【简答题】What is the next number in this sequence; 3, 12, 60, 360, . . . ?
【单选题】计算表明某钢制调质处理的轴刚度不够,建议:1增加轴的径向尺寸;2用合金钢代替碳钢;3采用淬火处理;4加大支承间的距离。所列举的措施中,有( )能达到提高轴的刚度的目的。
【单选题】Column A Column B The number of different positive divisors of 12 The number of different positive divisors of 50
A.
if the quantity in Column A is greater
B.
if the quantity in Column B is greater
C.
if the two quantity are equal
D.
if the relationship cannot be determined from the information given
【单选题】Choose the option that isn’t the right retelling of the following sentence: The number of students decreased by 12% in 2017 .
A.
The number of students fell by 12% in 2017.
B.
The number of students dropped by 12% in 2017.
C.
The number of students declined by 12% in 2017.
D.
The number of students decreased to 12% in 2017.
【单选题】下列文学作品,全是曹禺作品的一项是 ( )。
B.
《日出》 《屈原》 《胆剑篇》 《明朗的天》
【单选题】下面程序的运行结果是( ) number = 12 if number % 2 == 0: print(number, 'is even') elif number % 3 == 0: print(number, 'is multiple of 3') else: print(number)
A.
12 is even 12 is multiple of 3 12
【单选题】一段文本中包含 100个单词。要求你将这100个单词中互不相同的单词一一列出来,且要求你指出文本中互不相同的单词的个数。使用Java的哪个collection类和该类的哪个方法来实现?
A.
A、 java.util.LinkedList类,该类的size()方法
B.
java.util.HashSet类,该类的size()方法
C.
java.util.HashMap类,该类的size()方法
D.
java.util.ArrayList类,该类的size()方法