Examlex
A web application running on AWS has been spammed with malicious requests from a recurring set of IP addresses. Which AWS service can help secure the application and block the malicious traffic?
Volatility
The degree of variation of a trading price series over time, usually measured by the standard deviation of returns.
Standard Deviation
A statistic that measures the dispersion or variability of a dataset relative to its mean.
Diversification
An investment strategy that reduces risk by allocating investments among various financial instruments, industries, or other categories.
Negatively Correlated
A relationship between two variables in which one variable increases as the other decreases.
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