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網(wǎng)絡工程師每日一練試題(2021/10/19)
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網(wǎng)絡工程師每日一練試題內(nèi)容(2021/10/19)

試題1: IDS設備的主要作用是()。
A.用戶認證
B.報文認證
C.入侵檢測
D.數(shù)據(jù)加密
試題解析與討論:www.jazzmuze.com/st/2394227363.html
試題參考答案:C

試題2: Thede facto standard Application Program Interface (API) for TCP/IP applicationsis the “sockets” interface. Although this API was developed for (1) in the early 1960s it has also been implemented on a widevariety of no-Unix systems. TCP/IP (2) Writtenusing the sockets API have in the past enjoyed a high degree of portability andwe would like the same (3) with IPv6applications. But changes are required to the sockets API to support IPv6 andthis memo describes these changes. These include a new socket address structureto carry IPv6 (4) ,new address conversion functions,and some new socket options. These extensions are designed to provide access tothe basic IPv6 features requited by TCP and UDP applications, includingmulticasting, while introducing a minimums of change into the system and providingcomplete (5) for existing IPv4 applications.
(1)A.Windows
B.Linux
C.Unix
D.DOS
(2)A.a(chǎn)pplications
B.networks
C.protocols
D.systems
(3)A.portability
B.a(chǎn)vailability
C.calability
D.reliability
(4)A.connections
B.protocols
C.networks
D.a(chǎn)ddress
(5)A.a(chǎn)vailability
B.compatibility
C.capability
D.reliability
試題解析與討論:www.jazzmuze.com/st/2377516881.html
試題參考答案:C、A、A、D、B

試題3: IPv6鏈路本地單播地址的前綴為(1),可聚集全球單播地址的前綴為 (2) 。
(1)A.001
B.1111 1110 10
C.1111 1110 11
D.1111 1111
(2)A.001
B.1111 1110 10
C.1111 1110 11
D.1111 1111
試題解析與討論:www.jazzmuze.com/st/237682449.html
試題參考答案:B、A

試題4: If two communicating entities are in different hosts connected by a network,there is a risk that PDUs will not arrive inthe order inwhich theywere sent , becausethey may traverse(70)paths through the network. If each PDUs is given a uniquenumber,andnumbersareassigned(71),thenit isa logicallysimpletaskforthereceivingentityto reorder(72 )PDUsonthebasisofsequence number.Aproblem with this scheme is that,with a(73)sequence number field, sequence number will repeat.Evidently , the maximumsequence numbermustbe(74)thanthemaximumnumber ofPDUsthatcouldbe outstandingat anytime.
(70)A.same
B.different
C.single
D.Unique
(71)A.randomly
B.equally
C. uniformly
D. Sequentially 
(72)A.received
B.sent
C.transmitting
D.Forwarding
(73)A.various
B.diverse
C.finite
D.infinite 
(74)A.smaller
B.greater
C.less
D.More
試題解析與討論:www.jazzmuze.com/st/3956410898.html
試題參考答案:B、D、A、C、B

試題5

在RMON中,實現(xiàn)捕獲者(capture)時必須實現(xiàn) ( ) 。
A、事件組(event)
B、過濾組(filter)
C、警報組(alarm)
D、主機組(host)

試題解析與討論:www.jazzmuze.com/st/85712951.html
試題參考答案:B

試題6

ADSL 采用多路復用技術是 (1) ,最大傳輸距離可達 (2) 米。
(1)A、TDM
B、FDM
C、WDM
D、CDMA
(2)A、500
B、1000
C、5000
D、10000

試題解析與討論:www.jazzmuze.com/st/84912924.html
試題參考答案:B、C

試題7: 以下屬于萬兆以太網(wǎng)物理層標準的是( )。
A.IEEE802.3u
B.IEEE802.3a
C.IEEE802.3e
D.IEEE802.3ae
試題解析與討論:www.jazzmuze.com/st/233813108.html
試題參考答案:D

試題8: 在沒有選項和填充的情況下.IPv4數(shù)據(jù)報報頭長度域的值應該為( )
A.3
B.4
C.5
D.6
試題解析與討論:www.jazzmuze.com/st/316134647.html
試題參考答案:C

試題9

( )  是指按內(nèi)容訪問的存儲器。
A、虛擬存儲器
B、相聯(lián)存儲器
C、高速緩存(Cache)
D、隨機訪問存儲器

試題解析與討論:www.jazzmuze.com/st/89303075.html
試題參考答案:B

試題10

下面的交換機命令中哪一條為端口指定VLAN? ( )
A、S1(config-if)# vlan-membership static
B、S1(config-if)# vlan database
C、S1(config-if)# switchport mode access
D、S1(config-if)# switchport access vlan 1

試題解析與討論:www.jazzmuze.com/st/87133000.html
試題參考答案:D

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