How should read， write and execute permissions for ‘group’ and ‘other’ be granted to all files and directories within the /app filesystem？（） chmod -R 677 /app。 chmod -R 664 /app。 chmod -r 677 /app。 chmod -r 664 /a。
View the Exhibit to observe the roles assigned to the SL_REP user. Which statement is true about theassignment of the SELECT_CATALOG_ROLE role to the SL_REP user（） The user must enable the role explicitly.。 The user can grant the role to other users.。 The user cannot use the role until the DBA enables it explicitly.。 The user can start using the role immediately without any change。
按照我国相关法律规定，下列表述正确的是（） 域名权利就是商标权利。 先注册的域名如果是他人的商标就是域名抢注行为。 域名是一种知识产权客体，这在各国法律中已经有明确规定。 驰名商标被他人注册就构成了对商标权的侵害。
课堂充满了（），没有提炼和提升，就没有进步。
A customer is using Metro Mirror to mirror the company inventory database from an IBM System Storage DS8700 at their headquarters to a DS8300 at a remote site. Due to bandwidth concerns they are planning to change the mirroring mode to Global Mirroring. They have asked for assistance. What must be done to help the customer make the change?（） reboot the secondary system。 rezone the Storage Area Network switches。 break and re-establish the mirror relationship。 increase the buffer credits in the HBAs to reflect the new mirror relationshi。
组织管理中建议成熟的组织形式为（）
