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.Management Sciences
Category: Java concepts and its programming
Which type of inheritance is not supported by java_____________?
A. Single
B. Mulilevel
C. Hirarchical
D. Multiple
In Java, the word true is ___________________?
A. A Boolean literal
B. A Java keyword
C. Same as value 0
D. Same as value 1
What is jdb_________________?
A. java Disassemble
B. java Interpreter
C. java compiler
D. java debugger
Which statement is static and synchronized in JDBC API ?
A. getConnection()
B. executeQuery()
C. prepareCall()
D. executeUpdate()
All raw data types should be read and uploaded to the database as an array of________________?
A. int
B. byte
C. char
D. bollean
Which metrhods are utilized to control the access to an object in multi threaded programming ?
A. Synchronized methods
B. Asynchronized methods
C. Serialized methods
D. None of above
Suppose a class has public visibility. In this class we define a protected method. Which of the following statements is correct ?
A. From within protected methods you do not have access to public methods.
B. This method is only accessible from inside the class itself and from inside all subclasses.
C. In a class, you cannot declare methods with a lower visibility than the visibility of the class in which it is defined.
D. This method is accessible from within the class itself and from within all classes defined in the same package as the class itself.
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