利用医院就诊或住院病人为研究对象时,由于入院率的不同而造成的偏差是()
A. 无应答偏倚
Berkson’s偏倚
C. 抽样误差
D. 易感性偏倚
E. 混杂偏倚
查看答案
You have stored confidential financial data in a shared folder named AccSecured on your Windows 2000 Professional computer. Your company hires an intern named Richard. You create a subfolder named intern, which Richard needs to access. You want to allow Richard access to the intern subfolder only. You create a user account named intern. You want to allow the intern user account the ability to update, create, and delete files within the intern folder. You need to prevent Richard from accessing any other files or folders within the AccSecured folder. What should you do?()
A. Map a network drive to the AccSecuredintern folder from Richard’s computer.
B. Map a network drive to the AccSecured shared folder from Richard’s computer.
C. Allow the intern user account modify permissions on the intern subfolder.
D. Allow the intern user account traverse folder/execute file permission on the AccSecured folder.
E. Allow the intern user account list folder content permission on the AccSecured folder. Remove read extended attributes and read permissions.
外汇贷款选择固定利率,按约定的固定利率档次计算。
A. 正确
B. 错误