A system administrator is trying to troubleshoot company wide email problems that may be related to DNS.  Which of the following network tools would be MOST useful to determine if it is a DNS issue？（）A、netstatB、tracertC、nslookupD、ping

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第4题：

A system administrator did not receive a response while attempting to ping loopback. Which of the following would most likely resolve this problem？（）

• A、Issue startsrc -s loopback
• B、Issue startsrc -g tcpip
• C、Issue rc.tcpip
• D、Reconnect the network cable

第5题：

You are attempting to troubleshoot some problems within your local network.Which of the following are router IOS commands that can be used to troubleshoot LAN connectivity problems?（）

• A、ping
• B、tracert
• C、ipconfig
• D、show ip route
• E、winipcfg
• F、show interfaces
• G、All of the above

第6题：

An administrator wants to test the network MTU. Which of the following commands allows differentsize packets to be sent?（）

• A、netstat
• B、traceroute
• C、nbtstat
• D、ping

第7题：

A user in the accounting department reports that their office is able to connect to the network, but they are unable to connect to the Internet. Which of the following documentation would be the MOST useful to the administrator in diagnosing this issue?（） (Select TWO).

• A、Physical network diagram
• B、Job log
• C、Acceptable use policy
• D、Baseline documentation
• E、Wiring schematic

第8题：

Which of the following tools would allow an administrator to push out a software update to allswitches on the network?（）

• A、Network management
• B、Protocol analyzer
• C、Network monitoring
• D、System diagnostic

第9题：

Multiple users call from the same location saying that they have no network connectivity. The administrator is unable to ping the main switch at that IDF. Which of the following configuration management documents would the administrator MOST likely consult to troubleshoot the issue?（）

• A、Baseline configuration
• B、Security policy
• C、Performance and transaction logs
• D、Physical network diagram

第10题：

Users are reporting problems connecting to servers in the remote company.com domain. The administrator suspects this to be a DNS problem. Which of the following commands would the administrator run to identify the DNS server of the remote company.com?（）

• A、dig company.com ns
• B、ipconfig/all
• C、ifconfig-a
• D、dig company.com mx

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第15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

第16题：

Which of the following is the MOST efficient way to troubleshoot network problems?（）

• A、Create an action plan
• B、Implement and test a solution
• C、Determine if anything has changed
• D、Identity a probable cause

第17题：

An administrator is unable to ping a workstation. Which of the following tools would BEST help toresolve the issue?（）

• A、Cable tester
• B、Multimeter
• C、Toner probe
• D、Protocol analyzer

第18题：

Which of the following tools can be used to identify the location of a network outage?（）

• A、traceroute
• B、netstat
• C、nslookup
• D、ping

第19题：

Which of the following command line tools can be used to display the default gateway, IP address,and DNS servers currently being used by a host?（）

• A、TRACERT
• B、IPCONFIG/ALL
• C、NSLOOKUP
• D、PING-T

第20题：

Which of the following commands would MOST likely be used to see where a loss of connectivity between two devices on a network is located?（）

• A、tracert
• B、netstat
• C、nslookup
• D、ping

第21题：

Which of the following tools would an administrator BEST use to trace a network cable?（）

• A、Toner
• B、Cable tester
• C、Butt set
• D、Multimeter

第22题：

Which of the following commands is most useful in initially collecting data to determine a network performance problem？（）

• A、 ping
• B、 trace
• C、 ifconfig
• D、 lsattr

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