单选题What information does the help topic command provide?（）A router’s version and serial number to help open a case with JTACB software documentation describing features and configuration tasks within JUNOSC a brief description of commands and their defaul

题目
单选题
What information does the help topic command provide?（）
A

router’s version and serial number to help open a case with JTAC

B

software documentation describing features and configuration tasks within JUNOS

C

a brief description of commands and their default values

D

a verification of the current configuration on the router

相似考题

1.Which command returns a list of commands in which a given keyword is used throughout the Junos hierarchies?()A. help topicB. help referenceC. help aproposD. help tip

2.What are the basic configuration steps to enable IS － IS?()A. Configure the net system - id command under routerisis and enable IS - IS on each interface with the ip router isis command.B. Configure the net sy stem - id and the network net - id commands under routerisis.C. Configure the network net - id command(s) under routerisis and enable IS - IS on each interface with the ip router isis command.D. Configure the network net - id command(s) and the is - type level -1- 2 command under routerisis.E. Configure the net system - id and the network net - id commands under routerisis and enable ISIS on each interface with the ip router isis command.

3.A technician at TestKing needs to update the network documentation. One of the tasks includes documenting the name of the IOS image file of each router in the network.Which commands could be used to find this information?（）A. Router# show protocolsB. Router# show versionC. Router# show imageD. Router# show IOSE. Router# show flash

4.Refer to the exhibit. OSPF has been configured on all routers in the network. However, router R1 does not receive a default route to router R2 as in tended. Which configuration change would ensure that R1 would receive a default route from R2? （）A. Add the area 1 stub command on routers R1.B. Add the always keyword to the default - information originate configuration command on router R2.C. Remov e the default information originate configuration command from router R2 and place it on router R1.D. Add the ip route 5.0.0.0 255.255.255.0 0.0.0.0 command to router R2.

更多“单选题What information does the help topic command provide?（）A router’s version and serial number to help open a case with JTACB software documentation describing features and configuration tasks within JUNOSC a brief description of commands and their defaul”相关问题

  • 第1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?（）

    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


    参考答案：B, E

  • 第2题：

    Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information?()

    A. the amount of available ROM

    B. the amount of available flash and RAM memory

    C. the version of the bootstrap software present on the router

    D. show version

    E. show processes

    F. show running-config


    参考答案：B, D

  • 第3题：

    A technician at TestKing needs to update the network documentation. One of the tasks includes documenting the name of the IOS image file of each router in the network.Which commands could be used to find this information?（）

    • A、Router# show protocols
    • B、Router# show version
    • C、Router# show image
    • D、Router# show IOS
    • E、Router# show flash

    正确答案:B

  • 第4题：

    With a VPN Accelerator Module 2+ (VAM2+) installed in a Cisco 7200 series router, what will be the resulting action when entering the command no crypto engine accelerator slot number?（）

    • A、disables OIR on the VAM2+ module
    • B、removes the VAM2+ crypto engine feature and disables the associated configuration commands from the router
    • C、disables dual VAM2+ hardware stateful failover capabilities
    • D、disables the crypto engine hardware acceleration, resulting in all crypto functions to be performed in software

    正确答案:A

  • 第5题：

    Which command returns a list of commands in which a given keyword is used throughout the Junos hierarchies?（）

    • A、help topic
    • B、help reference
    • C、help apropos
    • D、help tip

    正确答案:C

  • 第6题：

    Nexus# conf t  Enter configuration commands， one per line. End with CNTL/Z.  Nexus（config）# interface Loopback10  % Permission denied  Nexus（config）# ？  no Negate a command or set its defaults  username Configure user information.  end Go to exec mode  exit Exit from command interpreter  What is the reason why this user is not able to enter configuration commands？（）

    • A、 The user did not enter enable prior to going into configuration mode.
    • B、 The software license installed on Nexus is Layer 2 only， which does not allow the creation of Layer 3 interfaces.
    • C、 The user RBAC role is set to network-operator.
    • D、 The user failed authentication and user access defaulted to read-only mode.
    • E、 The AAA server is currently not responding.

    正确答案:C

  • 第7题：

    What information does the help reference command provide?（）

    • A、a brief description of commands and their default values
    • B、the serial number and version number of the device used to open a support case with JTAC
    • C、a list of all the active hardware alarms on the device
    • D、a display of the current configuration while in operational mode

    正确答案:A

  • 第8题：

    多选题
    Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information? （）
    A

    the amount of available ROM

    B

    the amount of available flash and RAM memory

    C

    the version of the bootstrap software present on the router

    D

    show version

    E

    show processes

    F

    show running-config


    正确答案： A,B
    解析： 暂无解析

  • 第9题：

    单选题
    Which command shows system hardware and software version information？（）
    A

    show configuration

    B

    show environment

    C

    show inventory

    D

    show platform

    E

    show version


    正确答案： E
    解析： 暂无解析

  • 第10题：

    多选题
    What two features in Cisco switches help prevent Layer 2 loops？（）
    A

    UniDirectional Link Detection

    B

    Hot Standby Router Protocol

    C

    Virtual Router Redundancy Protocol

    D

    PortFast

    E

    root guard

    F

    loop guard


    正确答案： F,D
    解析： 暂无解析

  • 第11题：

    单选题
    A CCNA candidate is working on a 2600 Cisco router. The person needs to verify that the configuration register is set to boot the router IOS from flash memory and use the commands saved in the startup-configuration file. Which command will display this information, and what is the configuration register value that should be displayed?（）
    A

    show startup-config and 0x2142

    B

    show version and 0x2102

    C

    show flash and 0x2102

    D

    show version and 0x2142

    E

    show running-config and 0x2142

    F

    show flash and 0x2142


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    What does “locating the specific information” help to train? _____
    A

    scanning

    B

    skimming

    C

    inferring

    D

    read in depth


    正确答案： B
    解析：
    scanning“查阅”；skimming“略读跳读”；inferring“推断”；read in depth“深度阅读”。“寻找特定信息”有利于锻炼查阅能力。

