【填空题】The (1) system is, in fact, its own networ...
【填空题】The (1) system is, in fact, its own network. To the(2) and application process this translation is a (3) provided either by the local (4) or from a remote host via the (5). If one DNS server (or resolver) doesn't know how to (6) a particular domain name, it asks another one, and so on, until the correct (7) address is returned. The DNS was originally introduced in the United States of America and the final (8) of an address was intended to indicate the (9) of organization hosting the computer. Some of the three later final (10) (edu, gov, mil) are still only used by organizations based in the USA. Others can be used anywhere in the world.