Java MCQ Questions for Placement

Q.  In order to transfer data between a database and an application written in the Java programming language, the JDBC API provides which of these methods?

a. Methods on the ResultSet class for retrieving SQL SELECT results as Java types.
b. Methods on the PreparedStatement class for sending Java types as SQL statement parameters.
c. Methods on the CallableStatement class for retrieving SQL OUT parameters as Java types.
d. All mentioned above


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Reusability of the code can be achieved in CPP through ______ .
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MCQs:  By default, members of the class are ____________ in nature.
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MCQs:  Which of the followings are true about constructors? 1. A class can have more than one constructor. 2. They can be inherited. 3. Their address can be referred. 4. Constructors cannot be declared in protected section of the class. 5. Constructors cannot return values.
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MCQs:  Which of the following are true about static member function? 1. They can access non-static data members. 2. They can call only other static member functions. 3. They can access global functions and data. 4. They can have this pointer. 5. They cannot be declared as const or volatile.
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