网新恒天校园招聘笔试题目

1、文档编码 : CU8Q8S2S10E10 HR6K2O7N10F7 ZV8I8L6J4K5网新恒天校内聘请笔试题目 2 26 、下面程序的运行结果是 public class ConstructorTest public ConstructorTest 1 this6; System.out.println this is a constructor. public ConstructorTestint i thisi-1 , -i; System.out.printlni; 2 public ConstructorTestint i , int j System.out.printlni+j

2、; public static void mainString args ConstructorTest col = new ConstructorTest; 3 ; A、6 this is a constructor. 9 B、10 5 this is a constructor. C、5 9 this is a constructor. D、5 10 this is a constructor. 27 、下面程序的运行结果是 4 public class Father public Father System.out.println i am father. public void rea

3、d 5 System.out.println Father is reading. public static void mainString args Father father = new Son; father.read; 6 ; class Son extends Father public Son System.out.println i am Son. 7 public void read System.out.println Son is reading. ; A、 i am father. Father is reading. 8 B、 i am Son. Son is rea

4、ding. C、 i am father. i am Son. Son is reading. D、 i am Son. i am father. Son is reading. 9 28 、下面程序的运行结果是 public class Father public Father System.out.println i am father. 10 public void read System.out.println Father is reading. public static void mainString args Father father = new Son; 11 father

5、.write; ; class Son extends Father public Son System.out.println i am Son. 12 public void write System.out.println Son is writting. public void read 13 System.out.println Son is reading. ; A、 i am father. i am Son. Son is writting. B、 i am Son. 14 Son is writting. C、 i am father. Son is writting. D、

6、 程序有错误,无法运行29 、下面程序的运行结果是 public class OuterClass private class InterClass 15 public InterClass System.out.println InterClass Create public OuterClass 16 InterClass ic = new InterClass; System.out.println OuterClass Create public static void mainString args OuterClass oc = new OuterClass; 17 ; A、 Ou

7、terClass Create B、 InterClass Create C、 InterClass Create OuterClass Create D、OuterClass Create InterClass Create 18 30 、下面程序的运行结果是 public class StringTest public static void mainString args String hello = hello String hel = hel 19 String lo = lo System.out.printlnhello = hel + lo System.out.println

8、hello = hel + lo; ; A、true true 20 B、false false C、true false D、false true 三、编程题1、已知 memcpy的函数为：void* memcpyvoid *dest , 21 const void* src , size_t count其中 dest 是目的指针,src 是源指针；不调用 c+/c的 memcpy库函数,请编写 memcpy ；void* memcpyvoid *dest , const void* src , size_t count assert dest .= NULL src .= NULL; /

9、安全检查assertcount char* psrc = char *src; char* pdest = char *dest; 22 whilecount- *pdest+ = *psrc+; return dest; 四、附加题23 1、用适当的方法统计出下面字符串中显现次数最多的字符,已知字符串为：Welcome to our company Software Engineer Recruitment Examination. char MostTimeschar* str int i , max , hash256; char ch; fori = 0 ; i 256 ; +i 24 hashi = 0; fori = 0 ; stri .= 0 +i ifstri = a stri = z | stri = A stri = Z +hashstri; fori = 0 , max = 0; i 256 ; +i 25 ifhas