A legacy network that is prone to errors may have issues with services that use UDP. Which of the following services could have problems in this case, due to the fact that UDP is used?()A.DNSB.TelnetC.SMTPD.SNMPE.HTTPF.TFTP

题目
A legacy network that is prone to errors may have issues with services that use UDP. Which of the following services could have problems in this case, due to the fact that UDP is used?()

A.DNS

B.Telnet

C.SMTP

D.SNMP

E.HTTP

F.TFTP

相似考题

1.5 Financial statements have seen an increasing move towards the use of fair values in accounting. Advocates of ‘fairvalue accounting’ believe that fair value is the most relevant measure for financial reporting whilst others believe thathistorical cost provides a more useful measure.Issues have been raised over the reliability and measurement of fair values, and over the nature of the current levelof disclosure in financial statements in this area.Required:(a) Discuss the problems associated with the reliability and measurement of fair values and the nature of anyadditional disclosures which may be required if fair value accounting is to be used exclusively in corporatereporting. (13 marks)

2.You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover. Which routing protocol should you use in this scenario?（）A. OSPFB. RIPC. BGPD. static

3.Which of the following routing protocols are less likely prone routing loops and network reachability problems when used in discontiguous networks?()A. IGRPB. CDPC. OSPFD. RIP v1E. RIP v2F. EIGRP

4.阅读下面的句子，根据文章内容进行判断，正确写(T)错误写(F)Headhunters or executive search firms specialize in finding the right person for the right job. When a company wishes to recruit a new person for an important position, it may use the services of such a firm. The advantages for the employer are that it does not have to organize the costly and time-consuming process of advertising, selecting and interviewing suitable applicant. In some cases, the search firm may already have a list of people with the appropriate skills for the job. If this is not the case, then it may act as a consultant, advising or even organizing tests and simulations to evaluate candidates behavior. in order to select the most competent person for the job.()21. The passage mainly talks about the increased business of headhunters.()22. Companies may use the services of an executive search firm to recruit new employees.()23. Employers prefer to use the headhunters because the services are cheap.()24. Search firms often have their own talent pool or human resource ban()25. Headhunters also provide services like advertisement and candidate evaluation.

参考答案和解析
参考答案：A, D, F
更多“A legacy network that is prone to errors may have issues with services that use UDP. Which of the following services could have problems in this case, due to the fact that UDP is used?() ”相关问题

  • 第1题：

    Which of the following routing protocols are less likely prone routing loops and network reachability problems when used in discontiguous networks?（）

    • A、IGRP
    • B、CDP
    • C、OSPF
    • D、RIP v1
    • E、RIP v2
    • F、EIGRP

    正确答案:C,E,F

  • 第2题：

    Which statement is true about the comparison of voice traffic with video traffic？（）

    • A、 Video conferencing traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flows.
    • B、 Latency requirements are less stringent for video traffic than for voice traffic.
    • C、 Video traffic is less sensitive to dropped packets than for voice traffic.
    • D、 Video traffic requires the retransmission capabilities of TCP whereas voice uses UDP.
    • E、 Voice traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flows.
    • F、 Voice traffic requires the retransmission capabilities of TCP whereas video uses UDP.

    正确答案:A

  • 第3题：

    In an environment in which multiple VLANs have been defined on Catalyst Express 500 switches， which two statements are correct for ports that have been configured with the Smartport role of "IP Phone + Desktop"？（）

    • A、The names of the VLANs used by the SmartPorts are case insensitive
    • B、The ports may belong to a configurable data VLAN
    • C、The names of the VLANs used by the Smartports are not relevant
    • D、The ports may belong to many VLANs， depending on how many PCs are connected to each port.
    • E、The names of the VLANs used by the Smartports are case sensitive

    正确答案:B,E

  • 第4题：

    Several remote sales employees， who have come into the office this week， report that they are unable to get on the Internet， but no other users have reported similar issues.  The help desk hasescalated the issue and the case notes state that the users have IP addresses that begin with 169. Which of the following should the system administrator check FIRST？（）

    • A、DHCP server
    • B、Network switches
    • C、DNS server
    • D、Core router

    正确答案:A

  • 第5题：

    You are configuring services to be discoverable. The services must be discoverable without relying on a central server. Client applications that consume the services are on a network segment that is separate from the network segment that the services are located on.A firewall blocks all TCP ports between the two network segments, but allows other protocols to pass through.You need to ensure that the client applications can discover the services. What should you do?（）

    • A、Use ad-hoc discovery mode over HTTP.
    • B、Use ad-hoc discovery mode over UDP.
    • C、Use managed discovery mode over HTTP.
    • D、Use managed discovery mode over UDP.

