题目内容（请给出正确答案）

[主观题]

You develop a serializable class for persisting objects as files.Every time an object is s

erialized, you have to update the database with the name of the object and location of that file.You elect to employ the OnSerialized attribute to achieve this objective.You now need to apply the OnSerialized attribute to a certain method.What should you do？（）

A. You develop a serializable class for persisting ob

B. You develop a serializable class for persisting ob

C. You develop a serializable class for persisting ob

D. You develop a serializable class for persisting ob

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更多“You develop a serializable cla…”相关的问题

第1题

While logged into a router you manually shut down the serial 0 interface using the "shutdo

wn" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What could you expect the status of the serial 0 interface to be？（）

A. Serial 0 is up, line protocol is up

B. Serial 0 is up, line protocol is down

C. Serial 0 is down, line protocol is down

D. Serial 0 is down, line protocol is up

E. Serial 0 is administratively down, line protocol is down

F. Serial 0 is administratively down, line protocol is up

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第2题

You updated your primary server with new hosts.However, you notice that the secondary

A.Expire

B.Retry

C.Refresh

D.Serial

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第3题

You are working as an administrator at TestKing, and you need to set the bandwidth of your routers serial port to 56K. Which of the following commands would you use？（）

A.Bandwidth 56000

B. Bandwidth 56000000

C. Bandwidth 56

D. Bandwidth 56kbps

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第4题

You have a single Class C IP address and a point-to-point serial link that you want to implement VLSM on. Which subnet mask is the most efficient？（）

A.255.255.255.0

B. 255.255.255.240

C. 255.255.255.248

D. 255.255.255.252

E. 255.255.255.254

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第5题

which command allows you to verify the encapsulation type （CISCO OR IETF) for a frame relay link？（）

A.show frame-relay map

B.show frame-relay lmi

C.show inter serial

D.show frame-relay pvc

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第6题

The subnet mask on the serial interface of a router is expressed in binary as 11111000 for the last octet. How do you express the binary number 11111000 in decimal？（）

A.210

B. 224

C. 240

D. 248

E. 252

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第7题

Part of the configuration files for routers testking1 and testking2 are displayed below:If

you were to enter the "show interface serial 0" command on router testking1,which of the following will be displayed？（）

Part of the configuration files for routers testki

A. Serial 0 is down, line protocol is down

B. Serial 0 is up, line protocol is up

C. Open: IPCP, CDPCP

D. LCP closed

E. LCP open

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第8题

You have a single Class C IP address and a point-to-point serial link that you want to imp

lement VLSM on. Which subnet mask is the most efficient for this point to point link？

A. 255.255.255.0

B. 255.255.255.240

C. 255.255.255.248

D. 255.255.255.252

E. 255.255.255.254

F. None of the above

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第9题

You are preparing to create a point to point WAN by connecting a Cisco router with a Juniper router by way of their serial links. Which one of the following commands would you use？（）

A. TK1(config-if)# encapsulation hdlc ansi

B. TK1(config-if)# encapsulation ppp

C. TK1(config-if)# encapsulation LAPD

D. TK1(config-if)# encapsulation frame-relay ietf

E. TK1(config)#encapsulation ppp

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第10题

While troubleshooting a serial line problem, you enable ppp authentication debugging as shown below:Based on the command output above, what type of ‘handshake‘ was used for PPP authentication？（）

While troubleshooting a serial line problem, you e

A. one-way

B. two-way

C. three-way

D. four-way

E. no handshakes required during authentication

F. None of the above

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第11题

SCSI interfaces provide for faster data transmission rates （up to 80 megabytes per second)

SCSI interfaces provide for faster data transmission rates (up to 80 megabytes per second) than standard serial and parallel ports. In addition, you can attach many devices to a single SCSI port, so that SCSI is really an I/O bus rather than simply an interface Which two statements about SCSI are true？（）

A. The bus is limited to 64 devices.

B. It is a full-duplex serial standard.

C. It is a half-duplex serial standard.

D. It allows up to 320 MB/s of shared channel bandwidth.

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