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【单选题】
使用 GRANT 语句创建用户名为 user1 、密码为 123 ,并授予该用户对 chapter08.student 表有查询权限
A.
GRANT SELECT ON chapter08.student FOR'user1'@'localhost' IDENTIFIED BY '123';
B.
GRANT USER SELECT ON chapter08.student TO'user1'@'localhost' IDENTIFIED BY '123';
C.
GRANT USER SELECT ON chapter08.student'user1'@'localhost' IDENTIFIED BY '123';
D.
GRANT SELECT ON chapter08.student TO 'user1'@'localhost' IDENTIFIED BY '123';
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举一反三
【单选题】( )硬质合金车刀适于加工钢料或其他韧性较大的塑性材料
A.
YT类
B.
YG类
C.
YW类
D.
YN类
【单选题】Culture is the sum total of all the traditions, customs, belief and ways bf life of a given group of human beings. In this sense, every group has a culture, however savage, undeveloped, or uncivilized...
A.
backward languages are connected with backward groups
B.
backward languages are connected with backward cultures
C.
backward languages are moving forward
D.
there is no such thing as backward languages
【单选题】硬质合金车刀适于加工钢料或其它韧性较大的塑性材料。
A.
YG类
B.
YW 类
C.
YT类
D.
YN类
【判断题】The meaning of a sentence is always the sum total of the words in that sentence.()
A.
正确
B.
错误
【单选题】Culture is the sum total of all the traditions, customs, belief and ways of life of a given group of human beings. In this sense, every group has a culture, however savage, undeveloped, or uncivilized...
A.
backward languages are connected with backward groups
B.
backward languages are connected with backward cultures
C.
backward languages are moving forward
D.
there is no such thing as backward languages
【判断题】散列查找法的思想是:将记录存放在用某个函数计算出的地址位置,查找时,按用这个函数计算出的地址去找这个记录。
A.
正确
B.
错误
【单选题】硬质合金车刀适于加工钢料或其它韧性较大的塑性材料。
A.
YG类
B.
YW类
C.
VT类
D.
YN类
【判断题】P类硬质合金车刀适于加工钢料或其它韧性较大的塑性材料。()
A.
正确
B.
错误
【单选题】Culture, Language and Equality Culture is the sum total of all the traditions, customs, belief and ways of life of a given group of human beings. In this sense, every group has a culture, however sava...
A.
backward languages are connected with backward groups
B.
backward languages are connected with backward cultures
C.
backward languages are moving forward
D.
there is no such thing as backward languages
【单选题】下列描述正确的是( )
A.
只分析总磷时不需防腐处理。
B.
若含磷量较少,需要用聚乙烯瓶采样
C.
磷在水样中比较稳定,采集后可放置七天
D.
可滤性和不可滤性磷酸盐:一般用滤纸进行过滤
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