问题：单选题A technician needs to replace a computer’s hard drive. Which of the following should thetechnician do FIRST?（）A Remove network connectionsB Remove the RAMC Self ground on the computer caseD Disconnect power to PC...

Sunday, February 19, 2023

问题：Which of the following laptop displays would provide physica...

Saturday, September 17, 2022

问题：单选题Which of the following describes the random access memory limitations with Vista 64-bit operating system?（）A 2GBB 4GBC 8GBD 128GB...

Wednesday, November 16, 2022

问题：单选题From which of the following locations can a technician map a drive?（）A System PropertiesB Help and Support CenterC Add Hardware WizardD My Computer...

Monday, January 2, 2023

问题：Which of the following is a laptop monitor technology that u...

Thursday, September 22, 2022

问题：单选题A user reports poor picture quality with a laptop connected to an LCD. Which of the followingshould the technician check FIRST for optimal picture quality?（）A Native resolutionB Color depthC Minimum brightnessD Maximum brightness...

Thursday, June 15, 2023

问题：单选题Which of the following adapter cards allows I/O devices to be connected and transmits data using a POTS line?（）A PCI tuner cardB PCI modemC PCI SCSID PCI Ethernet...

Saturday, December 24, 2022

问题：多选题Which of the following should be documented when transferring ownership of a PC suspected ofprohibited activity?（）AList of prohibited contentBDateCAgeDProhibited activityEName of receiving party...

Thursday, February 2, 2023

问题：多选题Which of the following are potential sources of EMI?（）AStrong magnetsBToaster ovensCCordless phonesDFlat panel TVsEAC power runs...

Tuesday, December 13, 2022

问题：When servicing a laptop, which of the following components u...

Thursday, September 22, 2022

问题：单选题Which of the following represents a wiring standard for twisted pair cables?（）A FiberB T568AC IEEE1394D CAT5...

Monday, December 25, 2023

问题：单选题What is the MINIMUM Windows Experience Index recommended for using Aero enhancements in Windows 7?（）A 2.0B 3.0C 4.0D 5.0...

Sunday, February 19, 2023

问题：单选题Several users have recently been calling the helpdesk about a recent network outage. These calls have increased in the last hour and are all by different users calling about the same issue. Which of the following types of communication skills should th...

Monday, December 25, 2023

问题：Which of the following is needed to boot into the Recovery C...

Thursday, September 15, 2022

问题：A user wants to install an external hard drive using the fas...

Wednesday, September 21, 2022

问题：单选题Which of the following BEST describes the purpose of user account control (UAC) in WindowsVista?（）A UAC ensures that standard users cannot access the files and folders of administrative users.B UAC allows a computer administrator to add new user accoun...

Monday, February 27, 2023

问题：Proper lifting technique for heavy items is:（）...

Thursday, September 22, 2022

问题：单选题IEEE 1394b has a maximum transfer rate of:（）A 400 Mbps.B 480 Mbps.C 800 Mbps.D 1024 Mbps....

Monday, March 6, 2023

问题：单选题Which of the following expansion cards can be installed into an AGP slot?（）A ModemB NetworkC VideoD RAID...

Thursday, December 14, 2023

问题：单选题Which of the following devices would allow a technician to utilize a single mouse, keyboard, and display to control numerous desktop PCs?（）A Port replicatorB Docking stationC USB hubD KVM switch...

Tuesday, October 31, 2023