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How is voice recognition technology being used today?

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Voice-recognition systems use a micropho...

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Which of the following types of character recognition systems is used for standardized multiple-choice testing?


A) UPC
B) MICR
C) OMR
D) OCR

E) None of the above
F) A) and B)

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Discarded CRTs are a serious threat to the environment, given their high content levels of lead and other hazardous materials.

A) True
B) False

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_____ ratio is determined by the width of a monitor divided by its height.

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The monitor size is measured by the diagonal length of the viewing area.

A) True
B) False

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Digital or Interactive whiteboards display a computer's desktop and can be controlled using a special pen or a finger.

A) True
B) False

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_____ are special-purpose printers typically found in architectural and engineering environments.

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How does an optical scanner work?

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Often called a scanner, an optical scann...

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Printers connected to the Internet that provide printing services to others on the Internet are called:


A) dot- matrix printers.
B) thermal printers.
C) plotters.
D) cloud printers.

E) C) and D)
F) A) and C)

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_____ is any data or instructions that are used by a computer.


A) Digital
B) Output
C) Information
D) Input

E) A) and B)
F) All of the above

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3-D HDTV requires special viewing glasses in order to achieve a three-dimensional viewing experience.

A) True
B) False

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Telephony is also known as Internet telephony, IP telephony, and Voice over IP (VoIP).

A) True
B) False

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A stylus uses pressure to draw images on a screen.

A) True
B) False

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_____ pitch is the distance between pixels on a monitor.

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_____ printers use a technology similar to that used in a photocopy machine.

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The arrangement of keys on a keyboard, QWERTY reflects the keyboard layout by:


A) representing the phonetics of the alphabets most closely associated with the keyboard.
B) taking the letters of the first six alphabetic characters found on the top row of keys.
C) using the alphabetic characters most frequently used on the keyboard.
D) using the letters of the alphabetic characters that are closest to access while typing.

E) A) and C)
F) B) and C)

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How does a bar code reader work?

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Bar code readers are used extensively in...

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What is VoIP and how does it work?

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Voice over IP (VoIP) uses the Internet r...

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The series of dots that form the image on a monitor are called:


A) picas
B) bits
C) pixels
D) bytes

E) A) and C)
F) A) and B)

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Function keys provide shortcuts for specific tasks.

A) True
B) False

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