You are maintaining your OLTP database in Oracle10g. You have not set the warning level and critical level threshold values for space usage of the DATA1 tablespace. What will be the impact?()
A. No warning level or critical level alert will be generated.
B. A warning level alert will never be generated, but a critical level alert will be generated when 97 percent space of the DATA1 tablespace is used.
C. A critical level alert will never be generated, but a warning level alert will be generated when 85 percent space of the DATA1 tablespace is used.
D. A warning level alert will be generated at 85 percent space usage of the DATA1 tablespace, and a critical level alert is generated at 97 percent space usage of the DATA1 tablespace.
某发包人负责采购材料,欠甲材料供应商100万元,在工程实施过程中,为了筹措资金又将工程抵押给银行,工程竣工后,施工单位经多次催促,发包人始终无法支付结算价款,最后向法院申请拍卖该工程,那么,在拍卖完成后,()将最先受偿。
A. 甲材料供应商
B. 银行
C. 施工单位
D. 先到先得,没有先后顺序