自考计算机专业英语(一)07832复习资料（3）

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43. Another name for primary storage is (RAM ).

45. The basic output device on a small computer is a (display screen  ).

46. To prevent user programs from interfering with the proper operation of the system, the hardware was modified to create two models: (User mode and monitor mode )

47. A data model is a collection of conceptual tool for describing (data, data relationship, data semantics, data constraints  )

48. What kind of computer would apply several instructions to each datum it fetches form memory? (MISD )

49. What is a computer program? (a set of instructions )

50．A communication pathway connecting two or more devices is a (channel )

51. How many basic units do today's digital computers consist of? ( 4 )

52. LCD is based on  TFT

53. Optical laser disk includes CD-ROM, magneto-optical disk and (WORM disk )

54. A special type of primary storage which cannot be altered by the programmer is called (ROM )

55.  A list of protocols used by a certain system , one protocol per layer, is called a (protocol stack )

56. The realization of the mobile internet relies on a new set of standards ,known as the (WAP )

57. What does A worksheet mean? (an EXCEL program )

58. How many different types of Entity relationships are there?(   4   )

59. What kind of computer would apply one instructions to each datum it fetches form memory? (SISD )

60．Cache memory is employed by computer designers to increase computer system (throughput )

61. The Central Processor has only two fundamental sections (the control unit and the arithmetic and logic unit)

62. The Open Systems Interconnection (OSI) reference model is based on a proposal developed by (ISO ).

63. The basic output device on a small computer is a (display screen  ).

64. How many parts are there in URL? (3  )

65. All Intranet related documents are written in (HTML  )

66. A computer system has five parts, they are input, output, processing components , control unit and (storage ).

67. What does HTTP stand for? (Hypertext Transfer Protocol )

68．How many record-based logical models are widely used ?(  3  )

69. How many different types of Entity relationships are there?(  4   )

70. Normally, how long does a user need to wait until his/her E-mail account is ready if he/she applies for it from an ISP ? (no time )

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