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A. In Active Directory, modify the Default Domain Policy. Disable the Do not check for user ownership of Roaming Profile Folders setting.
B. In Active Directory, modify the Default Domain Policy. Enable the Delete cached copies of roaming profiles setting.
C. Log on to all client computers and delete all user profiles from the local hard disks.
D. Log on to all client computers and configure the Number of previous logons to cache setting to 0.
某闪光灯在ISO100时闪光指数为40,如果其他条件不变,只将感光度提高到ISO200,该闪光灯的感光
A.增加到80
B.增加到56
C.仍然是40
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