Which of the following is a situation where dual (redundant) HMCs are recommended?（）
1、Which of the following is not a design
Which of the following is not a design feature of human language?（）AArbitrarinessBDisplacementCDualityDMeaningfulne
2、Which of the following is a characteri
Which of the following is a characteristic of a data center core?（）A Server-to-server traffic always remains in the core layer.B The recommend...
3、Which of the following is a characteri
Which of the following is a characteristic of a sequence?（）AA sequence will never generate duplicate valuesBThe MAXVALUE of a sequence can be...
4、Which of the following is a feature of
Which of the following is a feature of a unit of work?（）AIt applies to a single data server.BIt is a recoverable sequence of operations.CIts...
5、Which of the following is a characteri
Which of the following is a characteristic of a schema?（）AForeign key references cannot cross schema boundaries.BA DB2 user must be created be...
6、In which of the following situations s
In which of the following situations should correlation names be used?（）AA table referenced in the FROM clause has no indexed column.BThe tabl...