目前氢气系统优化主要有夹点法和数学规划法，在数学建模法中，氢气系统优化匹配要遵循（）。 ["优先考虑不同类型装置间氢源与氢阱的匹配","优先考虑自身系统的循环氢与氢阱的匹配，避免杂质对加氢的影响","优先考虑同一区域内氢源与氢阱的匹配，尽量减少管路连接费用","最后考虑不同类型装置间氢源与氢阱的匹配","优先考虑不同系统间循环氢与氢阱的匹配，避免杂质对加氢的影响"]
Which of the following will occur if an operator types the command vi file.out?（） [" If the file exists it will be opened for editing. If the file does not exist an error message will be displayed."," If the file exists it will be opened for editing. If the file does not exist a new file with the name file.out will be created and opened for editing."," If the file exists an error message will be displayed. If the file does not exist a new file with the name file.out will be created and opened for editing."," If the file exists the operator will be asked whether to open the file or overwrite the file. If the file does not exist a new file with the name file.out will be created and opened for editing."]
A customer has been working with your company to purchase an iDataPlex cluster. They have a configuration from IBM and are getting ready to place an order. Which should be done of the following？（） ["A solution sizing questionnaire","Verify the customer has the proper racks","A Technical Delivery Assessment","Verify the customer has enough cooling in the computer room"]
You are maintaining the SALES database.You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity.Which parameter should you specify to control the speed of the rebalancing activity?（） [" ASM_POWER_LIMIT"," ASM_DISKSTRING"," ASM_DISKGROUPS"," INSTANCE_TYPE"]
适生城市植物
请简述在攀爬机组塔架时应注意的事项.
