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 regi

第1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.

第2题：

A user reports that their machine seems to be running slower than usual. The user states that the computer has become progressively worse as more applications are installed. Which of the following is the FIRST step the technician should take?（）

• A、Run the CHKDSK utility
• B、Run the disk defragmenter utility
• C、Increase the capacity on the system volume
• D、Convert to a dynamic drive on the system

第3题：

第4题：

Internet cookies are lost when upgrading from Windows 98 or Windows Me to Windows XP. What is the MOST likely cause？（）

• A、Internet Explorer cookies from Windows 98 or Windows Me are incompatible with Windows XP
• B、Internet Explorer 4x was installed prior to upgrading to Windows XP
• C、Windows XP has a different user profile structure than Windows 98 or Windows Me and the upgrade process does not migrate cookies
• D、Windows XP default Internet security option settings delete cookies during upgrades from Windows 98 or Windows Me

第5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.

第6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.

第7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

第8题：

Which of the following should a technician instruct a user to do to initiate Remote Assistance for a user running Windows XP Professional？（）

• A、Network Neighborhood > navigate to the users computer > right click > select Offer Remote Assistance
• B、Go to Help and Support Center > Pick a Task > Use Tools > Offer Remote Assistance
• C、Run Remote Desktop Connection > Select Connect to User Enter the IP address
• D、Start > Programs > Administrative Tools > Remote Assistance

第9题：

A user reports that they are unable to open any audio files. Yesterday, the user uninstalled third party music software. Which of the following is the MOST likely cause of the user’s error?（）

• A、The file associations were not returned after the software was uninstalled.
• B、The user is not opening the files correctly.
• C、The uninstalled software has corrupted all the audio files on the computer.
• D、The sound card is not properly configured.

第10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