Which statement about DB2 aggregate registry variables is true?
A.
An aggregate registry variable that is explicitly set by an application cannot be overwritten.
B.
An aggregate registry variable overrides any corresponding explicitly set registry variable.
C.
A registry variable that is explicitly set by an application can only be overwritten by aggregate registry
variable.
D.
A registry variable that is implicitly configured through an aggregate registry variable may also be explicitly
defined.
Any registry variable that is implicitly configured through an aggregate registry variable might also be explicitly defined. Explicitly setting a registry variable that was previously given a value through the use of an aggregate registry variable is useful when doing performance or diagnostic testing. Explicitly setting a variable that is configured implicitly by an aggregate is referred to as overriding the variable.
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