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.Management Sciences
Category: Java concepts and its programming
Which keyword is used while using interface________________?
0
A. throw
B. throws
C. extend
D. implements
Which method executes only once ?
A. stop() method
B. start() method
C. init() method
D. destroy() method
Main method parameter has which type of data type___________________?
A. int
B. char
C. string
D. double
Which class cannot be subclassed (or extended) in java ?
A. Final class
B. abstract class
C. parent class
D. None of above
Which method is used to perform DML statements in JDBC ?
A. executeUpdate()
B. executeQuery()
C. execute()
D. None of above
A package is a collection of__________________?
A. Classes and Interfaces
B. Classes
C. Editing tools
D. Editing tools and Interfaces
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