谁帮我把这试卷给做一下呢 每人做一题啊 不要做多

Question

编程

Answer 1

2．执行完  a = 7 % 5 语句后，a的值为：(   )
(A) 0             (B) 2           (C) 3            (D) 5

Answer 2

3．执行完  a = 6>5 || "b"<"D"  语句后，a的值为：(   )
(A) True           (B) False       (C) 1            (D) 0

Answer 3

static void Main(string[] args)
        {
            int i, j, k;
            Console.WriteLine("水仙花数有：");
            for (int num = 100; num < 1000; num++)
            {
                i = num / 100;                    //百位数字
                j = num % 100 / 10;             //十位数字
                k = num % 10;                    //个位数字
                if (i * i * i + j * j * j + k * k * k == num)
                    Console.Write("{0,5}", num);
            }
            Console.Read();
        }

Answer 4

4题
double m = 1;
            for (int i = 1; i <= 999; i += 2)
            {
                m *= (double)i / (double)(i + 1);
            }
            Console.WriteLine(m);
            Console.Read();
或者double ret = 1.0;
            for (int i = 2; i <= 1000; ++i)
            {
                if (i % 2 == 0)
                {
                    ret /= (double)i;
                }
                else
                {
                    ret *= (double)i;
                }
            }
            Console.WriteLine(ret);
            Console.Read();

Answer 5

1题static void Main(string[] args)
        {
            int s = 0;
            for (int i = 12; i <= 1002; i += 10)
            {
                s += i;
            }
            Console.WriteLine(s);
            Console.Read();
        }

Answer 6

1题
static void Main(string[] args)
        {
            int sum = 0;
            int a = 2;
            for (int i = 1; i <= 100; i++)
                sum = sum + a + 10 * i;
            Console.WriteLine(sum);
            Console.Read();
        }

Answer 7

2insert into tab values('搜狐','www.sohu.com','门户网站',4,getdate());

Answer 8

public static int GetInfo()
        {
            int tmp = 0;
            SqlConnection conn = new SqlConnection("server=（local）;database= northwind;Uid=sa;Pwd=123456");
            try
            {
                conn.Open();
                String sql = string.Format("select score from customers where name='{0}'", "张三");
                SqlCommand open_customers = new SqlCommand(sql, conn);
                SqlDataReader dr = open_customers.ExecuteReader();
                if (dr.Read())
                {
                    tmp = dr.GetInt32(0);
                }
            }
            catch (Exception e)
            {                throw e;
            }
            finally
            {
                conn.Close();
            }
            return tmp;
        }

Answer 9

session对象的默认有效期为20分钟

Answer 10

这些题目都很基础。LZ要把打DOTA的精力稍稍用一点在学业上，也不至于一题都不会