While you may be using the Java programming language for some time, this Java interview question shows the interviewer that you know the technicalities too. 7. Why is Java not considered to be purely object-ori
This is one of the tough Java interview question and its open for all, my friend didn't knowthe answer so he didn't mind telling me. my take is that stored procedure should return error code if some operation fails but if stored procedure itself fail than catching SQLException is only ch...
Answer:Garbage collection automatic process and can't be forced. Question:What is OOPS? Answer:OOP is the common abbreviation for Object-Oriented Programming. Question:Describe the principles of OOPS. Answer:There are three main principals of oops which are called Polymorphism, Inheritance and Encaps...
Question:What is Collection API? Answer:The Collection API is a set of classes and interfaces that support operation on collections of objects. These classes and interfaces are more flexible, more powerful, and more regular than the vectors, arrays, and hashtables if effectively replaces. Example...
Open to all. In my opinion throwing exception from constructor is an option.Answer:This is similar to previous interview question. Since constructor of Singleton class is supposed to beprivateit prevents creating instance of Singleton from outside butReflection can access private fields and methods,...
Java Programming Help! Are you looking for Java programming help? Are you having trouble understanding an aspect of Java? Trying to look for an answer to a specific situation but can't find it? Check out the various question and answer pages on the category you're interested in and see ...
Java 8 has been released in March 2014, so it’s one of the hot topics in java interview questions. If you answer this question clearly, it will show that you like to keep yourself up-to-date with the latest technologies. Java 8 has been one of the biggest releases after Java 5 anno...
Question:How you can force the garbage collection? Answer:Garbage collection automatic process and can't be forced. Question:What is OOPS? Answer:OOP is the common abbreviation for Object-Oriented Programming. Question:Describe the principles of OOPS. ...
1. **问题分析**:题目询问在Java编程中,程序员创建哪种类型的文件,以及编译器将其转换为哪种文件。根据Java基础知识,源文件为`.java`文件,编译后的结果为字节码文件(`.class`文件)。 2. **逐项分析**: - **(a) HTML, byte code**:`HTML`是网页文件,与Java源代码无关,直接排除。
面试官：RabbitMQ-如何保证消息不丢失 候选人：嗯！我们当时MYSQL和Redis的数据双写一致性就是采用Rabbit...