AsiaInfo written test java
baseShanghai
Multiple choice questions include java basics, jsp, web, linux, data structure
1. java core package
2. String concatenation
3. Implement the Runable interface, the run method and the start method
4. Determinants of the length of thread running time
system platform instead of jvm
5. Can the array object be printed when it is not initialized?
int[10] arr is 0 if it is arr[0], and throws an exception if it is arr[5]
6. The relationship between interface and class
7. Read the byte stream of the file
8. short data type
9. Which jsp tag is correct
10. javaMail protocol for sending and receiving mail
11. mysql storage engine
12. mysql statement to insert column B after column A
13. Spring's abstraction and support for the JMS layer
14. Three standard control statements
15. linux less command
16. linux chmod command
17. Algorithm for finding the single-source shortest path
18. A forest with n vertices and k edges has at least a few trees
and some program reading questions