologies that support transmission of voice and other types of communication over the Internet.

A. MIDI
B. VoIP
C. MiniDc
D. SATA

单选题

_______ is the distance between pixels on a monitor.

A. Resolution
Bit size
C. Dot pitch
D. Contrast ratio

单选题

_______ indicates a monitor’s ability to display colors by comparing the light intensity of the brightest white to the darkest black.

A. Resolution
B. Dot pitch
C. Pixel width
D. Contrast ratio

单选题

_______ indicates the proportional relationship between a display’s width and height.

Aspect ratio
Bit rate
Contrast ratio
Dot pitch

单选题

A(n) _______ is any injury that is caused by fast, repetitive work that can generate neck, wrist, hand, and arm pain.

A. VRI
B. RSI
C. pointer
D. ergonomy

单选题

Virtual reality (VR) strives to create a virtual or _______ experience by using specialized hardware that includes headgear and gloves.

A. duplicate
B. ethernet
C. immersive
D. internet

判断题

The most widely used input devices are monitors, printers, and keyboards.

A. 对
B. 错

判断题

Combination keys perform a function when held down in combination with another key.

A. 对
B. 错

判断题

An optical mouse uses light in order to detect movement.

A. 对
B. 错

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