CySA+ CS0-003最多85道题,考试时间165分钟,混合选择题与实操题(PBQ),在100到900的分数区间内达到750分即为通过。CompTIA建议考生具备Network+或Security+水平的知识,以及至少四年作为事件响应或SOC分析师的实际工作经验。四个领域的权重为安全运营(Security Operations)33%、漏洞管理(Vulnerability Management)30%、事件响应与管理(Incident Response and Management)20%、报告与沟通(Reporting and Communication)17%。
Original English practice examples, with answers and explanations available here. No account required. These are independent teaching examples, not official exam questions or exam dumps.
Question 1 of 3 · Security monitoring and threat detection
Answer and explanation
Best answer: Correlate process ancestry, arguments, connections, and surrounding events
A legitimate signed utility can be abused. The unusual execution context and network behavior justify a focused investigation, but still need corroboration before a final conclusion.
Why the other choices fit less well
A signature alone does not prove benign use. Blocking one destination and closing the case loses scope and execution context; common tool usage does not invalidate the observed evidence.
Best answer: Its exposure and current exploitation evidence
Combine technical severity with exposure and observed exploitation when setting response priority. Validate the asset context and compensating controls rather than relying on severity alone.
Why the other choices fit less well
Hostname length, ticket recency and free disk space do not establish exploitation likelihood. Isolation still needs validation, but it is relevant context rather than proof that the second vulnerability can be ignored.
Best answer: Normalize both timestamps to the same time zone and check clock accuracy
Normalize the time zone and verify clock accuracy before ordering events. In this scenario the two stamps can refer to the same time; further correlation still needs host, process and connection evidence.
Why the other choices fit less well
A time-zone offset does not justify deleting evidence or declaring evasion. Disabling a clock makes correlation less reliable. Matching timestamps alone also do not prove causation.
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