题目
(74) A.connect
B.connecting
C.connection
D.connective
第1题
A.connect
B.connecting
C.connection
D.connective
第2题
A.Alfred’s network gateway will be compromised while the IDS is runnin
B.Alfred’s network may see a decrease in performance as a result of the IDS.
C.Alfred’s proxy server will not function correctly while the IDS is runnin
D.Alfred’s network may be easier to navigate as a result of the IDS implementation.
第3题
A.connect
B.connecting
C.connection
D.connective
第4题
A. BSC B. BTS C. MSC D. VLR A. BSC B. BTS C. MSC D. HLR A. Land lines B. Microwave links C. Microwave dish antenna D. Land lines or microwave links
第5题
Typically, these are concern with the establishment of(66)the network and with the control of the flow of messages across this channel. The provision of such facilities is only part of the network requirements, however, since in many applications the communicating computers may be of different types. This means that they may use different programming languages and, more importantly, different forms of(67)interface between user(application)program, normally referred to, as application processes or APs, and the underlying communication services may be(68)For example, one computer may be a small single -user computer, while another may be a large(69)system. In the earlier days of computer communication, these issues meantthat only closed communities of computers(that is, from the same manufacturer)could communicate with each other in a meaningful way. IBM’s Systems Network.
Architecture (SNA) and DEC's Digital Network Architecture (DNA) are just two examples of Communication software packages produced by manufacturers to allow their systems to be int erconnected together. These proprietary packages, however, of which there am still many inexistence, do not address the problem of universal interconnect ability, or open systems interconnection. In an attempt to alleviate this problem,(70), in the late 1970s, formulated a reference model to provide a common basis (or the coordination of standards developments and to allow existing and evolving standards activities to beplaced into perspective with one another.
A.communication channel access
B.protocols
C.data channel
D.public communication
第6题
From where does a small network typically get its IP network addresses or IP block?
A.From the Internet Domain Name Registry (IDNR)
B.From the Internet Assigned Numbers Authority (IANA)
C.From the Internet Service Provider (ISP)
D.From the Internet Architecture Board (IAB)
E.None of the above
第7题
A.Worm
B.Smurf
C.Logic Bomb
D.Man-in-the-middle
第8题
A. Install a small network switch
B. Use port mirroring on the switch
C. Split the pairs of the existing jack
D. Install a CSU/DSU
第9题
● When a large packet wants to travel through a network whose MTU is too small, one solution is to allow routers to break up the packet into (). ()A. messages B. frames C. fragments D. bits
第10题
A.minimize network investments
B.reduce reliance on technology
C.plan for today
D.be more productive
E.work from anywhere
F.serve customers better
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