皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
以下哪一项可能是网络地址191.22.168.0的子网掩码。
A.
255.255.192.0
B.
255.255.224.0
C.
255.255.240.0
D.
255.255.248.0
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】Copper alloys are generally used for their
A.
Low thermal conductivity
B.
High electrical conductivity
C.
Low electrical conductivity
D.
Low mass density
【单选题】对于下列MATLAB程序的运行结果,正确的是() A=[1,2,3;4,5,6;7,8,9]; B=A(:,end:-1:1)
A.
B= 1    2    3 4    5    6 7    8    9
B.
B= 7    8    9 4    5    6 1    2    3
C.
B= 3    2    1 6    5    4 9    8    7
D.
B= 9    8    7 6    5    4 3    2    1
【单选题】下列哪种抗体是SCLE的特征性抗体?( )
A.
抗核抗体
B.
抗dsDNA抗体
C.
抗Sm抗体
D.
抗Ro、La抗体
E.
抗mRNA抗体
【简答题】Thermoplastic plastics are generally best for which of the following type of service conditions? A) impact B) creep resistance C) chemical exposure D) flammability
【单选题】Aluminium alloys are generally used for their
A.
Low thermal conductivity
B.
Low electrical conductivity
C.
Excellent corrosion resistance
D.
High mass density
【单选题】Costs of ground handling on a per kg basis are generally lower for small consignments. ( )
A.
正确
B.
错误
【判断题】Comparators are generally used for quick checking of the linear dimensions.
A.
正确
B.
错误
【判断题】pneumatic drive system are generally used for smaller robots.
A.
正确
B.
错误
【单选题】下列程序运行结果正确的是: a=7; b=a- -;
A.
b=6,a=5
B.
b=7,a=5
C.
b=6,a=6
D.
b=5,a=5
【单选题】下列程序的运行结果是( )。 #include void main {int s=0,k; for(k=7;k>1;k--) {switch(k) {case 1: case 4: case 7: s++: break; case 2: case 3: case 6:break; case 0: case 5: s+=2: break; }} printf('s=%d',s); }
A.
s=3
B.
s=4
C.
s=5
D.
无输出结果
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题