N10-004单项选择题每日一练(2019.01.22)

单项选择题
Which of the following wireless standards has a MAXIMUM throughput, by default, of 11Mbps?（）
A.802.11g
B.802.11a
C.802.1n
D.802.11b
单项选择题
When debugging a routing problem, the time-to-live (TTL) value can be used to determine:（）
A. Number of routes available.
B. Number of router hops.
C. Time that an advertised route is valid.
D. Time to make a round trip.
单项选择题
When installing a wireless network in a large area, which of the following is the FIRST thing thatshould be considered when trying to get the MOST coverage?（）
A. SSID naming
B. Device placement
C. Encryption methods
D. Channel selection
单项选择题
A network technician arrives to work and discovers users are having a problem connecting thecompany server. The server operator was working on upgrades the night before.Which of the following documents should the technician use to attempt to discover the problem?（）
A. Network maps
B. Change management
C. Baselines
D. Cable management
单项选择题
Which of the following denotes the FINAL point of responsibility for a service provider?（）
A. 66 block
B. Patch panel
C. Wiring closet
D. Demarc