下面来看看这份由应届毕业生笔试频道推荐的笔试题目
1:In Object Oriented Programming, how would you describe encapsulation?
conversion of one type of object to another.
runtime resolution of method calls.
exposition of data.
separation of interface and implementation.
2:如下程序的运行结果是:public abstract class A{public A(){eLine(''A'');}public virtual void Fun(){eLine("()");}}public class B: A{public B(){eLine(''B'');}public new void Fun(){eLine("()");}public static void Main(){A a = new B();();}}
A.A B ()
B.A B ()
C.B A ()
D.B A ()
3:Which of these string definitions will prevent escaping on backslashes in C#?
ng s = #”n Test string”;
ng s = “’n Test string”;
ng s = @”n Test string”;
ng s = “n Test string”;
4:假定a和b为int型变量,则执行下述语句组后,b的值为a=1;b=10;do{b-=a;a++;} while (b--<0);
A.9
B.-2
C.-1
D.8
5:abstract class BaseClass{public virtual void MethodA(){eLine("BaseClass");}public virtual void MethodB(){}}class Class1: BaseClass{public void MethodA(){eLine("Class1");}public override void MethodB(){}}class Class2: Class1{new public void MethodB(){}}class MainClass{public static void Main(string[] args){Class2 o = new Class2();odA();}}请问,此程序输出结果是:
Class
Class Class1
s1
s1 BassClass