2. 计算机
  3. In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet. In security,

In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet. In security,

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问题 In the following essay, each blank has four choices. Choose the best answer and write down on the answer sheet.
   In security, an(71)is a form of possible loss or harm in a computing system; examples of exposures are unauthorized disclosure of data, modification of data, or(72)of legitimate access to computing. A vulnerability is a weakness in the security system that might be exploited to cause loss or harm. A human who exploits a vulnerability perpetrates an attack on the system. Threats to computing systems are circumstances that have the potential to cause loss or harm; human attacks are examples of threats, as are natural disasters, inadvertent human errors, and internal hardware or software(73). Finally, a control is a protective measure an action, a device, a procedure, or a technique - that reduces a vulnerability.     The major(74)of computing systems are hardware, software, and data. There are four kinds of threats to the security of a computing system: interruption, interception, modification, and(75). The four threats all exploit vulnerabilities of the assets in computing systems.
选项 A、betrayal
B、uncover
C、emerge
D、exposure
答案D
解析 是指数据暴露。
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