单选题If a user attempts to go to a website and notices the URL has changed， which of the following attacks is MOST likely the cause？（）A DLL injectionB DDoS attackC DNS poisoningD ARP poisoning

题目
单选题
If a user attempts to go to a website and notices the URL has changed， which of the following attacks is MOST likely the cause？（）
A

DLL injection

B

DDoS attack

C

DNS poisoning

D

ARP poisoning

相似考题

1.After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause?()A. The wireless switch was damaged during the display installation.B. The network card has failed.C. The new display is interfering with the wireless signal.D. The antenna connector was not reconnected.

2.An end user reports that their computer is not performing as fast as it used to and it shuts down unexpectedly. Which of the following is the MOST likely cause?（）A、Network data cables are damaged.B、Memory has become unseated.C、The user has defragmented the hard drive.D、Processor cooling fan is not functioning.

3. A user has changed their password using the passwd command， and notices that the change is only made tothe local node. When the administrator changes the user’s password from the command line using the passwd command thechange is made cluster-wide. What is the most likely cause of this problem？（）A、The user has a UID less than 200B、The user has been defined as an administrative userC、The file /usr/es/sbin/cluster/clpasswd is not executable by the userD、The user needs explicit authorization to change their password cluster-wide

4.After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause？（）A、The wireless switch was damaged during the display installation.B、The network card has failed.C、The new display is interfering with the wireless signal.D、The antenna connector was not reconnected.

更多“单选题If a user attempts to go to a website and notices the URL has changed， which of the following attacks is MOST likely the cause？（）A DLL injectionB DDoS attackC DNS poisoningD ARP poisoning”相关问题

  • 第1题：

    A user reports that the Windows update function will not run on the computer but the Internet can be accessed. The user is running an original version of Windows XP Professional. Which of the following is MOST likely the cause？（）

    • A、The user has not registered the copy of Windows.
    • B、The user has not applied at least Service Pack 1 to their system.
    • C、The user does not know what site to access for the updates.
    • D、The user needs to flush the DNS cache.

    正确答案:B

  • 第2题：

    Observe the following options carefully， which two attacks focus on RSA？ （）

    • A、BPA attack
    • B、Adaptive chosen ciphertext attack
    • C、DDoS attack
    • D、Man-in-the-middle attack

    正确答案:A,B

  • 第3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.

    正确答案:D

  • 第4题：

    After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）

    • A、Antennae is not connected
    • B、Wireless card is defective
    • C、Drivers needs to be updated
    • D、OS needs to be updated

    正确答案:A

  • 第5题：

    If a user attempts to go to a website and notices the URL has changed， which of the following attacks is MOST likely the cause？（）

    • A、DLL injection
    • B、DDoS attack
    • C、DNS poisoning
    • D、ARP poisoning

    正确答案:C

  • 第6题：

    A user is browsing to a newly created internal site called www.comptia.org. After putting incredentials the page comes up blank. Which of the following is MOST likely the cause?（）

    • A、The user must add the new site to the local log file.
    • B、A proxy exception has not been configured.
    • C、SMTP has not been configured.
    • D、The loopback address has not been configured.

    正确答案:B

  • 第7题：

    单选题
    A user reports that the Windows update function will not run on the computer but the Internet can be accessed. The user is running an original version of Windows XP Professional. Which of the following is MOST likely the cause？（）
    A

    The user has not registered the copy of Windows.

    B

    The user has not applied at least Service Pack 1 to their system.

    C

    The user does not know what site to access for the updates.

    D

    The user needs to flush the DNS cache.


    正确答案： A
    解析： 暂无解析

  • 第8题：

    单选题
    After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）
    A

    Antennae is not connected

    B

    Wireless card is defective

    C

    Drivers needs to be updated

    D

    OS needs to be updated


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears. Which of the following is the MOST likely cause?（）
    A

    The hinge on the display panel is damaged.

    B

    The display cable is loose or damaged.

    C

    The display panel is defective.

    D

    The video controller on the system board is defective.


    正确答案： C
    解析： 暂无解析

  • 第10题：

    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.


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    After a technician replaces a laptop display, the technician now notices that the wireless no longer works. Which of the following would be the MOST likely cause？（）
    A

    The wireless switch was damaged during the display installation.

