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单选题
A user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue.Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem？（）
A
User ’joe’ is specified in the /etc/nologin on SYSTEMA
B
User ’joe’ is specified in the /etc/nologin on SYSTEMB
C
The file permissions on the /home/joe/.rhosts file on SYSTEMA is correct.
D
The file permissions on the /home/joe/.rhosts file on SYSTEMB is incorrect.
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更多 “单选题A user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue.Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem？（）A User ’joe’ is specified in the /etc/nologin on SYSTEMAB User ’joe’ is specified in the /etc/nologin on SYSTEMBC The file permissions on the /home/joe/.rhosts file on SYSTEMA is correct.D The file permissions on the /home/joe/.rhosts file on SYSTEMB is incorrect.” 相关考题
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Auserwiththeuseridof’joe’isunabletorshfromSYSTEMAtoSYSTEMBwithouthavingtoretypetheirpassword，buttheycanrshfromSYSTEMBtoSYSTEMA.Nootherusersareexperiencingthesameissue.Bothsystemshavea/home/joe/.rhostsfilethatcontaintheproperreferencestotheotherhost.The/home/joe/.rhostsfilesonbothSYSTEMAandSYSTEMBareownedbyuserid’joe’.Whichofthefollowingisthemostlikelycauseofthisproblem？（）A.User’joe’isspecifiedinthe/etc/nologinonSYSTEMAB.User’joe’isspecifiedinthe/etc/nologinonSYSTEMBC.Thefilepermissionsonthe/home/joe/.rhostsfileonSYSTEMAiscorrect.D.Thefilepermissionsonthe/home/joe/.rhostsfileonSYSTEMBisincorrect.
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A non－root user can run rsh commands from serverA to serverB, but attempts to run rsh commands by the root user return with apermission error message.What action will resolve the problem?()
A.Add root user to the /etc/hosts.equiv on serverBB.Create $HOME/.rhosts file for the root user on serverBC.Restart the rshd daemon with root enabled option on serverBD.Add entry to allow root user from serverA to the /etc/hosts.allow on serverB
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考题
A requirement is simply a statement of what the system must do or what characteristics it needs to have. Requirements written from the perspective of user and focus on user needs are called __(71)__. Requirements written from the developer's perspective and describe how the system will be implemented are called __(72)__. Requirements evolve from detailed statemens of business capabilities that a system should have to detailed statements of the technical way in whick the capabilities will be implemented in the new system. Requirements can be either functional or nofunctional in nature. For example, during the analysis phase of travel vehicles sales system, the system that must have the ability to search for available inventory is __(73)__. The requirement that the system should be able to work on any Web browser belongs to __(74)__. That customer personal information is protected in compliance with the Data Protection Act is a requirement of __(75)__.
（72）应选？A.operational requirements
B.business requirements
C.technical requirements
D.system requirements
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(72）处应选？A.User requirements
B.Business requirements
C.Function requirements
D.System requirements
考题
A requirement is simply a statement of what the system must do or what characteristics it needs to have. Requirements written from the perspective of user and focus on user needs are called __(71)__. Requirements written from the developer's perspective and describe how the system will be implemented are called __(72)__. Requirements evolve from detailed statemens of business capabilities that a system should have to detailed statements of the technical way in whick the capabilities will be implemented in the new system. Requirements can be either functional or nofunctional in nature. For example, during the analysis phase of travel vehicles sales system, the system that must have the ability to search for available inventory is __(73)__. The requirement that the system should be able to work on any Web browser belongs to __(74)__. That customer personal information is protected in compliance with the Data Protection Act is a requirement of __(75)__.
（74）应选？A.functional requirements
B.technical requirements
C.operational requirements
D.information requirements
考题
Accelerated analysis approaches emphasize the construction of（ ）to more rapidly identify business and user requirements for a new system. As an accelerated analysis technology，（请作答此空）reads the program code and automatically generates the equivalent system model， and the code can be obtained from （ ）. All system analysis approaches require some form of（ ）which includes those techniques to be used to identify or extract system problems and solution requirements from user community. （ ）is a classical set of techniques used to collect information about system problems， opportunities， solution requirements， and priorities.
A. eXtreme programming
B. model driven
C. reverse engineering
D. agile Method
考题
Accelerated analysis approaches emphasize the construction of（ ）to more rapidly identify business and user requirements for a new system. As an accelerated analysis technology，（ ）reads the program code and automatically generates the equivalent system model， and the code can be obtained from （请作答此空）. All system analysis approaches require some form of（ ）which includes those techniques to be used to identify or extract system problems and solution requirements from user community. （ ）is a classical set of techniques used to collect information about system problems， opportunities， solution requirements， and priorities.
A. existing database and application program
B. application program and user interface
C. existing database and user interface
D. existing database，application program and user interface
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若要删除lagdat表中UserId号为Sgo012的记录，则实现的SQL语句为（）ADrop FROM lagdat WHERE UserID=‟Sgo012‟BDrop FROM lagdat WHERE UserID=Sgo012CDele FROM lagdat WHERE UserID=‟Sgo012‟DDele FROM lagdat WHERE UserID=Sgo012
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The following entry is in the /etc/host.equiv and /home/jsmith/.rhosts file on server Alpha：+ jsmith.What does this entry indicate？（）A、The user "jsmith" can use r-commands from any server to server Alpha system-wideB、The user "jsmith" can use r-commands from server Alpha to any server system-wideC、The user "jsmith" can use r-commands from server Alpha to any server with a /home/jsmith directoryD、The user "jsmith" can use r-commands from any server to server Alpha only in the /home/jsmith directory
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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.
