What is the MINIMUM Windows Experience Index recommended for using Aero enhancements in Windows 7?（）

A technician installs an additional hard drive controll...

单项选择题A technician installs an additional hard drive controller. Which of the following processes will MOST likely prevent errors? （）

A technician has had several support requests for one P...

单项选择题

A technician has had several support requests for one PC. The technician has reseated the PCIcards and replaced the hard drive in the PC located in a school cafeteria kitchen. PCs located in the business office or the classrooms have not had this issue.
Which of the following is MOST likely causing this PC’s issue?（）

A company printer is used to print payroll checks on pa...

单项选择题A company printer is used to print payroll checks on paper forms with carbon backing. Which ofthe following is the BEST type of printer for this scenario?（）