    正确答案:B

  • 第6题：

    You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services， and configuring aweb services infrastructure. You have a Terminal Server that runs Windows Server 2008. You use Terminal Services RemoteApp （TS RemoteApp） to create a Windows Installer package for Microsoft OfficeWord 2007. You have the package installed on a client computer. You double-click on a Word documentand receive the following error. Windows cannot open this file. You have to make sure that you can openthe Word document by double-clicking on the file. So what action should you perform to make sure of this？（）

    • A、In order to make sure of this， use msiexec.exe to install the Windows Installer package.
    • B、In order to make sure of this， the Microsoft Windows Installer package should be recreated.
    • C、In order to make sure of this， the file association on the client computer should be modified.
    • D、In order to make sure of this， the file association on the TS RemoteApp server should be modified.

    正确答案:D

  • 第7题：

    判断题
    Headhunters or executive search firms specialize in finding the right person for the right job. When a company wishes to recruit a new person for an important position， it may use the services of such a firm. The advantages for the employer are that it does not have to organize the costly and time-consuming process of advertising， selecting and interviewing suitable applicant. In some cases， the search firm may already have a list of people with the appropriate skills for the job. If this is not the case， then it may act as a consultant， advising or even organizing tests and simulations to evaluate candidates’ behavior in order to select the most competent person for the job.Employers prefer to use the headhunters because the services are cheap.
    A

    对

    B

    错


    正确答案： 对
    解析： 暂无解析

  • 第8题：

    多选题
    Which of the following routing protocols are less likely prone routing loops and network reachability problems when used in discontiguous networks?（）
    A

    IGRP

    B

    CDP

    C

    OSPF

    D

    RIP v1

    E

    RIP v2

    F

    EIGRP


    正确答案： A,D
    解析： 暂无解析

  • 第9题：

    单选题
    You are configuring services to be discoverable. The services must be discoverable without relying on a central server. Client applications that consume the services are on a network segment that is separate from the network segment that the services are located on.A firewall blocks all TCP ports between the two network segments, but allows other protocols to pass through.You need to ensure that the client applications can discover the services. What should you do?（）
    A

    Use ad-hoc discovery mode over HTTP.

    B

    Use ad-hoc discovery mode over UDP.

    C

    Use managed discovery mode over HTTP.

    D

    Use managed discovery mode over UDP.


    正确答案： C
    解析： 暂无解析

  • 第10题：

    单选题
    The server administrator discovers that a server， which has not been patched， is runningextremely slow and suspects that the server may have been compromised. Which of the following commands should the administrator use to check the number of network connections the server is making？（）
    A

    netstat

    B

    ping

    C

    nslookup

    D

    grep


    正确答案： A
    解析： 暂无解析

  • 第11题：

    多选题
    In an environment in which multiple VLANs have been defined on Catalyst Express 500 switches， which two statements are correct for ports that have been configured with the Smartport role of "IP Phone + Desktop"？（）
    A

    The names of the VLANs used by the SmartPorts are case insensitive

    B

    The ports may belong to a configurable data VLAN

    C

    The names of the VLANs used by the Smartports are not relevant

    D

    The ports may belong to many VLANs， depending on how many PCs are connected to each port.

    E

    The names of the VLANs used by the Smartports are case sensitive


    正确答案： B,E
    解析： 暂无解析

  • 第12题：

    判断题
    Headhunters or executive search firms specialize in finding the right person for the right job. When a company wishes to recruit a new person for an important position， it may use the services of such a firm. The advantages for the employer are that it does not have to organize the costly and time-consuming process of advertising， selecting and interviewing suitable applicant. In some cases， the search firm may already have a list of people with the appropriate skills for the job. If this is not the case， then it may act as a consultant， advising or even organizing tests and simulations to evaluate candidates’ behavior in order to select the most competent person for the job.Headhunters also provide services like advertisement and candidate evaluation.
    A

    对

    B

    错


    正确答案： 错
    解析： 暂无解析

  • 第13题：

    Which of the following services use TCP?（）

    • A、DHCP
    • B、SMTP
    • C、SNMP
    • D、FTP
    • E、HTTP
    • F、TFTP

    正确答案:B,D,E

  • 第14题：

    When planning for a logically partitioned system，which of the following should be used as part of a review to ensure that each partition has the required resources？ （）

    • A、Use the Workload Estimator capacity planning tool.
    • B、Use prtconf output from legacy systems.
    • C、Use the LPAR Validation Tool.
    • D、Use Performance Management Services.

