CompTIA A+ Certification Exam (JK0-801) - JK0-801 模擬練習
Which of the following items describes the function of an inverter module used in a laptop?
正解: D
解説: (PassTest メンバーにのみ表示されます)
Which of the following memory features allows for the protection against random inconsistencies in the transfer of the data?
正解: A
解説: (PassTest メンバーにのみ表示されます)
A computer technician is installing a new wireless router for a small office. The office already has an internal device that assigns addresses to users. Which of the following functions needs to be disabled on the router to prevent conflicts?
正解: A
解説: (PassTest メンバーにのみ表示されます)
Older laptops that did not use LEDs used which of the following to power the backlight lamp?
正解: D
Which of the following connection types uses an analog signal as a carrier to send and receive data?
正解: A
Which of the following devices requires 12V of power from the power supply?
正解: C
解説: (PassTest メンバーにのみ表示されます)
After a system was hacked by an outsider, a technician is dispatched to the system. The technician records the location of the system on a log and then signs the system over to a tier-two technician. The tier-two technician analyzes the system and then signs it over to the case manager. Which of the following is this an example of?
正解: C
解説: (PassTest メンバーにのみ表示されます)
When building a PC, which of the following is MOST critical to ensure efficient cooling of the CPU?
正解: C
Which of the following hard drive types would be considered the MOST likely to survive a fall?
正解: C
解説: (PassTest メンバーにのみ表示されます)
Which of the following devices uses MAC tables to allow multiple computers to access a single network connection?
正解: C
Activity logs show a large amount of data downloaded from a company server to an employee's workstation overnight. Upon further investigation, the technician identifies the data as being outside the scope of the employee's regular job functions. Which of the following steps should the technician take NEXT?
正解: D
解説: (PassTest メンバーにのみ表示されます)
A computer technician wants to boot up a computer using a USB flash drive. After inserting the USB drive and powering on the computer, it does not boot to the flash drive and instead boots to the OS on the hard drive. Which of the following is MOST likely the cause?
正解: B
-- Exhibit - -- Exhibit -
Click on the exhibit button. Which of the following is the purpose for the tool shown in the exhibit?
Click on the exhibit button. Which of the following is the purpose for the tool shown in the exhibit?
正解: A
解説: (PassTest メンバーにのみ表示されます)
Which of the following would be the MOST important factor to consider when building a virtualization workstation?
正解: B
解説: (PassTest メンバーにのみ表示されます)
A technician has a computer with three hard drives and wants to create a RAID array with parity. Which of the following RAID configurations should be installed?
正解: B