redis question:
1, redis data type has what? The amount of each data type scenarios?
2, which you used in the project redis, to solve the problem?
3. What is the difference between memcached and redis?
4. What is the consistency hash principle redis?
5, persistent way redis, which has several, what's the difference?
6, redis clusters way, there are sentinel mechanism, redis cluster
7. What is the realization of the principle redis cluster? How key-value store?
8, redis avalanche cache, the cache penetrate how to solve?
9, redis What are the key policy failure?
C # problem:
1, the difference between the C # readonly and const of?
2, sort of inheritance in C # which interface from? Icompare
3, explanation of the implementation of the principle of single sign-on?
4, the difference between C # and Attribute of the property?
5, the difference between Dataset and DataReader, as well as higher efficiency which?
6, talk about your understanding of the garbage collection mechanism.
7, the difference between abstract classes and interfaces, and when to use an abstract class, when to use the interface.
8, Ado.net, Linq to sql, EF understanding, as well as the kind of efficiency, better performance, and why? Used Nhibernate, iBates.net, spring.net and other frameworks do?
9, WCF usage scenarios?
10, Webservice usage scenarios, and how to solve the security problem?
11, talk about your understanding of the remoting?
12, commissioned to understand and use
13, the difference between Lambda expressions and commissioned.
14 difference, String and the StringBuilder.
15, depending on the difference between injection and control and understanding inverted.
16, the use of multi-threaded, multi-threaded attention to what, understand asynchronous thread.
17, how Asp.net mvc statistical record user access to the Action.
18, talk about your understanding of database optimization.
19, how to optimize front-end web development, how the back-end optimization.
20, talk about your understanding of Memchaed, as well as how to implement a distributed cache, how to solve the problem of cache hit rate. What front-end cache, the cache back-end what?
21, which used the open source .net Framework
22, talk about your understanding of node.js, why use node.js
23, understand the difference between what nosql database and non-relational databases and relational data, talk about the advantages and disadvantages of MongoDB.
24, the message queue it used, how it is stored.
25, using the application.
26, talk about your understanding of the http and tcp
27, wrote a quick sort algorithm.
28. What is reflection? How to improve the performance reflected how to use? Why use reflection (usage scenarios)
Database issues:
1, the difference between the primary key and indexes? A primary key is the index it?
2, views can sort it? Can not
3. What is the index, and the index which classification and description.
4, talk about the flip-flop usage scenarios.
5, sql which circulates several forms (while, cursor)
6. What Sql Schema that?
7, to talk about what database to follow the first three paradigms?
8, please write columns and columns of sql row transfer switch.
9, sql query tree (with tree)
10, how to delete duplicate data in a database table
11, the database cache.
12, mysql how to backup database command
13, you can create an index to the view?