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網(wǎng)絡(luò)工程師每日一練試題內(nèi)容(2024/8/31)
試題1
以太網(wǎng)的數(shù)據(jù)幀封裝如下圖所示,包含在IP數(shù)據(jù)報(bào)中的數(shù)據(jù)部分最長(zhǎng)應(yīng)該是()字節(jié)。查看答案
試題參考答案:C
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題2
Routing protocols use different techniques for assigning (1) to individual network. Further, each routing protocol forms a metric aggregation in a different way. Most routing protocols can use multiple paths if the paths has an equal (2) . Some routing protocols can even use multiple paths when paths have an unequal cost. In either case, load (3) can improve overall allocation of network bandwidth. When multiple paths are used, there are several ways to distribute the packets. The two most common mechanisms are per-packet load balancing and per-destination load balancing. Per-packet load balancing distributes the (4) across the possible routes in a manner proportional to the route metrics. Per-destination load balancing distributes packets across the possible routes based on (5) .
(1)A、calls
B、metrics
C、links
D、destinations
(2)A、user
B、distance
C、entity
D、cost
(3)A、bracketing
B、balancing
C、downloading
D、transmitting
(4)A、destinations
B、resources
C、packets
D、sources
(5)A、destinations
B、resources
C、packets
D、sources
查看答案
試題參考答案:B、D、B、C、A
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題3
以下屬于對(duì)稱數(shù)字用戶線路(Symmetrical Digital Subscriber Line)的是 ( ) 。
A、HDSL
B、ADSL
C、RADSL
D、VDSL
查看答案
試題參考答案:A
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題4
下列關(guān)于項(xiàng)目收尾的說法中錯(cuò)誤的是( )。查看答案
試題參考答案:B
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題5
下列命令片段含義是( )。查看答案
試題參考答案:C
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題6
()格式的文件用于網(wǎng)頁(yè)動(dòng)畫展示時(shí),通??梢蕴岣呔W(wǎng)頁(yè)內(nèi)容的載入速度查看答案
試題參考答案:C
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題7
層次化網(wǎng)絡(luò)設(shè)計(jì)方案中, ( ) 是核心層的主要任務(wù)。
A、高速數(shù)據(jù)轉(zhuǎn)發(fā)
B、接入Internet
C、工作站接入網(wǎng)絡(luò)
D、實(shí)現(xiàn)網(wǎng)絡(luò)的訪問策略控制
查看答案
試題參考答案:A
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題8
下列算法中,可用于報(bào)文認(rèn)證的是() ,可以提供數(shù)字簽名的是()
A.RSA
B.IDEA
C.RC4
D.MD5
查看答案
試題參考答案:D、A
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題9
在TCP協(xié)議中,采用 ( ) 來(lái)區(qū)分不同的應(yīng)用進(jìn)程。
A、端口號(hào)
B、IP地址
C、協(xié)議類型
D、MAC地址
查看答案
試題參考答案:A
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
試題10
設(shè)信道帶寬為3000HZ,信噪比為30dB,則信道可達(dá)到的最大數(shù)據(jù)速率為 ( )b/s。查看答案
試題參考答案:C
試題解析與討論:m.xiexiliangjiufa.com/exam/ExamDay.aspx?t1=8&day=2024/8/31
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