A user is unable to determine the default system texteditor. How can the local administrator assist the user by identifying the default text editor for the system?（）A、Login as the user and run 'echo $ENV'.B、Login as root and run the 'env' command.C、Login as root and 'cat /etc/environment'.D、Login as the user and run the 'env' command.
A user is unable to determine the default system texteditor. How can the local administrator assist the user by identifying the default text editor for the system?（）
- A、Login as the user and run 'echo $ENV'.
- B、Login as root and run the 'env' command.
- C、Login as root and 'cat /etc/environment'.
- D、Login as the user and run the 'env' command.
相关考题：
A router has been configured with the settings shown below:[edit]user@host show system authentication-order authentication-order [ radius tacplus ];The router also has a local database that contains the user lab with password lab123. What would happen if both the RADIUS and the TACACS servers are not accessible?（）A.The user lab will not be able to login.B.The user lab will be authenticated against the local database and will be able to login.C.The user lab will receive an error message indicating the router is unable to authenticate due to the authentication servers not responding.D.The user will be able to login only if tries to login as the root user.
A user is unable to reach the Internet. The technician asks the user to do an IPCONFIG /all. The userreports that their IP address is 172.16.1.18, subnet mask is 255.255.255.0, and their default gateway is 172.16.1.18. Which of the following is the cause of the problem?（）A. Default gatewayB. Network cableC. Subnet maskD. CNAME record
User2 is complaining that he is unable to list the contents of a directory. What is the most likely cause?() A. User2 needs write permission to the directory.B. User2 needs both read and write permissions to the directory.C. User2 needs both read and execute permissions to the directory.D. User2 needs both write and execute permissions to the directory.
You use two user accounts for your computer: standard user and administrator. You log on to your computer as standard user but are unable to make advanced configuration changes. You need to make advanced configuration changes while you are logged on as a standard user.What should you do?（）A.AB.BC.CD.D
A remote user cannot connect to the office via VPN. The user has established Internet connectivity. Which of the following is the MOST likely next step in troubleshooting?（）A、Power cycle the VPN concentrator at the office.B、Determine if the VPN service is running at the office.C、Reinstall the VPN client at the remote computer.D、Determine if the user has the correct VPN address and password.
After installing a network with one Samba server and several clients， users are complaining that they receive an Unable to browse the network error when trying to visit a public share. What is the most likely cause of this？ （）A、 The user entered the wrong username and/or password.B、 The nmbd process is not running on the Samba server.C、 The user hasn’t mapped the share to a local drive letter yet.D、 The Samba server is not configured as a Domain Master Browser.
Which of the following reasons indicate why it is important to have the user demonstrate the task they are trying to perform?（）A、To help the technician learn how to perform the task B、To determine if the user is performing the task properly C、To determine if the user is authorized to perform the task D、To help the technician determine if there is a better way to perform the task in question
A user is unable to determine the default system text editor. How can the local administrator assist the user by identifying the default text editor for the system？（）A、Login as the user and run ’echo $ENV’.B、Login as root and run the ’env’ command.C、Login as root and ’cat /etc/environment’.D、Login as the user and run the ’env’ command.
A web application uses the HttpSession mechanism to determine if a user is “logged in”. When a user supplies a valid user name and password， an HttpSession is created for that user. The user has access to the application for only 15 minutes after logging in. The code must determine how long the user has been logged in， and if this time is greater than 15 minutes， must destroy the HttpSession. Which method in HttpSession is used to accomplish this？（）A、 getCreationTimeB、 invalidateAfterC、 getLastAccessedTimeD、 getMaxInactiveInterval
A user reports that they are unable to reach a particular website. The user had no issues reaching the site earlier in the day. Which of the following is the MOST likely cause of the lack of access？（）A、The VLAN is misconfiguredB、The user has an improperly configured NICC、The DHCP server is downD、The DNS server is down
A user is unable to connect to the network. A network technician is able to determine that there is a problem on the switch. All other users on that switch are able to connect successfully to the network. Which of the following is a probable cause？（）A、Switching loop is occurring on the switch.B、Wrong subnet mask on the switch.C、Incorrect SNMP settings on the switch.D、Port is misconfigured on the switch.
A user reports that they are unable to open any audio files. Yesterday, the user uninstalled third party music software. Which of the following is the MOST likely cause of the user’s error?（）A、The file associations were not returned after the software was uninstalled.B、The user is not opening the files correctly.C、The uninstalled software has corrupted all the audio files on the computer.D、The sound card is not properly configured.
