单选题A technician just installed an antivirus suite on a workstation. It is kept up-to-date and has recently scanned the system. A day later the user reports slower response times than usual. Which of the following is the user MOST likely experiencing?（）A A

第1题：

A technician is building a Windows 2008 server and has installed a motherboard， processor， and power supply. Which of the following optical drives should the technician install？（）

• A、Flash Drive
• B、DVD-RW
• C、CD-ROM
• D、SSD

第2题：

A technician just installed an antivirus suite on a workstation. It is kept up-to-date and has recently scanned the system. A day later the user reports slower response times than usual. Which of the following is the user MOST likely experiencing?（）

• A、Advertisements
• B、Resource consumption
• C、A trojan infection
• D、Unremoved viruses

第3题：

第4题：

A technician has just installed a new power supply into a desktop computer and now the computer will not turn on. Which of the following is the MOST likely cause?（）

• A、The voltage selector switch on the power supply is set incorrectly.
• B、The 3.3v power line is connected to the wrong input on the motherboard.
• C、The new power supply voltage rating is too high.
• D、The 12v power cord is installed incorrectly.

第5题：

A technician is attempting to remove a number of viruses from an infected system. The antivirus software in use is fully updated and has detected the viruses. However, a message stating that the file is in use appears when the technician tries to quarantine or delete the infected files. Which of the following can be done to resolve this issue?（）

• A、Change the permissions on the file.
• B、End the running process.
• C、Run the antivirus scan again.
• D、Use the command line to delete the file.

第6题：

A technician installed a new application on a Windows XP desktop. When the technician tries to launch the application it crashes. Which of the following can the technician use to troubleshoot the application?（）

• A、System logs
• B、Security logs
• C、Application logs
• D、Application installation logs

第7题：

A technician needs to assign a default subnet mask for a class B network to a network device that was just installed. Which of the following would the technician use?（）

• A、224.0.0.1
• B、255.0.0.0
• C、255.255.0.0
• D、255.255.255.0

第8题：

A user is trying to use Remote Desktop to connect to another computer on the LAN. Theconnection fails. The technician opens up a command prompt and types the following: “telnetcomputernamE. 3389” and also gets the same error message. Which of the following is the MOSTlikely cause of this error, assuming that the OS firewall has been disabled?（）

• A、The antivirus software is blocking the incoming connection.
• B、The ISP is blocking Remote Desktop at their end.
• C、The RDP connection has been configured to use a non-standard port.
• D、The telnet service has not been installed.

第9题：

A technician has a user that consistently picks up viruses and malware no matter what kind ofsoftware is installed to prevent infection. Which of the following should be a cost-effective logical step in preventing future infections?（）

• A、Place the user behind a high end NIPS device.
• B、Migrate the user to a Virtual Machine environment.
• C、Educate the user on browsing habits.
• D、Install multiple antivirus programs on the machine to decrease the chances for infection.

第10题：

A technician installed a new application on a Windows XP desktop. After the application wasinstalled, the technician rebooted the desktop and received a bluescreen error. Which of thefollowing steps should the technician perform?（） (Select TWO).

• A、Boot into Safe Mode
• B、Replace the motherboard
• C、Uninstall the application
• D、Replace the hard drive
• E、Install more RAM