5 what is JDBC connection interface? It maintains a session with the database. It can be used for transaction management. It provides factory methods that returns the instance of Statement, PreparedStatement, CallableStatement and DatabaseMetaData. 6 the purpose of JDBC resultSet interface? the resu...
1.JDBC Interview Questions and Answers If you are working on Enterprise applications, I am sure that JDBC API is a part of it. JDBC API provides database connectivity for relational databases, such as MySQL and Oracle. This article has a collection of 40+ interview questions related to the ...
This core Java question is followup of previous question and expecting candidate to write Java singleton using double checked locking. Remember to use volatile variable to make Singleton thread-safe. check 10 Interview questions on Singleton Pattern in Java for more details and questions answers 12....
Read more: 11 Multithreading Interview Questions (With Example Answers) Can you explain the JDBC API?Sample answer: JDBC, or Java Database Connectivity, is an API providing connectivity between the Java programming language and a wide array of databases. It allows us to execute SQL statements ...
JDBC (Java Database Connectivity) to connect Oracle DB. Oracle JDBC driver, use `DriverManager. Establishing a Connection: By calling `DriverManager.getConnection()`, and executing queries using `Statement` or `PreparedStatement`. 32) Explain the process of connecting Spring application to ...
IO and NIO2 Enhancements Nashorn JavaScript Engine javac Enhancements JVM Changes Java 8 Compact Profiles: compact1,compact2,compact3 JDBC 4.2 JAXP 1.6 Java DB 10.10 Networking Security Changes Advantages of Java SE 8 New Features? We can get the following benefits from Java SE 8 New Features:...
Looking forward to appear in Java Interview, here are the key Java Interview Questions with Answers only for you. - aatul/Java-Interview-Questions-Answers
Top 1000+ J2EE Interview Questions and Answers . Contribute to WeKnow-io/java-interview-questions development by creating an account on GitHub.
答案:(http://www.java67.com/2015/08/top-10-method-overloading-overriding-interview-questions-answers-java.html) 提示:覆盖发生在子类,而重载发生在同一个类中。此外,覆盖是运行时活动,而重载在编译时解析。 29)如何防止一个类在Java中被继承? 答案:(http://www.java67.com/2017/06/10-points-about...
Q11: What is JDBC? 话题:爪哇 难度:⭐⭐ JDBC is an abstraction layer that allows users to choose between databases. ĴDBC enables developers to write database applications in Java, without having to concern themselves with the underlying details of a particular database. ...