how to prepare for java interview

, and maybe you're doing the trivial modules of the project, and of course these are your weaknesses and cannot be changed, but how to make up for this disadvantage. From the side of the teacher's words I sum up a few: 1, clearly what your project is doing, what functions. 2, clear the overall structure of your project, in the interview can be clearly drawn to the interviewer to see and clearly indicate where to call from where, use what way to call.

interview: Implementing a Singleton mode in JavaAfter the interview series update, finally ushered in our first phase, we will close to the "sword refers to offer" topic to bring you the explanation of Java, individual or very recommended "sword refers to the offer" as the interview will brush books, this does not, onc

Multithreading and concurrency issues are among the questions that interviewers prefer to ask in a Java technology interview. Here, the most important questions are listed from the interview point of view, but you should still have a solid grasp of the basics of Java multithreading to match the problems you encounter l

concepts of the Java programming language. Although they look similar, we don't care about these concepts as programmers, but they are different products for specific purposes. This is a common Java interview problem, and this article explains the concepts and gives the difference between them. 1) Java Development Ki

background to parse out the small JSON to modify the table data, respectively.9, Next Test Database knowledge: Title: Age name 28 Zhangsan 28 Lishi 30 Wangwu 40 Zhaoliu Question: How many people in the 28-year-old, several 30-year-olds, 40-year-olds?I'm going to start with case and then.Select Age,sum (case age =20 then 1 else 0) as T1,sum (case age = 1 and else 0) as T2,sum

(throughput) collector? The throughput collector uses a parallel version of the new generation garbage collector, which is used for medium-sized and large-scale data applications. The serial collector is sufficient for most small applications, which require about 100M of memory on modern processors. 41. In Java, when can objects be garbage collected? This object can be recycled when the object becomes inaccessible to applications that currently use t

the interviewer came, first gave a piece of paper let me do the question and then left, I look at a face, 15min did not write; After the interviewer came back to ask me what the situation, I said I am not familiar with Java, he said this is not Java, very embarrassing. He asked me to write a binary tree follow-up traversal non-recursive, but also a face, tossing a half-day even a train of thought also, did

Recently quit, face a few Java senior post, deep feeling, hereby write a blog record.Impression 1: Long time no interview, many of the concept of things are forgotten, the first few interviews good embarrassment, words are not clear. Later, after several times in the heart, I began to leisurely. The specific interview question is actually not much difficult, at t

understand the process of solving the problem, and find out what the individual has done, how to do, and what has been harvested. This is the accumulation of experience. The company ultimately needs to contribute to the work of the staff, so the need for experienced people to help solve the problem, then the ability to solve problems and thinking is very important. For students who do not have much experience, such as a new graduate or an intern, then they need a good foundation and some person

first, the Java Basic article-concept1. Describe the Linux you know:Linux originated in 1991, 1995 popular free operating system, currently, Linux is the mainstream server operating system, widely used in the Internet, cloud computing, smart phones (Android) and other fields. Because Java is primarily used for server-side development, there are many Linux-deployed environments for