【简答题】定义一个类 Array ,实现二维数组各行元素按各元素的各位数字之和从小到大排序。具体要求如下: (1) 私有数据成员 l int a[4][5]; 需要行排序的数组。 (2) 公有成员函数 l Array(int t[][5], int n): 构造函数,利用参数数组 t 初始化对象。 l int sum(int t): 求整数 t 的各位数字之和。 l void fun( ); 按题意要求对二...
【单选题】A developer has used this code within a servlet: 62.if(request.isUserInRole("vip")) { 63.// VIP-related logic here 64.} What else must the developer do to ensure that the intended security goal is ach...
A.
Create a user called vip in the security realm
B.
Define a group within the security realm and call it vip
C.
Define a security-role named vip in the deployment descriptor
D.
Declare a security-role-ref for vip in the deployment descripto