java interview questions for 7 years experience

deadlock problems are common when writing multithreaded concurrent programs, but many candidates are not able to write deadlock free code (no deadlock codes?). ), they struggled. Just tell them that you have n resources and n threads, and you need all the resources to complete an operation. For the sake of simplicity here the n can be replaced with 2, and the larger the data will make the problem look more complicated. Get more information about deadlocks by avoiding deadlocks in

Java learning path-simple basic interview questions, java path-Questions 1. What are the features of object orientation? A: The object-oriented features mainly include the following: 1) Abstraction: Abstraction refers to the process of summarizing the common features of a cl

Logical Thinking interview questions-java backend interview-,-java backend(-1) Preface I recently participated in an interview and was very interested in the pen questions. I will retur

The PHP interview questions compiled by NLP are correct. it should not be a problem to find 78k. someone always asks me for these questions and asks me to answer them... now let's get it done. if you can do it well, we suggest you give the salary between 6 and 9 ...? Should the level be in progress? This is something I have tried to recruit people around 12

Internet | Experience in the Internet industry has been 7 years, some sentiment in the brain circling. Through a lot of lessons and enthusiasm, work and life gave me some lessons and experience, encountered a thing, often have a sense of déjà vu, but really to say why, it seems impossible to give them a high degree of

execution.Surround notification is one of the most common types of notifications. Most interception-based AOP frameworks, such as Nanning and JBOSS4, provide only surround notifications.The concept of pointcut (pointcut) and connection point matching is the key to AOP, which makes AOP different from other old technologies that simply provide interception functionality.The pointcut enables the location notification (advice) to be independent of the OO hierarchy. For example, a around notificatio

Internet | experience Engaged in the Internet industry has been 7 years, some sentiment in the brain circling. Through a lot of lessons and enthusiasm, work and life gave me some lessons and experience, encountered a thing, often have a sense of déjà vu, but really to say why, it seems impossible to give them a high de

One of the interview summaries: Java handles linked list questions during the interview and java handles themThe linked list is often used in interviews. This article has referenced some other articles and added my own summary. Basically, every algorithm has been tested and

Java Exception Handling interview questions, java exception handling questions 1. What are the differences between error and exception? An error indicates a system-level error. It is an internal error in the java Runtime Environme

Today, the valuable experience of the past, the author has more than 7 years of technical management experience, most times with 80+ people, now in 360, this is the experience of years of work summed up, definitely not chicken sou

interviews, and technical interviews are divided into professional knowledge interview and project experience assessment. It should be said that the written test and professional knowledge interview is to assess your knowledge of a certain aspect (Java EE or. net) mastery and proficiency level! And the project