网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
A user states that email is not being received. Which of the following protocols should thetechnician check for incoming mail?（）
- A、SMTP
- B、POP3
- C、NNTP
- D、HTTP
参考答案
更多 “A user states that email is not being received. Which of the following protocols should thetechnician check for incoming mail?（）A、SMTPB、POP3C、NNTPD、HTTP” 相关考题
考题
A user can receive email but cannot send email with the email client software. Which of the following protocols is incorrectly configured?()
A.FTPB.SMTPC.POPD.SNMP
考题
When adding a new user and assigning a role, which user role has "read only" rights to theconfiguration and operational states? （）A、userB、read_onlyC、target_operatorD、security_operator
考题
A user states that when the user copies files from ‘My Documents’ to a network share, the files are no longer available locally. Which of the following BEST describes the reason the files are no longer visible?（）A、The user copied to a read-only folder share.B、The user changed the attributes of the files.C、The user copied the files from the local My Documents folder.D、The user moved instead of copied the files.
考题
A user has reported that they cannot access the company FTP site. The user states that they are using the IP address that was given to them “74200.92.105”. Which of the following is MOST likely the problem?（）A、Invalid IP addressB、FTP program is not workingC、Port 21 is blockedD、The FTP site is down
考题
现有表user，字段：userid，username，salary，deptid，email；表department，字段：deptid，deptname；下面（）应采用检查约束来实现。A、若department中不存在deptid为2的纪录，则不允许在user表中插入deptid为2的数据行。B、若user表中已经存在userid为10的记录，则不允许在user表中再次插入userid为10的数据行。C、User表中的salary（薪水）值必须在1000元以上。D、若User表的email列允许为空，则向user表中插入数据时，可以不输入email值。
考题
A user receives an email slating that their account was compromised and there is a need to verify account credentials by submitting the correct information on a website. Which of the following security threats is occurring?（）A、PhishingB、Smurf attackC、Denial of serviceD、Man-in-the-middle
考题
A user received an email from their bank asking them to login and verify their personal information.The user complies and fills in the requested information. Days later the user notices their checking account is empty. This is a result of which of the following?（）A、SpamB、PhishingC、AdwareD、A Trojan
考题
An administrator receives a call from a user who is unable to receive email. After troubleshooting the administrator is able to resolve the issue and verify that user is able to access email again. Which of the following is the NEXT step that the administrator should take？（）A、 Implement preventative measures.B、 Close the issue.C、 Document the outcome.D、 Question other users to make sure they are not having the same issue.
考题
A user can receive email but cannot send email with the email client software. Which of the following protocols is incorrectly configured?（）A、FTPB、SMTPC、POPD、SNMP
考题
A technician needs to use Remote Assistance with a user. The user is asked to use an email application to send the technician an invitation to remotely access the user’s computer. The email application has not been configured in the user’s computer. Which of the following would be another way for the user to send the Remote Assistance invitation？ （）A、Configuring the Windows Firewall exceptions.B、Using Windows Messenger.C、Configuring My Network Places.D、Using Internet Explorer.
考题
An administrator receives a call from a user who is unable to receive email. After troubleshooting the administrator is able to resolve the issue and verify that user is able to access email again. Which of the following is the NEXT step that the administrator should take?（）A、Implement preventative measures.B、Close the issue.C、Document the outcome.D、Question other users to make sure they are not having the same issue
考题
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.
考题
A user calls about a problem with receiving email. After troubleshooting the user’s computer and finding nothing wrong, the technician contacts the email sender and finds out the user gave out their email address incorrectly. Which of the following is the BEST approach in explaining the issue to the user?（）A、“Sometimes computers are just strange, but it seems to be working now.”B、“You gave them the wrong address and caused this problem.”C、“The sender had the e-mail address wrong, but they have it correct now and the problem has been resolved.”D、“The SMTP server was not getting a proper resolution of the recipient name field when it was parsing the header.”
