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1題: Computer Network (1)(CND) refers to the strategies and efforts undertaken to secure data and information within a computer network.It involves implementing security measures and conducting security awareness and training programs to protect against potential(2).Many different cyber plagiarize is security solutions can contribute to your organization's CND DOG including(3),VPNs,access control systems,and more. CND involves protection, detection, and reaction.(4)provides a foundation for the program. It is the base of operation, from the base,and detected incidents,the(5)includes taking immediate steps to stop an incident in progress.
(1)A.Description
B.Defection
C.Detection
D.Defense
(2)A.Actions
B.Access
C.Operations
D.Attacks
(3)A.Firewalls
B.Gateways
C.Routers
D.Switches
(4)A.Defense
B.Protection
C.Reaction
D.Detection
(5)A.Attack
B.Protection
C.Detection
D.Reaction
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2題:
某廣播型網(wǎng)絡(luò)的拓撲如下圖所示,所有路由器均運行OSPF路由協(xié)議,R1和R2的接口優(yōu)先級為0,R3的接口優(yōu)先級為100、R4的接口優(yōu)先級為101,則路由器()會被選舉為DR路由器,R1和R2的OSPF鄰居狀態(tài)為()。

(6)A.R2
B.R3
C.R4
D.R1
(7)A.2-Way
B.Full
C.Init
D.Exstart
答案解析與討論:
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3題: 下列高速以太網(wǎng)連接技術(shù)中,傳輸距離超過10km的是()
A.1000BASE-CX
B.1000BASE-ZX
C.1000BASE-LX
D.1000BASE-FX
答案解析與討論:
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5題: 把一部分磁盤空間充當內(nèi)存使用,避免執(zhí)行的程序很大或很多導(dǎo)致內(nèi)存消耗殆盡,該技術(shù)被稱為()。
A.虛擬內(nèi)存
B.動態(tài)存儲
C.分級存儲
D.高速緩存
答案解析與討論:
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6題: RSA加密算法的安全性依賴于()問題的困難性。
A.大整數(shù)分解
B.子集合
C.合數(shù)剩余判定
D.離散對數(shù)
答案解析與討論:
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7題: 在Linux操作系統(tǒng)中,要在指走文件中查找目標文字可以用()命令。
A.grep
B.find
C.search
D.wget
答案解析與討論:
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