ans all the questions

$1.$Specifically, what Java program unit can run concurrently with the main method in an application program? Give example.

$2.$ What are the design issues for exception handling? Draw the basic control flow related to exception handling.

$3.$Compare the Object Oriented features between Java and C#$.$

$4.$Differentiate between pretest and posttest loop statement with example. How does a functional language implement repetition?

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Rewrite the following pseudocode segment using a loop structure in C $/$ C$++/$ Java$/$ C# language: $($j $+13)/27$ k $=$ Loop: if k $>10$ then goto out k$=$kt$1$ i $=3*$k$-1$ goto Loop out: