全同态加密是指明文空间的所有明文全部都符合某种同态性质，例如加法同态，其中的“全”是指全部明文空间的意思。
A、正确
B、错误

单项选择题In analyzing the gains and losses from international trade, to say that Moldova is a small country is to say that A、Moldova can only import goods; it cannot export goods B、Moldova’s choice of which goods to export and which goods to import is not based on the principle of comparative advantage C、only the domestic price of a good is relevant for Moldova; the world price of a good is irrelevant D、Moldova is a price taker

单项选择题“题跋”是古代文体的一类，常用在对他人的诗文书籍、字画碑帖等进行考订记事或品评鉴赏上面。 A、正确 B、错误