填空题1916年（）职业高尔夫选手协会成立，15年前，英国的PGA已经建立。当年10月，（）赢得第一届PGA锦标赛冠军，获得500美元的冠军奖金。
填空题
1916年（）职业高尔夫选手协会成立，15年前，英国的PGA已经建立。当年10月，（）赢得第一届PGA锦标赛冠军，获得500美元的冠军奖金。
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You are working in a dedicated server environment. Your database is running in the automatic Program Global Area （PGA） memory management mode. Which two statements are correct in this scenario？ （）A、 The WORK_AREASIZE_POLICY initialization parameter cannot be set to AUTO.B、 The Oracle database automatically controls the amount of PGA memory allotted to SQL work areas.C、 Setting the value of the SGA_TARGET initialization parameter to 0 will disable the automatic PGA memory management.D、 The SORT_AREA_SIZE parameter is ignored by all the sessions running in the automatic PGA memory management mode.
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The DBA has chosen to manage SGA and PGA memory separately in an OLTP database because of his unique knowledge of the application. Which of these are good starting points to use when configuring the maximum values for SGA and PGA，based on the amount of memory available on the system？（）A、 20% SGA 80% PGAB、 25% SGA 75% PGAC、 50% SGA 50% PGAD、 75% SGA 25% PGAE、 80% SGA 20% PGA
单选题Examine the parameter setting in your database: Which statement is correct about the database?（）A Automatic memory management is disabled because PGA_AGGREGATE_TARGET and SGA_TARGET are not setB The instance is started but the database will not be opened until PGA_AGGREGATE_TARGET and SGA_TARGET are setC The database is opened but users cannot perform transactions until PGA_AGGREGATE_TARGET and SGA_TARGET are setD Automatic memory management is enabled and, as per policy, 60% of the memory for System Global Area (SGA) and 40% of the memory for Program Global Area (PGA) will be distributed at startup
单选题You have included the following parameter setting in your server parameter file： PGA_AGGREGATE_TARGET = 800M SORT_AREA_SIZE = 100M HASH_AREA_SIZE = 100M BITMAP_MERGE_AREA_SIZE = 100M CREATE_BITMAP_AREA_SIZE = 100M Which statement is true？（）A All the *_AREA_SIZE parameters are ignored.B The Automatic PGA Memory Management feature cannot be disabled.C The total Program Global Area （PGA） memory cannot be manually increased above 800M.D The total memory for the PGA can automatically exceed 800M using the Automatic PGA Memory Management feature.
单选题When tuning Automatic PGA Memory Management， which of the following views will provide the information specified？（）A The V$PGA_TARGET_ADVICE view shows the predicted cache hit-ratio improvement if you increase PGA_AGGREGATE_TARGETB The V$PGA_TARGET_ADVICE view shows how the V$SQL_WORKAREA histogram will change if you change the value of PGA_AGGREGATE_TARGETC The V$PGA_TARGET_ADVICE_HISTOGRAM view shows how the V$SQL_WORKAREA_HISTOGRAM will change if you switch between Manual and Automatic PGA Memory ManagementD The V$PGA_TARGET_ADVICE view shows how performance will improve for the different work areas if you switch from Manual to Automatic PGA Memory Management
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多选题You are working in a dedicated server environment. Your database is running in the automatic Program Global Area （PGA） memory management mode. Which two statements are correct in this scenario？（）AThe WORK_AREASIZE_POLICY initialization parameter cannot be set to AUTO.BThe Oracle database automatically controls the amount of PGA memory allotted to SQL work areas.CSetting the value of the SGA_TARGET initialization parameter to 0 will disable the automatic PGA memory management.DThe SORT_AREA_SIZE parameter is ignored by all the sessions running in the automatic PGA memory management mode.
单选题披上绿上衣是（）的冠军荣誉。A美国公开赛B英国公开赛C美国名人赛D美国PGA锦标赛