所有的信息安全技术都是为了达到一定的安全目标,其核心包括保密性、完整性、可用性、()五个安全目标。
A、共享性
B、可控性
C、不可否认性
D、有效性
参考答案:B, C
第II卷 (共55分)
第三部分 写作(共三节,满分55分)
66. He lay on the sofa with a ______ (垫子) under his head. 66. ________
67. Please ______ (安排) for a taxi to pick me up at six. 67. ________
68. These birds are very rare and ______ (因此) protected by law. 68. ________
69. Motorists should be badly ______ (惩罚) for dangerous driving. 69. ________
70. Tom is studying ______ (政治学) at university. 70. ________
71. They ______ (应用) the new technology to farming last year. 71. ________
72. I shall never forget the ______ (好意) of the nurse. 72. ________
73. Shanghai is easily ______ (能进入的) by road, rail, or air. 73. ________
74. Jeff is one of the excellent ______ (骑手). 74. ________
75. When ______ (聊天) on the MSN, many people use “88” for “bye-bye”. 75. ________
顶板出现网包时的割煤方法有()
A.网包比较完整,可实现通知支架工和班组长协助配合停机处理
B.网包小且不完整时,把顶板维护好后,再用断线钳把裸露下来的网剪掉
C.处理网包时,要停止采煤机,闭锁刮板输送机且有专人看管开关
D.处理网包时严禁放煤