单选题 A technician has just completed a CPU upgrade on a motherboard. Which of the following will MOST likely cause the PC not to boot?()
The technician used generic thermal paste.
The processor had pins broken during installation.
The memory is incompatible with the new CPU.
An incorrect fan size was installed on the heatsink.
单选题 Which of the following network modifications should be implemented to extend the wirelessnetwork range and allow out-of-range users to share the Internet connection?()
Create a new VLAN for the out-of-range users.
Add a wireless access point for the out-of-range users.
Upgrade the out-of-range users’ SSID searching software.
Enable network sharing on the users’ computers that are within range.
单选题 A client has been unable to fix corruption of system files and does not have a backup or an Automated System Recovery (ASR) disk. Which of the following is the BEST action to take next? ()
Copy the missing file from another computer and reboot.
Execute a Windows repair from the Windows setup media.
Boot into the Recovery Console and execute FIXBOOT.
Reboot and press the F2 key when prompted.
单选题 Which of the following utilities, in Windows, can be configured to perform automatic disk defragmentation?()
Task Scheduler
Disk Defragmenter Tool
Task Manager
Disk Manager
多选题 Failure of which of the following parts could cause the laptop display to stop functioning?() (Select TWO).
Power inverter
AC adapter
Multicard reader
Backlight
Keyboard
单选题 Which of the following switches for the FORMAT command line utility allows Bob, a technician, toformat a floppy disk the FASTEST?()
/c
/q
/x
/v
单选题 A user reports the system runs fine for a few minutes and then freezes or locks up. Which of the following is the BEST cause of this issue?()
Memory is bad or not seated.
Fans are failing.
Power supply needs to be replaced.
CD-ROM is faulty and needs to be replaced.
单选题 Which of the following is the correct path to add new local user accounts to a Windows 7computer?()
Click on the Start button> Right click on Computer> Select Manage> Expand Local Users and Groups> Right click on Users> Select New User
Click on the Start button> Right click on My Computer> Select Manage> Right click on Local Users and Groups> Select Add Users from the menu
Click on the Start button> Right click on Computer> Select Manage> Right click on Local Users and Computers> Select New User
Click on the Start button> Right click on Network Neighborhood> Select Manage> Right click on Users> Select New User
单选题 Which of the following could be disabled to improve performance and response, in Windows Vista,on a computer with an older video card?()
Desktop Icons
Aero
Task Manager
UAC
单选题 A user states that the wireless router keeps rebooting while the power to the other equipment stays on. Which of the following should the technician perform to prevent users from rebooting the router?()
Change the default administrator password
Change the IP range of the wireless network
Hide the SSID
Disable WEP
海南西环高铁于去年底正式开通运营,全球首条环岛高速铁路诞生了。铁路最早出现在()
纵向偏离时,每个车辆转向架所承受的货物重量不得超过货车容许载重量的(),且两转向架承重之差不得大于10t。
采用过户转让的票据多指股票、政府债券和提单等。
周作人散文笔调从容闲逸,别有一种平淡悠远的趣味,其作品《零余者》《写在人生边上》都体现了这种风格。
关于女性输尿管下列哪项是正确的()
中国银行间市场交易商协会(以下简称交易商协会)负责受理企业债务融资工具的发行注册。交易商协会不接受注册的,企业可于( )后重新提交注册文件。
影响横封效果的因素有()
固定资产改良过程发生的变价收入应记入()。
简述脑梗死的治疗原则。
患者输注少白红细胞悬液约1小时时,出现呼吸急促,大汗淋漓,寒战,腰背部剧痛,心前区压迫感,心率120/分钟,呼吸30/分钟,血压75/45mmHg,体温39.8℃。随即出现血红蛋白尿。最可能的临床诊断是()