在信息传递的过程中,描绘信息最准确的方式是(),但是速度慢、不直观。
A、声音
B、图像
C、文字
D、气息
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采用夹点编辑,可不调用任何命令即可实现对已有图形对象的()。
A、拉伸
B、移动
C、旋转
D、比例缩放
E、镜像
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A database administrator would like to examine repartitioning options for a partitioned database named PRODDB. A workload has been captured on the system (Windows) and is stored in a file named WORKLOAD.SQL. What is the proper command to run the Design Advisor so that it will evaluate the information stored in the file and give advice on re-partitioning?()
A、db2advis -d proddb -i workload.sql -P
B、db2advis -d proddb -i workload.sql -partitioning
C、db2advis -d proddb -i workload.sql -m P
D、db2advis -d proddb -i workload.sql -m ALL
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What feature comes into play to help ensure the completion of the backup should one of three backup devices fail during a backup that is using three different channels?()
A、Channel failover
B、Restartable backups
C、Rescheduable backups
D、Automatic backup recovery
E、Channel recovery
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Which iSQL*Plus feature can be used to replace values in the WHERE clause?()
A、substitution variables
B、replacement variables
C、prompt variables
D、instead-of variables
E、This feature cannot be implemented through iSQL*Plus.
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You are configuring your index to be stored in a tablespace. Which of the following storage parameters are NOT appropriate for indexes?()
A、OPTIMAL
B、INITIAL
C、PCTINCREASE
D、NEXT