【多选题】负荷的变化必将导致电力系统频率的变化,由于电力系统本身是一个惯性系统,所以对频率的变化起主要影响的是负荷变动的( )第一种分量。
【多选题】把一个结构体变量的值传递给另一个函数有下面哪些方法?
D.
用指向结构体变量的指针做实参,将结构体变量的地址传给形参
【单选题】“一个学生的问题”有歧义的原因是 ( )。
【多选题】负荷的变化必将导致电力系统频率的变化,由于电力系统本身是一个惯性系统,所以对频率的变化起主要影响的是负荷变动的()第一种分量。
【判断题】公民应先履行义务,后享受权利。权力可以放弃,义务也可以放弃或不履行。
【单选题】学前教育科学研究的生态化趋势有利于提高教育的()
【简答题】A—Half the Sky B—Talk It Like It Is C—Contemporary Labourer D—Oriental Horizon E—Legal Report F—Cartoon City G—Exploring H—Human and Nature I—Animal World J—China Population K—Dialogue L—The Winner's ...
【简答题】The universities are schools of education and research but the main reason for their existence is not in the knowledge taught to the students or in the opportunities for the economic or social ___50__...
【多选题】which two statement about DNS lookup operations are true?(choose two)
A.
The sends a request for domain name to IP address resolution to the DNS server
B.
When the primary IP address of the destination is down,the DNS server can forward the to an alternate IP address
C.
The DNS server pings the destination to verify that it is available
D.
The sends a request for IP address to domain name resolution to the DNS server
E.
They use destination port 53