object oriented interview questions

115 Java Interview Questions and answers-ultimate list (I), 115 java Object-Oriented Programming (OOP) Java is a computer programming language that supports concurrency, class-based, and object-oriented. The advantages of

between an interface and an abstract class? What is the basis for using interfaces and abstract classes?Q13: What are the similarities and differences between custom controls and general user controls? If you want to use either of the two, which one do you choose? Why?Q14: Describe ASP. NET Server Control LifecycleQ15: UMLQ16: object-oriented concept, Main FeaturesQ17: basis for classification. Class granu

. Do/while structure at the end of the loop to determine whether the next iteration will continue. The do structure executes at least one loop body.17. Question: What is the locale class?Answer: The locale class is used to dynamically adjust the output of the program according to the locale.18. Question: What is the principle of object-oriented programming?Answer: There are three main points, polymorphism,

virtual function? 6. What is the difference between stdcall and cdecl? There are also the C ++ interview questions of that pure US-funded enterprise. The questions are relatively biased, including class member pointers, temporary objects when the parameters are objects, and the template is special, it is recommended that you read Objective c ++ and the English C

>What is. Net? What isCLI? What isCLR?IlWhat is it?JITWhat does it work?GCWhat is it, brieflyGCMethod of work? CLI is a standard; CLR is the implementation of CLI;. Net is a framework built based on CLR; Developers need to communicate with CLR through Il. Although IL itself supports some object-oriented concepts, it is too complicated and inefficient for developers, So C # came into being,ProgramDevelo

1 Some important points about polymorphism and object-orientedAs an object-oriented programmer, this problem is to be clear, on-line, textbooks are standard answers, the key is to understand the connotation oh.2 about virtual function tables and Rtti This inside C + + Object model speaks fairly clearlyThe first item of

Summary and Induction of JAVA interview questions of Niuke Network (1), Niuke javaPreface Today, I saw an article on explaining the Spring framework in the Nuggets. The article mentioned Niu Ke's interview questions. As a result, I downloaded the Niuke web app and found that there are many

The following questions are my interview questions collected from the internet. I wrote my own answers and asked you to correct any mistakes. 1. What are the differences between property and attribute in C #? What are their respective uses? What are the advantages of this mechanism?Property usageGet/set method. It is mainly used for data interaction between class

(Xhr.responsetext); }}}3. Brief introduction of ES6ES6 added let, const declaration variables in the declaration and definition of variables, there is the concept of local variables, the assignment has more attractive structure assignment, while ES6 to string, array, regular, object, function and so on extended some methods, such as string aspects of the template string, function of the default parameters, The concise expression of the

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

 original link Connection author : Pankaj translator : Zheng Xudong proofreading : Fang FeiMultithreading 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

solves this problem for us. After the online pool submits the callable task, a future object is returned, using which we can know the status of the callable task and get the result of the execution callable returned. The future provides a get () method so that we can wait for callable to end and get its execution results.Read this article to learn more about the callable,future example. 6. What is Futuretask?Futuretask is a fundamental implementation

ASP and net interview questions 1. Briefly describe the access permissions of private, protected, public, and internal modifiers.A. Private: Private Members can be accessed within the class.Protected: protects members, which can be accessed within the class and in the inheritance class.Public: A Public member. It is completely public and has no access restrictions.Internal: accessible within the same name

Sp. Net interview questions (To original address http://blog.sina.com.cn/s/blog_524c848901009e7b.html ~ Type = v5_one label = rela_nextarticle author Li Yang's blog http://blog.sina.com.cn/liiyang) 1. Briefly describe the access permissions of private, protected, public, and internal modifiers. A. Private: Private Members can be accessed within the class. Protected: protects members, which can be accesse

Transferred from: http://icyfenix.iteye.com/blog/715301The background of this post is tonight to see JE on this posting: http://www.iteye.com/topic/715256, the words written on impulse, if you can, can have other interviewers to analyze their interview questions asked, it may be a very meaningful thing. In the company as a technical interviewer for a few years, from graduating students to work more than 10

something to talk About.Node. JS interview questions What is the Error-first callback mode? How to avoid "callback hell"? What is Promises? What tools unify the code style of the team? Why is a unified code style important? When should I use npm? When should I use yarn? What is the pile code (stub)? Please describe an application scenario! What is a test pyramid? Please ill

wrapper type , which means that the wrapper type can be converted directly to the base data type , as shown in the following code:int m=100; Integer im=int N=im; The appeal code directly assigns m to the wrapper object IM, which is automatically boxed and then directly assigns the IM to the basic data type N, which is the automatic unpacking. Although the code on the surface is simple and convenient, however, in essence, the container still uses n

object. Conversely, when Getfullname () is assigned to the test variable, the context refers to the Global Object (window). This is because test is a property that is implicitly set to the global object. For this reason, the function returns the FullName of the window, that is, the value defined in the first row. Question 5:call () and apply ()Now let you solve

Lock, Object lock, class lock?40. What happens if a thread inside a synchronization block throws an exception?41. What is the difference between concurrent programming (concurrency) parallel programming (parallellism)?42, how to ensure that the results of multi-threaded i++ correct?43. What happens to a thread if a run-time exception occurs?44. How do I share data between two threads?45. What is the role of the producer consumer model?46, how to wake

(Image reuse)Catching exceptions2. Other methodsLISTVIEW:CONVERTVIEW/LRU (Level three cache)Avoid performing object creation in the OnDraw methodUse multiple processes with caution3, Bitmap interview questions explainedA) Recycle: Release bitmap memory will release the corresponding native memory, but not immediately released, but after the call can not use the