  • 第13题：

    A CCNA candidate is working on a 2600 Cisco router. The person needs to verify that the configuration register is set to boot the router IOS from flash memory and use the commands saved in the startup-configuration file.Which command will display this information, and what is the configuration register value that should be displayed?（）

    A. show startup-config and 0x2142

    B. show version and 0x2102

    C. show flash and 0x2102

    D. show version and 0x2142

    E. show running-config and 0x2142

    F. show flash and 0x2142


    参考答案：B

  • 第14题：

    资料：As a business owner， it is vital that you understand and use advanced technologies. Technology can help increase business efficiency and even expand operations.
    Accounting software. This is important， even if you have your own accountant or bookkeeper. Accounting software allows you to see your profits and losses at a glance. It can also help you design and maintain a budget for your business.
    Planning software or tools. A calendar system is a must There are many online planning systems that can be utilized to help you keep your calendar organized. Find a system that meets your business' needs and be sure to stick with it
    Time tracking software. A time tracking device will help you determine what tasks result in a profit and what tasks do not. This will help you determine what tasks can be eliminated， outsourced， or improved. If you're looking at software that requires a fee， ask for a free trial first to make sure it's the right software for you.

    Email management As a business owner， you probably use several email accounts to manage the various aspects of your company. If you streamline these emails to one account， you'll be able to stay organized and abreast of your emails.
    Mobile internet access. Access to the internet on your mobile device will not only make your life easier， it will also help you maintain a positive reputation for your business. For example， if you are able to follow up with a client by email immediately after a meeting. you will be showing that you are accessible， timely and professional.
    Once you decide which types of technology are right for you and your business， you'll be on your way to being more organized and efficient than ever.

    What’s the author's attitude towards advanced technology?

    A.Negative
    B.Critical
    C.Positive
    D.Neutral

    答案：C
    解析：
    本题的问题是“作者对于先进技术的态度是什么？”。A选项“消极的”；B选项“批评的”；C选项“积极的”；D选项“中立的”。根据主题句可知，作者对于先进技术持积极态度，故选C。

  • 第15题：

    What is a global command?（）

    • A、A command that is available in every release of IOS, regardless of the version or deployment status.
    • B、A command that can be entered in any configuration mode.
    • C、A command that is universal in application and supports all protocols.
    • D、A command that is implemented in all foreign and domestic IOS version.
    • E、A command that is set once and affects the entire router.

    正确答案:A

  • 第16题：

    What information does the help topic command provide?（）

    • A、router’s version and serial number to help open a case with JTAC
    • B、software documentation describing features and configuration tasks within JUNOS
    • C、a brief description of commands and their default values
    • D、a verification of the current configuration on the router

    正确答案:B

  • 第17题：

    Before installing a new, upgraded version of the IOS, what should be checked on the router, and which command should be used to gather this information?（）

    • A、the amount of available ROM
    • B、the amount of available flash and RAM memory
    • C、the version of the bootstrap software present on the router
    • D、show version
    • E、show processes
    • F、show running-config

    正确答案:B,D

  • 第18题：

    What two features in Cisco switches help prevent Layer 2 loops？（）

    • A、UniDirectional Link Detection
    • B、Hot Standby Router Protocol
    • C、Virtual Router Redundancy Protocol
    • D、PortFast
    • E、root guard
    • F、loop guard

    正确答案:A,F

  • 第19题：

    单选题
    What is a global command?（）
    A

    A command that is available in every release of IOS, regardless of the version or deployment status.

    B

    A command that can be entered in any configuration mode.

    C

    A command that is universal in application and supports all protocols.

    D

    A command that is implemented in all foreign and domestic IOS version.

    E

    A command that is set once and affects the entire router.


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    With a VPN Accelerator Module 2+ (VAM2+) installed in a Cisco 7200 series router, what will be the resulting action when entering the command no crypto engine accelerator slot number?（）
    A

    disables OIR on the VAM2+ module

    B

    removes the VAM2+ crypto engine feature and disables the associated configuration commands from the router

    C

    disables dual VAM2+ hardware stateful failover capabilities

    D

    disables the crypto engine hardware acceleration, resulting in all crypto functions to be performed in software


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    What information does the help reference command provide?（）
    A

    a brief description of commands and their default values

    B

    the serial number and version number of the device used to open a support case with JTAC

    C

    a list of all the active hardware alarms on the device

    D

    a display of the current configuration while in operational mode


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    What are the basic configuration steps to enable IS - IS?（）
    A

    Configure the net system - id command under routerisis and enable IS - IS on each interface with the ip router isis command.

    B

    Configure the net sy stem - id and the network net - id commands under routerisis.

    C

    Configure the network net - id command(s) under routerisis and enable IS - IS on each interface with the ip router isis command.

    D

    Configure the network net - id command(s) and the is - type level -1- 2 command under routerisis.

    E

    Configure the net system - id and the network net - id commands under routerisis and enable ISIS on each interface with the ip router isis command.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    A Power Systems customer would like to upgrade their HMC to the latest version of software tosupport a new hardware feature. What resource will help identify dependencies for firmware and system software for their upgrade？（）
    A

    ITSO Redbooks

    B

    Facts and Features

    C

    System Planning Tool

    D

    Fix Level Recommendation Tool


    正确答案： A
    解析： 暂无解析

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