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25 Cards in this Set
- Front
- Back
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What type of hardware components would be the most important for a custom Home Theater PC (HTPC)? (Select all that apply)
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TV tuner
Surround sound audio HDMI output Motherboard form factor |
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A computer on a network where most functions are carried out on a central server, or a software application that uses client-server model wherein the server performs all the processing is commonly referred to as:
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Thin client |
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Which of the following hardware components should be given priority in order to ensure optimal performance of a home server PC? (Select 2 answers)
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Gigabit NIC
HDD RAID setup |
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Which of the LCD technologies listed below offers the fastest response time?
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Twisted Nematic (TN)
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What are the characteristic features of the In-Plane Switching (IPS) LCD panel technology? (Select 3 answers)
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High color quality
Wide viewing angles Slow response times |
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Which of the following answers describe the features of the Twisted Nematic (TN) LCD panel technology? (Select 3 answers)
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Low viewing angles
Fast response times Low color quality |
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Which of the acronyms listed below refers to an LCD panel taking advantage of fluorescent lamps?
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CCFL |
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Which of the following answers describe the function of a power inverter? (Select 2 answers)
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Used for supplying voltage to, backlights of an LCD panel
Converts DC power into AC power
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Examples of devices posing risk to electrical safety due to accumulated high voltage include: (Select all that apply)
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CRTs
Power supplies Inverters Laser printers |
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Which of the acronyms listed below refers to a new type of thin and lightweight display devices offering higher contrast ratio and color quality in comparison to LCD without the need for a special light source to produce a visible image?
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OLED
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In computer graphics, the frequency at which the screen is redrawn is called:
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Refresh rate
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Which of the following statements are true? (Select all that apply)
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A digital image displayed on the graphics monitor screen consists of pixels arranged in rows and columns
The term "screen resolution" refers to the maximum number of pixels in each dimension (horizontal and vertical) that can be addressed by a digital display device The smallest unit of a digital image represented on the digital display device is known as pixel In order to ensure the sharpest text and image displayed by a LCD monitor it is usually recommended to set the monitor to run only at a specific resolution (which is also referred to as the LCD's native resolution)
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What type of unit is used to describe the refresh rate of a computer screen?
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Hz
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Which of the following units is used for measuring the brightness of an image rendered by an image projector?
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Lumen
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The brightness of an LCD display screen is measured in:
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cd/m2
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Which of the following countermeasures prevents shoulder surfing?
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Privacy filters
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A monitor filter used to reduce reflection from the surface of a CRT or LCD display is called:
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Antiglare
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The relative horizontal and vertical size of a digital image displayed on the graphics monitor screen is referred to as:
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Aspect ratio
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Which of the answers listed below refer to the characteristics of the Extended Graphics Array (XGA) display standard? (Select 2 answers)
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4:3 aspect ratio
1024 x 768 resolution |
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Display devices with aspect ratios of 16:10 and 16:9 are commonly referred to as:
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Widescreen displays
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The Super Extended Graphics Array (SXGA) display standard features: (Select 2 answers)
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5:4 aspect ratio
1280 x 1024 resolution |
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Which of the following answers refers to the standard display format for HDTV?
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16:9 aspect ratio
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What are the characteristic features of the Ultra Extended Graphics Array (UXGA) display standard? (Select 2 answers)
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4:3 aspect ratio
1600 x 1200 resolution |
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Which of the answers listed below refer to the Widescreen Ultra Extended Graphics Array (WUXGA) display standard (Select 2 answers)
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16:10 aspect ratio
1920 x 1200 resolution |
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Which of the following display standards use(s) the 4:3 aspect ratio? (Select all that apply)
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XGA
UXGA |
