An administrator wants to test the network MTU. Which of the following commands allows differentsize packets to be sent?（）A、netstatB、tracerouteC、nbtstatD、ping

第1题：

An administrator is in charge of several remote servers in Japan. Users call and complain they cannot connect to the company’s resources located on those servers. Which of the following commands would allow the administrator to verify the servers are running？（）

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

第2题：

An administrator needs to review the open ports on a host. Which of the following commands should they use？（）

• A、traceroute -d
• B、ping -t
• C、netstat -ano
• D、nbtstat -a

第3题：

For a technician to test network connectivity to a remote host on a Unix Server which of the following commands should they run？（）

• A、 IPCONFIG
• B、 PING
• C、 ARP
• D、 IFCONFIG

第4题：

An administrator needs to know the workstation name of a user who called in for support in orderto remotely manage it. After calling the user and having the user open a command prompt, whichof the following commands would the administrator ask the user to type?（）

• A、Netstat
• B、Ifconfig
• C、Hostname
• D、Ping

第5题：

A network technician wants to use a packet analyzer to troubleshoot a reported problem with a user's workstation with IP address 192.168.1.45. To identify the workstation's packets the technician wants to use the workstation's MAC address. Which of the following protocols would provide the needed information?（）

• A、DHCP
• B、ARP
• C、DNS
• D、PING

第6题：

Which of the following commands should Jill, a technician, use to test a computer’s NIC forfunctionality?（）

• A、ping net
• B、ping ipconfig
• C、ping localhost
• D、ping microsoft.com

第7题：

An administrator would like to know the name of the workstation that is being repaired. Which ofthe following commands, without parameters, will provide this information?（）

• A、Hostname
• B、Ipconfig
• C、Netstat
• D、Ping

第8题：

Users have reported that they cannot access certain Internet sites. An administrator wants to test that the sites are properly resolving to an IP address. Which of the following tools would allow the administrator to test name resolution?（）

• A、net view
• B、ipconfig
• C、dig
• D、ifconfig

第9题：

Which of the following commands is used to determine the route that the IP packets take to a network host?（）

• A、 route 
• B、 netstat 
• C、 iptrace 
• D、 traceroute

第10题：

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第13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14题：

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

第15题：

An administrator wants to use a Windows system to monitor a server that is rebooting. Which of the following commands should the administrator use to know when the NIC is back online in the server？（）

• A、 ping i 240
• B、 ping -t
• C、 ping -a
• D、 ping w 240

第16题：

Which of the following commands should the administrator run to check if the SMTP services are still active？（）

• A、 Telnet <Server name>  25
• B、 Ping <Server name> 
• C、 net send <Server name> test mail
• D、 nbtstat a <Server name> 

第17题：

An administrator is testing setting the IP address on a Linux server from command line. Which of the following commands is used to set the default gateway for the server？（）

• A、route
• B、traceroute
• C、ipconfig
• D、nmap

第18题：

A small amount of spoofed packets are being sent across a network and a large amount of reply packets are being sent back to the network resource. Which of the following BEST describes this security threat?（）

• A、Worm
• B、Smurf
• C、Logic Bomb
• D、Man-in-the-middle

第19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20题：

A system administrator received the following message while trying to ssh to a server：  connection timed out.The administrator pinged the server and had no response. The administrator then pinged the gateway， and was successful. Which tool could the administrator use next to isolate the problem？（）

• A、route
• B、traceroute
• C、netstat -nr
• D、broadcast ping

第21题：

An AIX system administrator wants to reset the level at which the SIGDANGER signal is sent to processes so appropriate actions can be taken when paging space is running low.  Which of the following commands is used to reset the level？（）

• A、 vmtune -w
• B、 svmon -w
• C、 schedtune -w
• D、 vmstat -s

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