a) Object-oriented
b) Use of pointers
c) Portable
d) Dynamic and Extensible
b) Use of pointers
Pointers store and manage the addresses of dynamically allocated blocks of memory. It is not a Java feature. Java provides an efficient abstraction layer for development without using a pointer in Java. Features of Java Programming are Portable, Architectural Neutral, Object-Oriented, Robust, Secure, Dynamic and Extensible, etc.
a) lib b) package c) getlib d) import Answer d) import
a. ResultSet b. DriverManager c. Statement d. Connection Answer: b. DriverManager Explanation: DriverManager is a class that acts as an interface between users and Drivers. It
a) True b) False Answer b) False Explanation: A subtype is something that is substituted for and behaves as its parent type. All subclass may
i) It is used as its fundamental building block ii) Similar objects are classified using a concept of class iii) Polymorphism and abstraction are not
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