INTERVIEW QUESTIONS J2EE CORE JAVA DETAILS

Question: What is static block?

Answer: Static block which exactly executed exactly once when the class is first loaded into JVM. Before going to the main method the static block will execute.

Static block which exactly executed exactly once when the class is first loaded into JVM. Before going to the main method the static block will execute. Source: CoolInterview.com

Static block runs once and it is before program enter into main().
This block may be used to check the requisite h/w and s/w requirement for successful execution of main program. Or it may be used to give to load requisite4 driver for main program. Source: CoolInterview.com

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