Consider the Mysql Enterprise Audit plugin. A CSV file called data.csv has 100 rows of data. The stored procedure prepare_db ( ) has 10 auditable statements.You run the following statements in the mydb database: Mysql> CALL prepare_db ( );Mysql> LOAD DATA INFILE ‘/tmp/data.cav‘ INTO TABLE mytable; Mysql> SHOW TABLES;How many events are added to the audit log as a result of the preceding statements?()
A.12; only top-level statements and stored procedure events are logged
B.111; top-level statements and all lower-level statements are logged
C.3; only the top-level statements are logged
D.102; top-level statements are logged, but LOAD DATA INFILE is logged as a separate event
第1题:
下述哪个命令不是用来创建数据框变量的?()
A.mydf = pandas.read_csv('data.csv')
B.mydf = pandas.read_csv('data.txt')
C.myfile=open('data.txt')
D.df=pandas.DataFrame([['alice',87],['benny',80],['chris',92]])
第2题:
10、下述哪个命令不是用来创建数据框变量的?()
A.mydf = pandas.read_csv('data.csv')
B.mydf = pandas.read_csv('data.txt')
C.myfile=open('data.txt')
D.df=pandas.DataFrame([['alice',87],['benny',80],['chris',92]])
第3题:
7、要求可打开文件:D:\file.dat 写入数据,错误的语句是?
A.ifstream infile("D:\\file.dat", ios::in);
B.fstream infile("D:\\file.dat", ios::in);
C.ofstream infile("D:\\file.dat", ios::out);
D.fstream infile("D:\\file.dat", ios::in | ios::out);
第4题:
要求可打开文件:D:file.dat 写入数据,错误的语句是?
A.ifstream infile("D:file.dat", ios::in);
B.fstream infile("D:file.dat", ios::in);
C.ofstream infile("D:file.dat", ios::out);
D.fstream infile("D:file.dat", ios::in | ios::out);
第5题:
2、要求打开文件 d:\file.dat,可写入数据,正确的语句是()。
A.ifstream infile("d:\file.dat", ios::in);
B.ifstream infile("d:\\file.dat", ios::in);
C.ofstream infile("d:\file.dat", ios::out);
D.fstream infile("d:\\file.dat", ios::in| ios::out);