考题
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A user selects their proper domain and is unable to log into their Windows computer. The errorstates： System cannot log you on to the domain because the systems computer account in its primary domain is missing or the password on that account is incorrect. Which of the following is the MOST likely cause for this error？（）A、 The computers account was removed from Active Directory.B、 The users account was removed from Active Directory.C、 The computer was disjoined from the domain.D、 The user typed in the wrong password.
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A user selects their proper domain and is unable to log into their Windows computer.The error states：‘System cannot log you on to the domain because the system’s computer account in its primary domain is missing or the password on that account is incorrect’.Which of the following is the MOST likely cause for this error？（）A、The computer’s account was removed from Active Directory.B、The user’s account was removed from Active Directory.C、The computer was disjoined from the domain.D、The user typed in the wrong password.
考题
A user has used all of the allowed logon attempts for the userid. Which command can be used to reset the unsuccessful_login_count to 0 for that user？（）A、usrckB、chsecC、chuserD、passwd
考题
A user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue.Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem？（）A、User ’joe’ is specified in the /etc/nologin on SYSTEMAB、User ’joe’ is specified in the /etc/nologin on SYSTEMBC、The file permissions on the /home/joe/.rhosts file on SYSTEMA is correct.D、The file permissions on the /home/joe/.rhosts file on SYSTEMB is incorrect.
考题
A System p adminstrator must recover user information from a system that will not successfully boot. Which of the following install methods will accomplish this （）A、PreservationB、MigrationC、New and complete overwriteD、Repair
考题
A non-root user can run rsh commands from serverA to serverB， but attempts to run rsh commands by the root user return with a permission error message. What action will resolve the problem？（）A、Add root user to the /etc/hosts.equiv on serverB .B、Create $HOME/.rhosts file for the root user on serverB .C、Restart the rshd daemon with root enabled option on serverB .D、Add entry to allow root user from serverA to the /etc/hosts.allow on serverB .
考题
A banking user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue. Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem（）A、User ’joe’ is specified in the /etc/nologin on SYSTEMb.B、User ’joe’ is specified in the /etc/nologin on SYSTEMa.C、The file permissions on the /home/joe/.rhosts file on SYSTEMA are incorrect.D、The file permissions on the /home/joe/.rhosts file on SYSTEMB are incorrect.
考题
单选题A banking user with the userid of ’joe’ is unable to rsh from SYSTEMA to SYSTEMB without having to retype their password， but they can rsh from SYSTEMB to SYSTEMA. No other users are experiencing the same issue. Both systems have a /home/joe/.rhosts file that contain the proper references to the other host. The /home/joe/.rhosts files on both SYSTEMA and SYSTEMB are owned by userid ’joe’. Which of the following is the most likely cause of this problem（）A
User ’joe’ is specified in the /etc/nologin on SYSTEMb.B
User ’joe’ is specified in the /etc/nologin on SYSTEMa.C
The file permissions on the /home/joe/.rhosts file on SYSTEMA are incorrect.D
The file permissions on the /home/joe/.rhosts file on SYSTEMB are incorrect.
考题
单选题若要删除lagdat表中UserId号为Sgo012的记录，则实现的SQL语句为（）A
Drop FROM lagdat WHERE UserID=‟Sgo012‟B
Drop FROM lagdat WHERE UserID=Sgo012C
Dele FROM lagdat WHERE UserID=‟Sgo012‟D
Dele FROM lagdat WHERE UserID=Sgo012
考题
单选题The following entry is in the /etc/host.equiv and /home/jsmith/.rhosts file on server Alpha：+ jsmith.What does this entry indicate？（）A
The user jsmith can use r-commands from any server to server Alpha system-wideB
The user jsmith can use r-commands from server Alpha to any server system-wideC
The user jsmith can use r-commands from server Alpha to any server with a /home/jsmith directoryD
The user jsmith can use r-commands from any server to server Alpha only in the /home/jsmith directory
考题
单选题A user is unable to access the company website on a laptop. A network technician verifies that theuser can access other Internet pages. According to network troubleshooting methodology, which of the following steps should be taken NEXT?（）A
Remotely connect to the user's laptop and review the network configuration settingsB
Ping the web server from inside the network to ensure it is still up and running.C
Check to make sure the company's website is accessible from the Internet.D
Ensure the Ethernet cable is securely plugged into the user's laptop
考题
单选题An employee cannot access the company database. You check the connection variables: What is a valid explanation for why one of the users is unable to connect to the database?（）A
Bob has max_user_connections set to zero, which blocks all his connectionsB
Joe has exceeded the max_user_connections global limitC
All users are blocked because max_user_connections is accumulated over the host account informationD
Kay is already connected elsewhere and attempting to log in againE
Connect_timeout is too small to allow a connection to occur
考题
单选题A user selects their proper domain and is unable to log into their Windows computer.The error states：‘System cannot log you on to the domain because the system’s computer account in its primary domain is missing or the password on that account is incorrect’.Which of the following is the MOST likely cause for this error？（）A
The computer’s account was removed from Active Directory.B
The user’s account was removed from Active Directory.C
The computer was disjoined from the domain.D
The user typed in the wrong password.
考题
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?（）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.
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