DSC的检纠错方式有()
A.7单元4B/3Y检错码
B.十单元7/3码进行水平方向检错
C.ARQ工作方式
D.采用垂直校验符
E.采用二重时间分集方式发送
参考答案:B, D, E
SSO应向公司报告保安事件。
Which of the following statements regarding GIPS is least accurate()
A. A GIPS objective is to promote global "self- regulation".
B. GIPS allows clients to have more confidence in reported performance.
C. To stay GIPS compliant, a firm must abide by GIPS guidelines even when conflicting with local or country -specific regulations.