Which of the following precautions should be followed when replacing RAM in a laptop computer? (Select TWO).
A. Remove CMOS battery
B. Follow ESD procedures
C. Remove all power
D. Remove CD-ROM drive
E. Check for liquid contamination
CompTIA A+ Question H-2
A technician just finished replacing a laptop screen, and upon first boot notices that the screen provides a very faint but darkened image which cannot be adjusted. Which of the following was MOST likely left unplugged after replacement?
A. CMOS Battery
B. Mini-PCI Card
C. