【判断题】In the subscription revenue model, a company primarily generates income from the display of ads.
【单选题】下列关于光栅的理论分辨率描述不正确的是( )
【单选题】Which of the following best illustrates the transaction fee revenue model?
A.
eBay receives a small fee from a seller if a seller is successful in selling an item.
B.
Epinions receives a fee after steering a customer to a participating Web site where he or she makes a purchase.
C.
Flickr provides basic services for free, but charges a premium for advanced services.
D.
Apple accepts micropayments for single music track downloads.
【单选题】下列关于光栅的理论分辨率描述不正确的是( )
【判断题】In the subscription revenue model, a company primarily generates income from the display of ads.
【判断题】砖基础与墙身适用不同材料且位于设计室内地坪±300mm以内时,以设计室内地坪为界,以下为基础,以上为墙身。( )