皮皮学，免费搜题
登录
搜题
【单选题】
在场景中需要有将一个对象利用阵列进行克隆,总数为9,需要在阵列对话框内填写数字 。A.
7
B.
8
C.
9
D.
10
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The capacity of a freight car is determined by .
A.
load limit
B.
underframe
C.
cubic feet of the car
D.
boxcar
【简答题】对考生文件夹中的“学生”表使用SQL语句完成下列四道题目，并将SQL语句保存在 my.txt 中。 (1)用SELECT语句查询所有住在3楼学生的全部信息。 (2)用INSERT语句为“学生”表插入一条记录(138，刘云，男，23，5)。 (3)用DELETE语句将“学生”表中学号为“200”的学生的记录删除。 (4)用UPDATE语句将所有人的年龄加一岁。
【单选题】如下SQL语句SELE * FROM 选课 WHERE 成绩 BETWEEN 80 AND 90等价的SQL语句是：（）
A.
SELE * FROM 选课 WHERE 成绩>80 AND 成绩<90< /div>
B.
SELE * FROM 选课 WHERE 成绩>=80 AND 成绩<=90< /div>
C.
SELE * FROM 选课 WHERE 成绩>80 OR 成绩<90< /div>
D.
SELE * FROM 选课 WHERE 成绩>=80 OR 成绩<=90< /div>
【简答题】有SQL语句：SELECT * FROM 教师 WHERE NOT(工资>3000 OR 工资2000 AND 工资2000 OR 工资3000
【单选题】A _____ is a car that uses a motor powered by compressed air.
A.
fuel cell car
B.
solar cell car
C.
compressed air car
D.
hybrid car
【单选题】The manufacturers hoped that the motor show would ______ their car sales.
A.
promise
B.
lift
C.
intensify
D.
boost
【单选题】Ford Motor Company was ___ in 1903. It is one of the greatest car companies in the world today.
A.
finded
B.
found
C.
founded
【单选题】THE MOTOR CAR A There are now over 700 million motor vehicles in the world - and the number is rising by more than 40 million each year. The average distance driven by car users is growing too - from ...
A.
YES
B.
NO
C.
NO GIVEN
【单选题】现要从学生选课表中查找缺少学习成绩(G)的学生学号、课程号，相应的SQL语句如下，将其补充完整 SELECT S#，C# FROM SC WHERE
相关题目：
【单选题】如下SQL语句SELE * FROM 选课 WHERE 成绩 BETWEEN 80 AND 90等价的SQL语句是：（）
A.
SELE * FROM 选课 WHERE 成绩>80 AND 成绩<90< /div>
B.
SELE * FROM 选课 WHERE 成绩>=80 AND 成绩<=90< /div>
C.
SELE * FROM 选课 WHERE 成绩>80 OR 成绩<90< /div>
D.
SELE * FROM 选课 WHERE 成绩>=80 OR 成绩<=90< /div>