Given: Which three changes should be made to adapt this class to be used safely by multiple threads?()
Adeclare reset() using the synchronized keyword
Bdeclare getName() using the synchronized keyword
Cdeclare getCount() using the synchronized keyword
Ddeclare the constructor using the synchronized keyword
Edeclare increment() using the synchronized keyword
以下哪些是PadsLayout在导入的格式()。
AOLE
BEMN
CDXF
有三个关系R、S和T如下:其中关系T由关系R和S通过某种操作得到,该操作为( )。
A、选择
B、投影
C、交
D、并
Which tasks can NOT be performed at the management console if the Client ID is being used?()
A、Reboot the HMC
B、Access the storage manager
C、Shut down the console
D、Access the storage system diagnostics
()属于项目风险预测的定性方法
A、德尔菲法
B、风险定级
C、主观评分法
D、层次分析法
E、因果分析法
BGAN使用电池开机时,不能开机,或不能保持开机状态的主要原因是什么?