考题
A user states that a networked printer is not working today, but yesterday the printer worked fine. The technician checks the user’s print queue and sees several jobs in the queue. The queue is flushed, restarted, and the user is still having the same issue. Which of the following should be verified NEXT on the printer? （）A、That the WEP key is disabledB、That the fuser is not faultyC、That the IP is staticD、That the buffer is not overloaded
考题
单选题现有表user，字段：userid，username，salary，deptid，email；表department，字段：deptid，deptname；下面（）应采用检查约束来实现。A
若department中不存在deptid为2的纪录，则不允许在user表中插入deptid为2的数据行。B
若user表中已经存在userid为10的记录，则不允许在user表中再次插入userid为10的数据行。C
User表中的salary（薪水）值必须在1000元以上。D
若User表的email列允许为空，则向user表中插入数据时，可以不输入email值。
考题
填空题What is the purpose of the Gmail team in sending this email?They hope the user will ____ the account.
考题
单选题A user states that email is not being received. Which of the following protocols should thetechnician check for incoming mail?（）A
SMTPB
POP3C
NNTPD
HTTP
考题
单选题A user received an email from their bank asking them to login and verify their personal information.The user complies and fills in the requested information. Days later the user notices their checking account is empty. This is a result of which of the following?（）A
SpamB
PhishingC
AdwareD
A Trojan
考题
单选题An administrator receives a call from a user who is unable to receive email. After troubleshooting the administrator is able to resolve the issue and verify that user is able to access email again. Which of the following is the NEXT step that the administrator should take？（）A
Implement preventative measures.B
Close the issue.C
Document the outcome.D
Question other users to make sure they are not having the same issue.
考题
单选题When adding a new user and assigning a role, which user role has "read only" rights to theconfiguration and operational states? （）A
userB
read_onlyC
target_operatorD
security_operator
考题
单选题变量$email=user@example.com，以下哪项能得到字符串example.com？（）A
substr（$email，strpos（$email，‘@’））；B
strstr（$email，‘@’）；C
substr（$email，strpos（$email，‘@’）+1）；D
strrpos（$email，‘@’）；
考题
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.
考题
多选题要在users表中插入一条新记录，下面语句正确的是（）。AInsert Into users（id，user_name） Values（100， luhong）BInsert Into users（real_name，tel） Values（卢红，6545632）CInsert Into users（user_name，Email） Values（luhong， ）DInsert Into users（user_name，Email） Values（luhong， NULL）
考题
单选题A user states that when the user copies files from ‘My Documents’ to a network share, the files are no longer available locally. Which of the following BEST describes the reason the files are no longer visible?（）A
The user copied to a read-only folder share.B
The user changed the attributes of the files.C
The user copied the files from the local My Documents folder.D
The user moved instead of copied the files.
考题
单选题A user calls about a problem with receiving email. After troubleshooting the user’s computer and finding nothing wrong, the technician contacts the email sender and finds out the user gave out their email address incorrectly. Which of the following is the BEST approach in explaining the issue to the user?（）A
“Sometimes computers are just strange, but it seems to be working now.”B
“You gave them the wrong address and caused this problem.”C
“The sender had the e-mail address wrong, but they have it correct now and the problem has been resolved.”D
“The SMTP server was not getting a proper resolution of the recipient name field when it was parsing the header.”
考题
单选题A user receives an email slating that their account was compromised and there is a need to verify account credentials by submitting the correct information on a website. Which of the following security threats is occurring?（）A
PhishingB
Smurf attackC
Denial of serviceD
Man-in-the-middle
考题
单选题A user has reported that they cannot access the company FTP site. The user states that they are using the IP address that was given to them “74200.92.105”. Which of the following is MOST likely the problem?（）A
Invalid IP addressB
FTP program is not workingC
Port 21 is blockedD
The FTP site is down
热门标签
最新试卷