    正确答案:C

  • 第15题：

    A legacy network that is prone to errors may have issues with services that use UDP. Which of the following services could have problems in this case, due to the fact that UDP is used?（）

    • A、DNS
    • B、Telnet
    • C、SMTP
    • D、SNMP
    • E、HTTP
    • F、TFTP

    正确答案:A,D,F

  • 第16题：

    A hospital customer with an experienced AIX and Microsoft Windows staff wants to consolidate all of their file/print services onto fewer systems.  They currently use multiple Microsoft Windows-based Intelsystems that are experiencing reliability problems.  They also have POWER4+ systems that are running multiple AIX LPARs that have experienced no reliability issues. They need at least 99.99% uptime. Which solution will meet their uptime needs at the lowest cost？（）

    • A、Combine the file/print servers onto a larger Intel-based machine （x445）.
    • B、Bring up a Linux LPAR on the pSeries and run Samba to provide file/print services.
    • C、Bring up another AIX LPAR on the pSeries and run Samba to provide file/print services.
    • D、Bring up another AIX LPAR on the pSeries and run Connect Direct to provide file/print services.

    正确答案:C

  • 第17题：

    You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services， and configuring aweb services infrastructure. There are four Terminal Servers that run Windows Server 2008. The TerminalServers are respectively named S01， S02， S03， and S04. You have the Terminal Server Session Brokerrole service installed on S01. You have to configure load balancing for the four Terminal Servers. Now youreceive an order from the company management. According to the company requirement， you must makesure that S02 is the preferred server for Terminal Services sessions. Which tool should you choose to use？（）

    • A、You should choose to use TS Gateway Manager
    • B、You should choose to use Terminal Services Manager
    • C、You should choose to use Group Policy Management
    • D、You should choose to use Terminal Services Configuration

    正确答案:D

  • 第18题：

    单选题
    You have a network containing 120 routers. You must establish and maintain connectivity between the loopback interfaces of all routers. Because of the critical services using the network, you need redundancy and fast failover. Which routing protocol should you use in this scenario?（）
    A

    OSPF

    B

    RIP

    C

    BGP

    D

    static


    正确答案： D
    解析： 暂无解析

  • 第19题：

    判断题
    Headhunters or executive search firms specialize in finding the right person for the right job. When a company wishes to recruit a new person for an important position， it may use the services of such a firm. The advantages for the employer are that it does not have to organize the costly and time-consuming process of advertising， selecting and interviewing suitable applicant. In some cases， the search firm may already have a list of people with the appropriate skills for the job. If this is not the case， then it may act as a consultant， advising or even organizing tests and simulations to evaluate candidates’ behavior in order to select the most competent person for the job.Companies may use the services of an executive search firm to recruit new employees.
    A

    对

    B

    错


    正确答案： 错
    解析： 暂无解析

  • 第20题：

    多选题
    A legacy network that is prone to errors may have issues with services that use UDP. Which of the following services could have problems in this case, due to the fact that UDP is used?（）
    A

    DNS

    B

    Telnet

    C

    SMTP

    D

    SNMP

    E

    HTTP

    F

    TFTP


    正确答案： C,A
    解析： 暂无解析

  • 第21题：

    单选题
    Rewrite rules are used in which CoS scenario?（）
    A

    When a single device is configured to provide differentiated services.

    B

    When multiple devices in a network are configured to use CoS to provide differentiated services.

    C

    When a device is used to connect to another autonomous system.

    D

    When CoS is used to classifiy traffic as low priority.


    正确答案： A
    解析： 暂无解析

  • 第22题：

    多选题
    Which of the following services use TCP?（）
    A

    DHCP

    B

    SMTP

    C

    SNMP

    D

    FTP

    E

    HTTP

    F

    TFTP


    正确答案： F,E
    解析： 暂无解析

  • 第23题：

    单选题
    You have a terminal server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Occasionally, users report that they cannot connect to the terminal server. You need identify user accounts that have multiple Terminal Services connections to Server1. Which tool should you use?（）
    A

    Remote Desktop

    B

    Terminal Server Licensing

    C

    Terminal Services Configuration

    D

    Terminal Services Manager


    正确答案： B
    解析： 暂无解析

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