The STUDENT_GRADES table has these columns:STUDENT_ID NUMBER(12)SEMESTER_END DATEGPA NUMBER(4,3)The registrar requested a report listing the students‘ grade point averages (GPA) sorted from highest grade point average to lowest.Which statement produces a report that displays the student ID and GPA in the sorted order requested by the registrar? ()
A. SELECT student_id, gpa FROM student_grades ORDER BY gpa ASC;
B. SELECT student_id, gpa FROM student_grades SORT ORDER BY gpa ASC;
C. SELECT student_id, gpa FROM student_grades SORT ORDER BY gpa;
D. SELECT student_id, gpa FROM student_grades ORDER BY gpa;
E. SELECT student_id, gpa FROM student_grades SORT ORDER BY gpa DESC;
F. SELECT student_id, gpa FROM student_grades ORDER BY gpa DESC;
第1题:
有以下程序: #include<iostream> using namespace std; class MyClass { public: MyClass(int n){number=n;} //拷贝构造函数 MyClass(MyClass&other) {number=other.number;} ~MyClass() {} private: int number; }; MyClass fun(MyClass p)
A.5
B.4
C.3
D.2
第2题:
下列代码最终结果不是NAN的是()。
A.Number(“12你好”);
B.parseInt(“12你好”);
C.parseFloat(“你好12”);
D.Number(“你好12”);
第3题:
下列代码最终结果不是NAN的是()。
A.parseFloat(“你好12”);
B.Number(“12你好”);
C.Number(“你好12”);
D.parseInt(“12你好”);
第4题:
第5题:
下列代码最终结果不是NAN的是()。
A.parseFloat(“你好12”);
B.Number(“你好12”);
C.Number(“12你好”);
D.parseInt(“12你好”);
第6题:
16、MySQL数据库中,通常将用户写入对应的权限表来控制访问权限的,以下属于用户权限得选项()。
A.User
B.db
C.table_priv
D.columns_priv