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[主观题]

在数据链路层中,由于数据以帧为单位一帧一帧地传输,因此,当接收方识别出某一帧出现错误时,只需重

发()而不必将全部数据进行重发

A.所有帧

B.已发送的帧

C.以后数据帧

D.此帧

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第1题

package com.company.application;public class MainClass{public static void main(String[]arg
s){}}And Main Class exists in the/apps/com/company/application directory.Assume the CLASSPATH environment variable is set to.”(currentdirectory).Which two java commands entered at the command line will run MainClass()

A.java MainClass if run from the/apps directory

B.javacom.company.application.MainClass if run from the/apps directory

C.java-classpath/appscom.company.application.MainClass if run fro many directory

D.java-classpath.MainClass if run fromt he/apps/com/company/application directory

E.java-classpath/apps/com/company/application:.MainClass if run from the/apps directory

F.javacom.company.application.MainClassifrunfromthe/apps/com/company/application directory

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第2题

packagecom.company.application;publicclassMainClass{publicstaticvoidmain(String[]args){}}A
ndMainClassexistsinthe/apps/com/company/applicationdirectory.AssumetheCLASSPATHenvironmentvariableissetto.(currentdirectory).WhichtwojavacommandsenteredatthecommandlinewillrunMainClass?()

A.javaMainClassifrunfromthe/appsdirectory

B.javacom.company.application.MainClassifrunfromthe/appsdirectory

C.java-classpath/appscom.company.application.MainClassifrunfromanydirectory

D.java-classpath.MainClassifrunfromthe/apps/com/company/applicationdirectory

E.java-classpath/apps/com/company/application:.MainClassifrunfromthe/appsdirectory

F.javacom.company.application.MainClassifrunfromthe/apps/com/company/applicationdirectory

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第3题

移动云单独挂载目录有哪些?()

A.通用/apps所属apps:apps

B.数据库/apps/sharedstorage所属apps:apps

C.Yum源/apps/base/yumserver所属apps:apps

D.管理域监控需要/monitor所属patrol:patrol

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第4题

Write the introductory paragraph based on the information given below: While social apps h
ave made it easier and more convenient for people to communicate over long distance, they also alienate people who could have been closer.

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第5题

在SCI数据库中,查出文献最多的检索式为()。

A.A.petrochemical company

B.B.petrochem* and compan*

C.C.petrochem* n5 compan*

D.D.petrochem* w5 compan*

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第6题

Ansible查看系统版本号命令()。

A.ansible apps -m commsand -a 'lsb_release -a'

B.ansible apps -m command -a 'lsb_release -aas'

C.ansible apps -m command -a 'lsb_release -a'

D.ansisble apps -m cosmmand -a 'lsb_release -a'

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第7题

A.The classes are small.B.All the classes are given by professors.C.The tuition is com

A.The classes are small.

B.All the classes are given by professors.

C.The tuition is comparatively low.

D.It's in an urban setting.

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第8题

Which of the following about health apps is TRUE?A.Few of the health apps share informatio

Which of the following about health apps is TRUE?

A.Few of the health apps share information with third-party companies.

B.Data stored on mobile applications can be used for economic purposes.

C.The applications can not be used to collect the sensitive personal data.

D.Third-party companies only share analytics about apps" functionality and use.

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第9题

Though the wide universe is full of good, kernel of flourishing com can come to (man) (onl

Though the wide universe is full of good, kernel of flourishing com can come to (man) (only through) his own toil (bestowed) that plot of ground which is given him (to till).

A.man

B.only through

C.bestowed

D.to till

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第10题

Your network contains a file server named Server1 that runs Windows Server 2003 Service Pa
ck 2 (SP2).Server1 is configured as shown in the following table.A user named User1 belongs to the Helpdesk group and the Support group.You need to configure security to meet the following requirements:·Prevent User1 from changing files and folders in the Apps share.·Allow User1 to open and run applications in the Apps share.What should you do?()

A. Onthe Apps share, assign User1 the Read share permission.

B. On the Apps folder, deny User1 the Write NTFS permission.

C. On the Apps folder, deny User1 the Modify NTFS permission.

D. On the Apps folder, assign User1 the Read & Execute NTFS permission.

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