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【单选题】
( )的功用是使汽车停放可靠,防止汽车滑溜,便于上坡起步。A.
行车制动器
B.
驻车制动器
C.
制动蹄
D.
制动鼓
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【简答题】伊斯兰教的三大节日是？
【多选题】Watch the video clip and choose the advatages of APL Logistics Shipment Optimizer.
A.
Calculating container utilization
B.
Reducing unnecessary air freight
C.
Reviwing schedules
D.
Gaining greater control of your product flow
E.
Optimizing transportation routes
F.
Comparing shipping rates
【单选题】Examine the parameter for your database instance: You generated the execution plan for the following query in the plan table and noticed that the nested loop join was done. After actual execution of t...
A.
The optimizer used a dynamic plan for the query.
B.
The optimizer chose different plans because automatic dynamic sampling was enabled.
C.
The optimizer used re-optimization cardinality feedback for the query.
D.
The optimizer chose different plan because extended statistics were created for the columns used.
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