CSIS 110 Ch2

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etothepowerof2
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132071
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CSIS 110 Ch2
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2012-01-31 18:43:38
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csis 110 ch2
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practice questions for chapter 2
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  1. CD, DVD, and Blu-ray technologies can be classified as ____ storage.
    optical
  2. ____ is used to enhance processor performance.
    Pipelining and Parallel processing
  3. A good computer maintenance routine would include regularly ____.
    running utilities like Disk Cleanup and Disk Defragmenter

    scanning your computer for viruses and spyware

    deleting your browser’s history and cache files

  4. In the accompanying figure, the item marked B is a __
    eSATA port
  5. Overclocking is a technique for increasing the speed of a computer component, such as ____. It can be very risky.
    • the processor
    • a graphics card
    • memory
  6. A(n) ____ computer is a
    small, lightweight personal computer with screen, keyboard, storage, and
    processing components integrated into a single unit.
    portable
  7. ____ is a limited version of Windows that allows you to use your mouse, monitor, and keyboard but no other peripheral devices.
    Safe Mode
  8. ____ is a temporary holding area for data, application program instructions, and the operating system.
    RAM
  9. Power ____ can originate
    from a number of sources: downed power lines, power grid switching by
    the electric company, faulty wiring, and large appliances powering on
    and off.
    surges

  10. In the accompanying figure, the item marked C is a ____.
    FireWire port
  11. ____ is a type of memory circuitry that holds the computer's startup routine.
    ROM (Read only memory)
  12. ____ time is the average time it takes a computer to locate and read data on the storage medium.
    Access

  13. In the accompanying figure, which of the following is NOT true of the component in picture C?
    It is volatile.
  14. Unlike disk storage, most RAM is ____.
    volatile
  15. A(n) ____ tablet configuration resembles a high-tech clipboard and lacks a built-in keyboard.
    slate
  16. A technology called ____
    allows the processor to begin executing another instruction before it
    completes the previous instruction.
    pipelining
  17. Many of today’s microprocessors perform ____, in which multiple instructions are executed at the same time.
    parallel processing
  18. ____ refers to the number of bits that a microprocessor can manipulate at one time.
    Word size
  19. Solid state storage, also called flash memory storage, ____.
    provides fairly fast access to data

  20. In the accompanying figure, the item marked A is a ____.
    USB port
  21. ____ are the form factor
    of choice for computer owners who might want to upgrade components in
    the future because it is easy to get inside the case and swap out parts.
    Tower units

  22. The accompanying figure shows us a ____.
    USB flash drive
  23. The ____ is the case that holds the computer’s main circuit boards, microprocessor, memory, power supply, and storage devices.
    system unit
  24. ____ is used by most of today's personal computers because it is fast and relatively inexpensive.
    SDRAM
  25. A microprocessor whose instruction set includes a limited set of simple instructions uses ____ technology.
    RISC (reduced instruction set computer)
  26. The term ____ refers to the size and dimensions of a computer component.
    form factor
  27. A(n) ____ strip monitors the electrical current that passes from the outlet to all the devices plugged into the strip.
    surge
  28. If the system runs out of
    RAM, the operating system uses an area of the hard disk called ____ to
    store parts of a program or data file until they are needed.
    virtual memory
  29. A ____ computer is also referred to as a laptop computer.
    notebook
  30. ____ are the result of a
    series of tests used to gauge overall microprocessor speed and are
    useful in comparing microprocessor performance.
    Benchmarks
  31. The ____ is the amount of data that a storage device can move from the storage medium to the computer per second.
    data transfer rate
  32. A ____ is a device that
    not only provides surge protection, but also furnishes your computer
    with battery backup power during a power outage.
    UPS (uninterruptible power supply)
  33. A printer’s ____ determines how many pages a printer is able to churn out.
    duty cycle
  34. ____ is the ability of a device to "jump" directly to the requested data.
    Random access (also called direct access)
  35. ____ means a billion cycles per second.
    Gigahertz
  36. Which of the following is an example of a rerecordable optical storage medium?
    • BD-RE
    • CD-RW
    • DVD+RW
  37. The number of colors a monitor can display is referred to as ____.
    color depth
  38. A ____ offers more portability than a standard notebook.
    netbook
  39. A ____ computer is a portable computing device featuring a touch-sensitive screen that can be used as a writing or drawing pad.
    tablet
  40. ROM BIOS is a small set of instructions that tells the computer ____.
    • how to access the hard disk
    • where to find the operating system
    • how to load the operating system into RAM
  41. Storage capacity usually is measured in ____.
    gigabytes or terabytes
  42. Personal computer hard disk platters typically have storage capacities ranging from 40 GB to ____.
    2 TB
  43. A built-in ____ in your personal computer can make it simpler to
    transfer photos from a solid state memory card used in your digital
    camera.
    card reader
  44. The ____ is a security mechanism that is factory-installed on many personal computers.
    Kensington Security Slot
  45. RAM can be thought of as the ____ for the computer’s processor.
    waiting room
  46. In an advertisement, a speed specification, such as 2.66 GHz, indicates the speed of the microprocessor ____.
    clock
  47. Hard disk storage technology can be classified as ____ storage.
    magnetic

  48. The item in the accompanying figure can have capacities ranging from ____.
    16 MB to 256 GB
  49. Dot pitch is the distance in millimeters between like-colored ____ —the small dots of light that form an image.
    pixels
  50. The ____ indicates that
    the operating system has encountered an error from which it cannot
    recover, and the computer no longer accepts any commands.
    Blue screen of death (Windows)
  51. Gaming computers typically include ____.
    • very fast processors
    • lots of memory
    • state-of-the-art sound capabilities
  52. RAM speed is often expressed in ____.
    nanoseconds
  53. Gradually, CCFL backlighting technology is being replaced by ____.
    LEDs
  54. Which of the following is tracking and recovery software?
    Lojack for Laptops
  55. ____ is the most widely used language for communication between computers and printers.
    PCL (Printer Control Language)
  56. The term ____ designates equipment that might be added to a computer system to enhance its functionality.
    peripheral device
  57. Which is the highest resolution?
    WQXGA
  58. A(n) ____ printer can print on both sides of the paper.
    duplex
  59. A processor that includes circuitry for two or more processing units is called a ____ processor.
    multi-core
  60. To reboot a PC, hold down the ____ keys at the same time.
    Ctrl, Alt, and Del
  61. A ____ is a sudden increase or spike in electrical energy, affecting the current that flows to electrical outlets.
    power surge
  62. A(n) ____ is standard equipment on notebook computers.
    LCD (liquid crystal display)
  63. A(n) ____ chip is a type of non-volatile memory chip that does not require power to hold data.
    EEPROM (electrically erasable programmable read-only memory)
  64. A hard disk ____ is a flat, rigid disk made of aluminum or glass and coated with magnetic iron oxide particles.
    platter
  65. A ____ is an example of a pointing device.
    • joystick
    • trackpad
    • mouse
  66. Tablet computers, handheld devices, retail store self checkouts, and information kiosks collect input from a ____.
    touch screen
  67. A ____ is a touch-sensitive surface on which you can slide your fingers to move the on-screen pointer.
    trackpad
  68. It takes 800 pounds of
    force to remove a ____ plate, which contains a unique ID number, a
    warning message, and an 800 number to report a stolen computer.
    STOP (Security Tracking of Office Property)
  69. In the context of computing, a(n) ____ is a custom, hand-built modification to a computer system component.
    mod
  70. Hot plugging is allowed with what kind of devices?
    • USB
    • FireWire

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