A user reports being occasionally disconnected from the server. Which of the following tools couldthe technician use to determine if it is the client or the server that is dropping the connection?（）A、Packet snifferB、MultimeterC、Load balancerD、Throughput tester
An administrator receives a call from a user who is unable to receive email. After checking the workstation and email settings the administrator is still not able to determine the problem. Which of thefollowing is the NEXT step that the administrator should take？ （）A、 Create an action plan.B、 Escalate the issue.C、 Reboot the mail server.D、 Document the solution.
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A system administrator is unable to unmount a file system. Which is the appropriate command to determine who or what is accessing the file system？（）A、who /filesystemB、lsfs /filesystemC、fuser /filesystemD、umount -f /filesystem
User2 is complaining that he is unable to list the contents of a directory. What is the most likely cause?（）A、User2 needs write permission to the directory.B、User2 needs both read and write permissions to the directory.C、User2 needs both read and execute permissions to the directory.D、User2 needs both write and execute permissions to the directory.
单选题A user requests access to a new file share.The administrator adds the user to the group with the appropriate access.The user is still unable to access the share.Which of the following actions should the administrator do to resolve the permissions issue？（）ARequest the user to logoff and log back on.BAdd the user as an administrator on their local machine.CAdd the user as an administrator on the server.DRun an ipconfig /renew on the user’s machine.
单选题Which of the following reasons indicate why it is important to have the user demonstrate the task they are trying to perform?（）ATo help the technician learn how to perform the task BTo determine if the user is performing the task properly CTo determine if the user is authorized to perform the task DTo help the technician determine if there is a better way to perform the task in question
单选题A user reports that they are unable to open any audio files. Yesterday, the user uninstalled third party music software. Which of the following is the MOST likely cause of the user’s error?（）AThe file associations were not returned after the software was uninstalled.BThe user is not opening the files correctly.CThe uninstalled software has corrupted all the audio files on the computer.DThe sound card is not properly configured.
单选题A web application uses the HttpSession mechanism to determine if a user is "logged in." When a usersupplies a valid user name and password， an HttpSession is created for that user. The user has access tothe application for only 15 minutes after logging in. The code must determine how long the user has beenlogged in， and if this time is greater than 15 minutes， must destroy the HttpSession. Which method in HttpSession is used to accomplish this？（）AGetcreationtimeBInvalidateafterCGetlastaccessedtimeDGetmaxinactiveinterval
单选题A user reports that they are unable to reach a particular website. The user had no issues reaching the site earlier in the day. Which of the following is the MOST likely cause of the lack of access？（）AThe VLAN is misconfiguredBThe user has an improperly configured NICCThe DHCP server is downDThe DNS server is down
填空题Which parts of the United States will become wetter or drier is the question that scientists currently unable to determine about the global warming effects on the U.S.____
单选题After installing a network with one Samba server and several clients， users are complaining that they receive an Unable to browse the network error when trying to visit a public share. What is the most likely cause of this？ （）A The user entered the wrong username and/or password.B The nmbd process is not running on the Samba server.C The user hasn’t mapped the share to a local drive letter yet.D The Samba server is not configured as a Domain Master Browser.
单选题An administrator receives a call from a user who is unable to receive email. After checking the workstation and email settings the administrator is still not able to determine the problem. Which of thefollowing is the NEXT step that the administrator should take？ （）A Create an action plan.B Escalate the issue.C Reboot the mail server.D Document the solution.
单选题A user is unable to determine the default system texteditor. How can the local administrator assist the user by identifying the default text editor for the system?（）ALogin as the user and run 'echo $ENV'.BLogin as root and run the 'env' command.CLogin as root and 'cat /etc/environment'.DLogin as the user and run the 'env' command.
单选题You use two user accounts for your computer： standard user and administrator. You log on to your computer as standard user but are unable to make advanced configuration changes. You need to make advanced configuration changes while you are logged on as a standard user. What should you do？ （）AEnable the User Account Control： Only elevate executables that are signed and validated option.BDisable the User Account Control： Only elevate executables that are signed and validated option.CConfigure the User Account Control： Behavior of the elevation prompt for standard users setting to the Prompt for credentials option.DConfigure the User Account Control： Behavior of the elevation prompt for administrators in Admin Approval Mode setting to the Prompt for consent option.
单选题A user is unable to reach the Internet. The technician asks the user to do an IPCONFIG /all. The userreports that their IP address is 172.16.1.18, subnet mask is 255.255.255.0, and their default gateway is 172.16.1.18. Which of the following is the cause of the problem?（）ADefault gatewayBNetwork cableCSubnet maskDCNAME record