与传统网络相比,FTTH具备()优势。
A.具备高带宽优势
B.无需人工维护
C.建设难度下降
D.故障率下降
E.网络建设成本优势
参考答案:A, C, D, E
阅读理解。
1. Ashburton Library is open at _____ on Thursday.
A.10:00 a.m.
B. 11:00 a.m.
C. 3:45 p.m.
D. 4:30 p.m.
2. Parents can take their _____ children to the Kew Library.
A. two-year-old
B. five-year-old
C. eight-year-old
D. thirteen-year-old
3. The address of Balwyn Library is _____.
A. Cnr. Charles Street
B. Cnr. Cotham Road
C. 154 High Street
D. 336 Whitehorse Road
默认情况下公认的WWW连接端口为?()
A、80
B、81
C、21
D、8080