An IT director is eager to adopt POWER7 servers because of their relative performance ratings and energy efficiency， but is concerned about migrating applications which require AIX 5.3. Which of the following will address his concern？（） POWER7 servers running AIX 5.3 operate in POWER5+ mode.。 POWER7 servers running AIX 5.3 operate in POWER6 and POWER6+ mode.。 POWER7 servers running AIX 5.3 operate in POWER5 and POWER6 modes.。 POWER7 servers running AIX 5.3 operate in POWER6 and POWER7 modes.。
男性患者，73岁，因急腹症人院，急救过程中先后出现少尿、肺水肿、呼吸困难、嗜睡、意识障碍、消化道出血等症状，应诊断为（） DIC。 ARF。 MODS。 ARDS。 SIRS。
You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was create.) How do you obtain the definition of the view? （） Use the DESCRIBE command in the EMP_DEPT VU view.。 Use the DEFINE VIEW command on the EMP_DEPT VU view.。 Use the DESCRIBE VIEW command on the EMP_DEPT VU view.。 Query the USER_VIEWS data dictionary view to search for the EMP_DEPT_VU view.。 Query the USER_SOURCE data dictionary view to search for the EMP_DEPT_VU view.。 Query the USER_OBJECTS data dictionary view to search for the EMP_DEPT_VU view.。
维持需要
You work as a database administrator for Supportcenter.cn. Your database is in NOARCHIVELOG mode and you want to perform a backup. Which type of backup would be appropriate in this case？（） Hot backup。 Online backup。 consistent backup。 incremental backup。 inconsistent backu。
A customer has a file server using RAID-5 with 8KB sequential write operations. How should the disk controller cache be configured for optimal performance and data integrity？（）
