下列战役与成语“围魏救赵”有关的是（）。 ["桂陵战役","马陵战役","成濮之战","长平之战"]
扫描隧道显微镜
Which statement is true regarding the Archiver （ARCn） process，archived log files，and recovery？ （） ["A database backup, combined with archived redo log files, guarantees that all committed data can be recovered to the point of failure. ","During recovery the ARCn background process copies its redo entries identified for recovery by the control file to the data files. ","After each write to an archived log, the mandatory background process ARCn writes its log sequence number and the first and last SCN number within the log sequence to the control file. ","At database recover time, and archived redo log is uniquely identified for recovery use by its redo thread number and destination ID number retrieved from the control file."]
下列属于水利水电工程分等指标的有（）。 ["库容","水电站装机容量","坝型","供水对象重要性","坝长"]
Given： What is the result？（） ["Compilation fails.","An exception is thrown at runtime.","The code executes normally and prints "bar".","The code executes normally， but nothing prints."]
在网页中设置字体时，有哪些基本原则？
