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Which of the following below are valid isolation levels in J2EE ?

September 1, 2021April 18, 2019 by QuizMaster

Which of the following below are valid isolation levels in J2EE ?

A. TRANSACTION_READ_UNCOMMITTED
B. TRANSACTION_SERIALIZABLE
C. Only A
D. Both A and B

What will the output of the following program? public class Test{ public static void main(String args[]){float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); } } ?

September 1, 2021April 18, 2019 by QuizMaster

What will the output of the following program? public class Test{ public static void main(String args[]){float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); } } ?

A. 0
B. 1
C. 2
D. 3

Process of creating exact copy of the existing object is called_______________?

September 1, 2021April 18, 2019 by QuizMaster

Process of creating exact copy of the existing object is called_______________?

A. overloading
B. overriding
C. cloning
D. cog

If method have same name as class name and method don’t have any return type then it is known as______________?

September 1, 2021April 18, 2019 by QuizMaster

If method have same name as class name and method don’t have any return type then it is known as______________?

A. Constructor
B. Destructors
C. Variable
D. Object

Which metrhods are utilized to control the access to an object in multi threaded programming ?

September 1, 2021April 18, 2019 by QuizMaster

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

The smallest integer type is _ and its size is bits?

September 1, 2021April 18, 2019 by QuizMaster

The smallest integer type is _____________ and its size is____________ bits?

A. short, 8
B. byte, 8
C. short, 16
D. short, 16

Which keyword is used while using interface________________?

September 1, 2021April 18, 2019 by QuizMaster

Which keyword is used while using interface________________?

A. throw
B. throws
C. extend
D. implements

Super is the predefined_______________?

September 1, 2021April 18, 2019 by QuizMaster

Super is the predefined_______________?

A. Method
B. Keyword
C. Keyword and Method
D. None of above

The class java.sql.Timestamp is associated with _____________?

September 1, 2021April 18, 2019 by QuizMaster

The class java.sql.Timestamp is associated with _____________?

A. java.util.Date
B. java.util.Time
C. java.sql.Time
D. None of above

Which of the following statements about arrays is syntactically wrong ?

September 1, 2021April 18, 2019 by QuizMaster

Which of the following statements about arrays is syntactically wrong ?

A. arrayName[] p = new arrayName[5];
B. arrayName p[][] = new arrayName[2][];
C. arrayName[] p [];
D. arrayName p[5];