● You are managing an internal project where a vice president from the user group is acting as the sponsor. You have just been informed by your team that the critical path has slipped by three weeks. You should:
A Immediately inform. the sponsor and ask for advice
B Do nothing until the slippage occurs
C See the sponsor after you have evaluated alternatives, recommendations, and performed an impact analysis
D Look for someone to blame before you see the sponsor
E Inform. your senior management of the problem and tell them that you will get back to them after you assessed the situation
第1题:
假设所有学生都已选课,所有的选课成绩都已确定。检索所有选课成绩都在90分以上(含)的学生信息,正确的SQL命令是( )。
A.SELECT*FROM学生WHERE学号IN(SELECT学号FROM选课WHERE成绩>=90)
B.SELECT*FROM学生WHERE学号NOT IN(SELECT学号FROM选课 WHERE成绩<90)
C.SELECT*FROM学生WHERE学号!=ANY(SELECT学号FROM选课 WHERE成绩<90)
D.SELECT*FROM学生WHERE学号=ANY(SELECT学号FROM选课 WHERE成绩>=90)
第2题:
有SQL语句: SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; ALL(SELECT 工资 FROM 教师 WHERE 系号 =“02”) 与如上语句等价的SQL语句是
A.SELECT DISTINCT 系号 PROM 教师 WHERE 工资>=; (SELECT MAX(工资)FROM 教师 WHERE 系号=“02”)
B.SELECT DISTINCT 系号 FROM 教师 WHERE 工资=; (SELECT MIN(工资)FROM 教师 WHERE 系号=“02”)
C.SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; ANY(SELECT 工资 FROM 教师 WHERE 系号=“02”)
D.SELECT DISTINCT 系号 FROM 教师 WHERE 工资>=; SOME(SELECT 工资 FROM 教师 WHERE 系号=“02”)
第3题:
对由SELECT--FROM—WHERE—GROUP--ORDER组成的SQL语句,其在被DBMS处理时,各子句的执行次序为()
A.SELECT—FROM—GROUP—WHERE—ORDER
B.FROM——SELECT--WHERE——GROUP——ORDER
C.FROM——WHERE——GROUP——SELECT——ORDER
D.SELECT——FROM——WHERE——GROUP——ORDER
第4题:
有SQL语句: SELECTDISTINCT系号FROM教师WHERE工资>=; ALL(SELECT工资FROM教师WHERE系号="02") 与如上语句等价的SQL语句是
A.SELECTDISTINCT系号FROM教师WHERE工资>=; (SELECTMAX(工资)FROM教师WHERE系号="02")
B.SELECTDISTINCT系号FROM教师WHERE工资>=; (SELECTMIN(工资)FROM教师WHERE系号="02")
C.ELECTDISTINCT系号FROM教师WHERE工资>=; ANY(SELECT工资FROM教师WHERE系号="02")
D.SELECTDISTINCT系号FROM教师WHERE工资>=; SOME(SELECT工资FROM教师WHERE系号="02")
第5题:
有SQL语句:SELECT DISTINCT系号FROM教师WHERE 工资>=ALL (SELECT 工资FROM教师WHERE系号=\"02\") 与如上语句等价的SQL语句是
A.SELECT DISTINCT系号FROM教师WHERE工资>=(SELECT MAX(工资)FROM教师WHERE 系号="02")
B.SELECT DISTINCT系号FROM教师WHERE工资>=(SELECT MIN(工资)FROM教师WHERE 系号="02")
C.SELECT DISTINCT系号FROM教师WHERE工资>=(ANY(SELECT(工资)FROM教师WHERE 系号="02")
D.SELECT DISTINCT系号FROM教师WHERE工资>=(SOME (SELECT(工资)FROM教师WHERE 系号="02")
第6题:
查询学生成绩大于90分的学生的姓名的正确的命令是________。
A.Select 姓名 From 学生 Where 学生.学号= (Select 学号 From 成绩表 Where 成绩>90)
B.Select 姓名 From 学生 Where 学生.学号In(Select 学号 From 成绩表 Where 成绩>90)
C.Select 姓名 From 学生 Where 学生.学号> (Select 学号 From 成绩表 Where 成绩>90)
D.Select 姓名 From 学生 Where 学生.学号< (Select 学号 From 成绩表 Where 成绩>90)