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【单选题】
由555定时器、3-8线译码器74LS138和4位二进制加法器74LS161组成的时序信号产生电路如图所示。【图片】试问74LS161构成（ ）功能电路？A.
8 进制计数器
B.
11进制计数器
C.
6 进制计数器
D.
5进制计数器
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【单选题】按资源共享观点将计算机网络定义为()。
A.
将地理分散的计算机用网络传输介质互联接起来构成的计算机系统
B.
装有网络操作系统的计算机系统
C.
能够访问 Internet 的计算机系统
D.
以能够相互共享资源的方式互联起来的自治计算机系统的集合
【简答题】从【 】观点将计算机网络定义为“以能够互相共享资源的方式互联起来的自治计算机系统的集合”。
【简答题】A．network growth B．network structure C．network architecture D．network servers
【单选题】Your network uses TCP/IP as the only network protocol. Devices on the network are configured to use IP addresses from the private 10.0.0.0 range. All the client computers on the network use Windows 20...
A.
Install Microsoft Print Services for UNIX on PrintServ. Create a network printer on the users' computers, and specify that the printer URL is LPR://10.1.1.99/GIANT.
B.
Install Microsoft Print Services for UNIX on the users' computers. Create a network printer on the users' computers, and specify that the printer URL is LPR://10.1.1.99/GIANT.
C.
Create a network printer on PrintServ and specify that the printer name is //10.1.1.99/GIANT. Share this printer and connect to it from the users' computers.
D.
Create a local printer on PrintServ. Create a new TCP/IP port for an LPR server at address 10.1.1.99 with a queue name of GIANT. Share this printer and connect it from the users' computers.
【单选题】听力原文：W: Hi, Sam, I hate to bother you but I wonder if I could have a word with you? M: Sounds so serious. What's up? W: Well, the landlord just informed me that he's going to increase our rent by two ...
A.
Where they should move.
B.
How to negotiate with the landlord.
C.
How to fight the increase.
D.
Whether to accept an increase in rent or move.
【简答题】A．network stations B．network s C．network devices D．network servers
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