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47.關於防火牆(FireWall),下列敘述何者不正確?(A)防火牆是一種通訊服務的開放政策,他用以設定哪些通訊埠可開放或需關閉(B)防火牆用以區隔公共網域空間以及私有網域空間(C)網路層防火牆可以
問題詳情
47.關於防火牆(FireWall),下列敘述何者不正確?
(A)防火牆是一種通訊服務的開放政策,他用以設定哪些通訊埠可開放或需關閉
(B)防火牆用以區隔公共網域空間以及私有網域空間
(C)網路層防火牆可以過濾特定網路來源位址或埠號之封包
(D)防火牆可用以偵測惡意程式
參考答案
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【題組】46.網路層所使用之IP協定(InternetProtocol)表頭中有一 TTL欄位(Time To Live ),請問每當IP 封包(Datagram)經過一次路由器時,TTL欄位是否會有
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41. Susan wrote a letter to Jane yesterday but she _____ to mail it.(A) forget (B) forgot (C) forget
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48.集線器(Hub)與交換器(Switch)使用於下列何種網路架構?(A)Bus (匯流排架構)(B) Ring (環狀架構)(C) Start (星狀架構)(D)Mesh (網狀架構)
49.在網際網路(Internet)中,每一部主機所具有獨一無二的識別碼為下列何者?(A)E-mail Address (電子郵件地址)(B)IP Address (IP 位址)(C)URL ( Un
45. Where are you going for your vacation this year?(A) Around the corner. (B) We are just going to
50.關於網際網路,下列敘述何者不正確?(A)在有限的IP數量下,使用DHCP(動態主機配置)可以解決IP數量有限的問題(B)TCP協定會於通訊傳送之初進行三向式握手(Three-wayHandsha
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46-48Many tourists feel that one place they have to go in Bangkok is the weekend market.This market
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49-50The 21st Century is the century of advanced technologies. An important influence oftechnologica
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29. If the company wants to complete the new project in the most efficient way, everyone must ______
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2.試判別下圖桁架為靜定抑或靜不定,若為靜不定則判別其靜不定次數(A)靜定(B)1次靜不定(C)2次靜不定(D)3次靜不定。
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