Examlex
Consider the following code fragment: public String checkCity()
{
Zone = getTimeZone(city) ;
If (zone == null) { return "error"; }
Return "next";
}
What is the result of executing the following JSF statement if zone is null?
<h:commandButton value="Submit" action="#{timeZoneBean.checkCity}"/>
Valid Argument
An argument whose structure ensures its conclusion follows logically from its premises, without contradiction.
Counterexample
An example that opposes or contradicts an argument or theory, often used to disprove general statements.
Valid Argument
A logical statement where, if the premises are true, the conclusion must necessarily follow, demonstrating sound reasoning and structure.
Reflexivity Relationship
A concept where actions in a system or process produce effects that feedback into the system, potentially influencing future actions.
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