题目内容
某文件系统采用多级索引结构，若磁盘块的大小为512字节，每个块号需占3字节，那么根索引采用一级索引时的文件最大长度为 (5) K字节；采用二级索引时的文件最大长度为 (6) K字节。 （5）处填（）。
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[听力原文]11-15Good evening. Welcome to the first meeting of our spring cycling season. It’s a pleasure to see so many new faces here. I certainly hope that most of you will soon feel right at home with our group.The state of New Jercy offers enough opportunities for bicyclists of all abilities. Beginners will find the shore and area suitable for their needs while expert riders will meet a challenge to their skill and energy.We organize tours to a variety of places nearly every weekend. Next Saturday’ s tour will be an easy one. Interested cyclists should meet at eight a.m. in the parking area. The minimum time for this tour is about six hours. You can pick up a map of Saturday’s tour at the information table before you leave this evening. Where should the cyclists interested in next Saturday’s tour meetThey should meet in（）at 8 a. m.
[听力原文]M: You haven’ t written home for quite a long time, have youW: No. How about you What does the woman want to know（）
UNIX系统采用直接、一级、二级和三级间接索引技术访问文件，其索引节点有13个地址项(i_addr[0]～i_addr[12])。如果每个盘块的大小为1KB，每个盘块号占4B，则进程A访问文件F中第11 264字节处的数据时，（）。
美国某公司以航次租船合同租某船将茶叶从中国运往美国。合同中明示规定船舶有权救助人命财产。承租人在运行途中接到另一港他人的求救信号，于是绕航救起两名落水渔人。在返回原航道途中突遏大风浪，部分茶叶因进水而受潮。 问：此项损失是否该承租人负责为什么
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