第5章-計算機組成-文庫吧資料
2024-08-18 10:54本頁面
【正文】 annot be overwritten. ( Knowledge point )a. ROMb. PROMc. EPROMd. EEPROM52. CPU registers should have ____ speed memory. ( Knowledge point )a. highb. mediumc. lowd. any of the above53. Main memory in a puter usually consists of large amounts of ____ speed memory. ( Knowledge point )a. highb. mediumc. lowd. any of the above54. The ____ memory contains a copy of a portion of main memory. ( Knowledge point )a. CPUb. cachec. maind. ROM55. The ____ is nonstorage I/O device. ( Knowledge point )a. keywordb. monitorc. printerd. all of the above ____ is an optical storage device. ( Knowledge point )a. CDROMb. CDRc. CDRMd. all of the above57. The ____ is a storage device in which the manufacturer writes information to the disc. ( Knowledge point )a. CDROMb. CDRc. CDRMd. all of the above58. The ____ is a storage device in which the user can writes information only once to the disc. ( Knowledge point )a. CDROMb. CDRc. CDRMd. all of the above59. The ____ is a storage device that can undergo multiple writings and erasings. ( Knowledge point )a. CDROMb. CDRc. CDRMd. all of the above60. The smallest storage area on a magnetic disk that can be accessed at one time is a ____.( Knowledge point )a. trackb. sectorc. framed. head61. For a magnetic disk, the ____ time is the time it takes for the read/write head to move to the desired track where the data are stored. ( Knowledge point )a. rotationb. seekc. transferd. location62. Polycarbonate resin is used in ____ . ( Knowledge point )a. CDROMsb. CDRsc. CDRWsd. all of the above63. In a ____, a highpower laser beam simulates pits in an alloy of silver, indium, antimony, and tellurium. ( Knowledge point )a. CDROMb. CDRc. CDRMd. all of the above64. In a ____, a highpower laser beam simulates pits in the dye layer. ( Knowledge point )a. CDROMb. CDRc. CDRMd. all of the above65. Which optical storage device has the highe
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