语句int []a=new int[12]定义了（ ）个数组元素
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下面哪个语句是创建数组的正确语句
A. float f[]=new float[6]
B. float f[6]=new float[6]
C. float [] f=new float[6]
D. float f=new float[6]
数组pins的定义如下:string[ ] pins = new string[4]{"a","b","c","d"};执行下列语句后,数组pins的值为 ( ) 。string[ ] myArr = pins ;myArr [3] = "e";
A. "a","b","e","d"
B. "a","b","c","e"
C. "a","b","c","d"
D. "e","e","e","d"
标识队列中的不同消息是通过____。
A. 消息ID
B. 接收句柄
C. 消息体
D. 消息摘要
SQS的消息体使用了____加密算法。
A. MD2
B. MD5
C. RSA
D. SHA1
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