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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 address
- B、FTP program is not working
- C、Port 21 is blocked
- D、The FTP site is down
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更多 “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” 相关考题
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考题
单选题Under which of the following circumstances would a technician use IPCONFIG /RENEW?（）A
After an unsuccessful rebootB
If a user’s IP address has been spoofedC
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If the computer has an ARP address conflict
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单选题An administrator is trying to connect to an RSA-II adapter using the default IP address found in the installation manual of 192.168.70.125. The Web browser returns a "page cannot be displayed" message， and a ping returns a "request timed out" message. Which of the following is the most likely cause of the problem？（）A
The RSA II adapter has obtained a DHCP assigned address.B
The RSA II adapter requires independent power to function.C
The Class C IP address space is not being bridged on the network.D
The RSA II adapter needs to be configured using a serial connection.
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单选题A user reports they cannot access the network share folder， the users workstation is configured to use automatic IP. When the administrator checks the IP address the response returns as 169.254.0.5. Which of the following should the administrator verify？（）A
That there are no DHCP relay serversB
That the user account on Active Directory is not lockedC
That the network card driver is not installed incorrectlyD
The network connection is functioning
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单选题All users within an office are wirelessly connected to a network, except one user that has a valid connection on a leased IP address in a different range. Which of the following is a possible cause of the user having a different IP address range?（）A
The wireless access point is using MAC address filteringB
The user has connected to a nearby wireless access point from another officeC
The user has configured the wireless settings with the wrong encryption typeD
The wireless access point has SSID broadcast disabled
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单选题A user is attempting to access a website but is getting a ‘Page cannot be displayed’ error. The technician checks the IP address of the computer and sees that it has been assigned 169.254.10.70. Which of the following is the MOST likely cause?（）A
The device is located behind a firewall.B
The network card is disabled.C
The device is not configured for DHCP.D
The device cannot locate a DHCP server.
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
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单选题A user states that they cannot access a network shared drive. The technician has verified that the clients network cable is good. The IP address of the machine is 169.254.10.15. Which of the following is the cause of the problem？（）A
The WINS server is not resolving names properly.B
The DNS server is not resolving names.C
The DHCP server is out of IP address leases.D
The hosts file is corrupted.
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