    B

    The network card has failed.

    C

    The new display is interfering with the wireless signal.

    D

    The antenna connector was not reconnected.


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    An end user reports that their computer is not performing as fast as it used to and it shuts down unexpectedly. Which of the following is the MOST likely cause?（）
    A

    Network data cables are damaged.

    B

    Memory has become unseated.

    C

    The user has defragmented the hard drive.

    D

    Processor cooling fan is not functioning.


    正确答案： A
    解析： 暂无解析

  • 第13题：

    A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears. Which of the following is the MOST likely cause?（）

    • A、The hinge on the display panel is damaged.
    • B、The display cable is loose or damaged.
    • C、The display panel is defective.
    • D、The video controller on the system board is defective.

    正确答案:B

  • 第14题：

    A user explains that after the office was vacuumed the previous night their sound is not working and they cannot get onto the network. The user has verified that all of the PC’s cables are plugged into their respective ports. Which of the following is the MOST likely cause?（）

    • A、Frayed or broken cables
    • B、UPS is unplugged
    • C、NIC and sound card are disabled in Device Manager
    • D、Speakers are muted

    正确答案:A

  • 第15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？（）

    • A、The VLAN is misconfigured
    • B、The user has an improperly configured NIC
    • C、The DHCP server is down
    • D、The DNS server is down

    正确答案:D

  • 第16题：

    A user attempts to login to a bookmarked site but is prompted for their social security number,mother’s maiden name and date of birth. Which of the following has MOST likely happened?（）

    • A、The website has updated the security policies.
    • B、The user’s identity has been stolen.
    • C、The browser has been hijacked.
    • D、The user typed the website address incorrectly.

    正确答案:C

  • 第17题：

    A workstation has an error message that states “NTLDR is missing”. Which of the following is MOST likely the cause?（）

    • A、The system did not shutdown gracefully
    • B、The CMOS battery is dead
    • C、The BIOS firmware is corrupt
    • D、A virus has corrupted the file

    正确答案:D

  • 第18题：

    单选题
    A technician cannot access the print queue to delete a print job. Which of the following is the MOST likely cause of this issue? （）
    A

    Print spooler has stalled

    B

    Device driver has failure

    C

    Incorrect form is printing

    D

    Incompatible driver is installed


    正确答案： A
    解析： 暂无解析

  • 第19题：

    单选题
    A user has changed their password using the passwd command， and notices that the change is only made tothe local node. When the administrator changes the user’s password from the command line using the passwd command thechange is made cluster-wide. What is the most likely cause of this problem？（）
    A

    The user has a UID less than 200

    B

    The user has been defined as an administrative user

    C

    The file /usr/es/sbin/cluster/clpasswd is not executable by the user

    D

    The user needs explicit authorization to change their password cluster-wide


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    A user attempts to login to a bookmarked site but is prompted for their social security number,mother’s maiden name and date of birth. Which of the following has MOST likely happened?（）
    A

    The website has updated the security policies.

    B

    The user’s identity has been stolen.

    C

    The browser has been hijacked.

    D

    The user typed the website address incorrectly.


    正确答案： D
    解析： 暂无解析

  • 第21题：

    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？（）
    A

    The VLAN is misconfigured

    B

    The user has an improperly configured NIC

    C

    The DHCP server is down

    D

    The DNS server is down


    正确答案： D
    解析： 暂无解析

  • 第22题：

    单选题
    A user is reporting a loud grinding sound when the machine is powered on. The machine loadsinto windows and the user does not notice any performance issues. Which of the following is the MOST likely cause of the noise?（）
    A

    Powersupplyfailure

    B

    BadHD

    C

    Badfan

    D

    FaultyCD-Rom


    正确答案： B
    解析： 暂无解析

  • 第23题：

    单选题
    A user explains that after the office was vacuumed the previous night their sound is not working and they cannot get onto the network. The user has verified that all of the PC’s cables are plugged into their respective ports. Which of the following is the MOST likely cause?（）
    A

    Frayed or broken cables

    B

    UPS is unplugged

    C

    NIC and sound card are disabled in Device Manager

    D

    Speakers are muted


    正确答案： B
    解析： 暂无解析

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