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Chapter 7
Input and Output
Multiple-Choice:
1) ______ is an example of output device.
a) mouse b) joystick c) digital camera d) printer
2) ______ is an example of input device.
a) mouse b) monitor c) speaker d) printer
3) ______ keyboards are designed to specifically alleviate wrist strain associated with repetitive movements of typing.
a) flexible b) traditional c) ergonomic d) wireless
4) ______ keys are shortcuts for particular tasks.
a) combinational b) function c) navigation d) toggle
5) ______ mouse has a rotating ball in the bottom.
a) mechanical b) optical c) cordless d) track
6) ______ mouse has no moving parts – it emits and senses light to detect mouse movement.
a) mechanical b) track c) cordless d) optical
7) ______ work by recognizing light, dark, and colored areas making up individual letters or images.
a) digital camera b) touch screens c) bar code readers d) optical scanners
8) ______ is used are in grocery stores that use Universal Product Codes (UPC).
a) digital camera b) touch screens c) bar code readers d) optical scanners
9) _______ devices convert a sketch or figure into a form that can be processed by a computer.
a) imaging b) digitizing c) scanning d) pointing
10) ______ is used by artists for creating illustrations, by mapmakers to record or trace maps.
a) digital camera b) light pen c) stylus d) graphics tablet
11) _____ is most common type of monitor for office and home.
a) E-book b) data projector c) LCD d) CRT
12) The resolution of printers is measured in ______.
a) pixels b) bits c) DPI d) points
13) The speed of printers is measured in _______.
a) lpm b) cpm c) ppm d) wpm
14) ______ sprays small droplets of ink at high speed onto the surface of paper.
a) laser b) thermal c) ink jet d) dot matrix
15) ______ uses output from digitizing tables and other graphics input devices to create maps.
a) plotters b) thermal c) ink jet d) dot matrix
16) _____ devices combine the functions of a printer, scanner, copier, and fax into one unit.
a) MFD b) LCD c) fax d) MID
17) ______ terminal is used to input and receive data, but cannot process data independently.
a) intelligent b) dumb c) network d) internet
18) ________ is frequently used to score multiple choice tests marked by pencil on a form.
a) OCR b) MICR c) OMR d) webcams
True / False:
1. Escape key cancels a selection or procedure. ( T / F )
2. Toggle keys controls the movement of cursor on the screen. ( T / F )
3. Caps Lock key is a combination key. ( T / F )
4. Printer output is often called hardcopy. ( T / F )
5. Shift key is a combination key. ( T / F )
6. Mechanical mouse is better than optical mouse. ( T / F )
7. Clarity of monitor is indicated by its resolution. ( T / F )
8. WebCams are used for video conferencing. ( T / F )
9. Digital camera is a scanning device. ( T / F )
10. Images displayed on monitor are often referred to as softcopy. ( T / F )
11. Printer is the most frequently used output device. ( T / F )
12. The greater the number of pixels, the better the resolution. ( T / F )
13. The greater the dot pitch, the better the clarity. ( T / F )
14. The faster the refresh rate, the better the image. ( T / F )
15. CRT monitors use liquid crystals. ( T / F )
Matching:
|a. escape |refers to images displayed on monitor |e |
|b. toggle |keys turn a feature ON and OFF |b |
|c. joystick |is used to measure the resolution of screens |f |
|d. refresh |is most popular input device for computer games |c |
|e. softcopy |key cancels a selection or a procedure |a |
|f. pixels |rate is how often the image is “re-drawn” on the monitor |d |
Short-answer questions:
1) List some of the input devices.
2) List some of the important keys of a keyboard.
3) List some of the pointing devices.
4) List some of the output devices.
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