Java Programming and Technical

Q. What is the Java API?

A. The Java API is a large collection of ready-made software components that provide many useful capabilities, such as graphical user interface (GUI) widgets

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Java Other Question

Q. What is stored procedure?

A. Stored procedure is a group of SQL statements that forms a logical unit and performs a particular
task. Stored Procedures are used to encapsulate a set of operations or queries to execute on
database. Stored procedures can be compiled and executed with different parameters and results
and may have any combination of input/output parameters Q. Why there are no global variables in Java?

A. Global variables are globally accessible. Java does not support globally accessible variables due to following reasons:
1)The global variables breaks the referential transparency
2)Global variables creates collisions in namespace