3.7. Answers

  1. B, C. Older sound cards were implemented as ISA cards, and newer sound cards are PCI cards. See "Installing a sound card".

  2. D. To enable multidisplay support in Windows XP, open display properties in the Control Panel and choose the Extend My Windows Desktop to This Monitor option, located on the Settings tab. Review "Configuring multidisplay support".

  3. B. VGA supports 16 colors at 640 × 480 resolution. Check out "Looking at the video standards".

  4. C. Sounds cards defaulted to IRQ 5 before Plug and Play became a standard. Peruse "Types of sound cards".

  5. B. LCDs are found on laptops but are also used with desktop computers today. Take a look at "LCD".

  6. D. CGA supports only four colors. Peek at "Looking at the video standards".

  7. A. A CRT monitor uses an electron gun to light phosphors on the screen. Look over "Cathode ray tube (CRT)".

  8. C. SVGA is the video standard used today, and it supports 16 million colors. Study "Looking at the video standards".

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