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Android interview questions
1. Which of the following statements about memory reclaim are correct? (B)A. the programmer must create a thread to release the memory.B. The memory reclaim program is responsible for releasing useless memory.C. The memory reclaim program allows programmers to directly release the memory.D. The memory reclaim program can release memory objects at the specified time.
2. The follow
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 granularity issuesQ18: Transaction Management Problems
First, let's talk about the differences
What is the hidden content of this post after a PHP programmer's classic interview and a written examination question? 201712195421.rar (41.35KB, Downloads: 1) 2010-10-1322: 37 uploads and downloads: 1 Original Post address: http://phpjava.org/thread-25-1-1.htmlthis article comes from the PHP programmer's classical interview Analysis of written examination questions
Interview Diary--Alibaba Java interview
Ali's interview is the most stressful one, but also the most test of technology.Did not expect Ali's interview notice is now received, can be said to be belated love it.Interview The remote interv
Before I resigned, I gave my company a set of interview questions. What do you think is difficult ??
Oracle Database assessment:
1. Write a jdbc connection to the database and add, delete, modify, and query data code (simply write it ).
Answer:
PublicstaticvoidMain (String [] args ){
//TODOAuto-generated method stub
Connection cn =Null;
CallableStatement cstmt =Null;
Try{
// Do not do this here, because th
Interview Questions:. Net remoting
1. What's a Windows Process?
It's an application that's running and had been allocated memory.
2. What's typical about a Windows Process in regards to memory allocation?
Each process is allocated its own block of available Ram space, no process can access another process 'Code or data. if the process crashes, it dies alone without taking the entire OS or a bunch of
Spring, hibernate, Struts interview questions from: http://shwenwen.itpub.net/post/34911/486887
How does hibernate work and why?Principle:1. Read and parse the configuration file2. Read and parse the ing information and create sessionfactory3. Open sesssion4. Create transaction Transation5. Persistent operations6. Submit the transaction7. Disable session8. Disable sesstionfactory
Why:1. For JDBC access
Java provides and supports creating abstract classes and interfaces. Their implementations share the following things:
All methods in the interface are implicitly abstract. Abstract classes can contain both abstract and non-abstract methods.
Class can implement many interfaces, but can inherit only one abstract class
Class to implement an interface, it must implement all methods declared by the interface. However, classes do not implement all
Echo is a language structure and has no return value. The print function is basically the same as echo. The difference is that print is a function and has a return value. print_r is a recursive print, which is used to output the PHP interview questions and answer 1 of the array object.
1. use PHP to print the previous day in the format of 22:21:21
// Echo date ('Y-m-d H: I: S', time ()-60*60*24Echo date ("
First Interview Questions (Java direction, China Rural Credit Cooperative)
1. What are the basic types of Java?
Byte, short, Int, long, float, double, Char, and Boolean.
2. Write a common design pattern?
Http://blog.csdn.net/xuqianghit/archive/2010/07/24/5761816.aspx
3. Explain the polymorphism in
security.Even so far, some people don't even know the basic semantics of SQL syntax.String sql = "SELECT * from Tb_name where name= '" +varname+ "' and passwd= '" +varpasswd+ "'";If we pass [' or ' 1 ' = ' 1] in as varpasswd. User name feel free to see what will become?SELECT * from tb_name = ' random ' and passwd = ' or ' 1 ' = ' 1 ';Because ' 1 ' = ' 1 ' is sure to be true, so you can pass any validation. What's more:Put [';d rop table tb_name;] Incoming in as VARPASSWD:SELECT * from tb_name
discard other tasks after the D.looper, each Looper create a message queue and thread object, not a resource pool; so the answer is AC9. The following understanding of the Android Ndk is correct ( ABCD )A, the NDK is a collection of a series of toolsB, NDK provides a stable, limited functionality of the API header file declarationC, so that "java+c" the development of the way finally become a positive, officially supported the development of the wayD
maintainability and non-repetition of wheel-making. For example, all spring templates (JDBC,REST,JPA, and so on) have the following advantages: they are built in a consistent way, so you can skip these general steps to focus on more important business logic.
Spring MVC is not necessarily the best web framework. There are other, for example, Struts 2,wicket and JSF. That said, spring can also be well integrated with these frameworks (STRUTS,JSF, etc.).
XML files are too bloated, and this
briefly summarize below:
TCP multiplexing: TCP connection multiplexing is the reuse of HTTP requests from multiple clients to a single server-side TCP connection, while HTTP multiplexing is the processing of multiple HTTP requests by one client over a TCP connection. The former is a unique feature of the load balancer device, which is a new feature supported by the HTTP 1.1 protocol and is currently supported by most browsers.
Content caching: Caches the content that is often used,
-9fa4ae06b28a.html
Part 2: Spring, hibernate, and struts interview questions
How does Hibernate work and why?Principle:1. Read and parse the configuration file2. Read and parse the ing information and create SessionFactory3. Open Sesssion4. Create transaction Transation5. Persistent operations6. Submit the transaction7. Disable Session8. Disable SesstionFactory
Why:1. The code for JDBC database access is en
Introduction: This is a PHP interview I have encountered. Here I will record the details page, introducing PHP, related knowledge, skills, experience, and some PHP source code.
Class = 'pingjiaf' frameborder = '0' src = 'HTTP: // biancheng.dnbc?info/pingjia.php? Id = 337763 'rolling = 'no'>
Continuous updates. If you have good questions and want to share them or have better explanations or methods, please
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
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
the application, so hibernate level two caches are Concurrency problems are possible, so an appropriate concurrency access policy is required that provides the transaction isolation level for cached data. The second-level cache is optional and is a configurable plug-in, which, by default, is not enabled by Sessionfactory.When hibernate accesses the data object according to the ID, it is first checked from the session level cache, and if the level two cache is configured, then it is checked from
This article briefly introduces the interview questions for jsp programmers. For more information, see.
JSP Question 1. What built-in objects does jsp have? What are their roles?
A: JSP has the following nine basic built-in components (which can correspond to the six internal components of ASP ):
Request client request, which contains parameters from the GET/POST request
Response returned from the response
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