You need to create a data block for DML operations in the NEW_EMPLOYEE form module. Which data source can you use for this block?()
- AREF cursor query.
- BStored function.
- CFrom clause query.
- DTransactional trigger.
You need to create a data block for DML operations in the NEW_EMPLOYEE form module. Which data source can you use for this block?()
1、若a=5,b=3,c=4,逻辑表达式!(a+b)&;&;!c的值
若a=5,b=3,c=4,逻辑表达式!(a+b)&;&;!c的值为()A0B-1C1D2
AMPS属于()。A1GB2GC3GD4G
表达式10>5&&6%3的值是()A-1B非零值C0D1
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6、“频段0”的CDMA2000-1X系统沿用了AMPS的信道编号,一个AMPS
“频段0”的CDMA2000-1X系统沿用了AMPS的信道编号,一个AMPS的信道编号对应的频谱宽度是多少?()A200KHzB30KHzC25KHzD150KHz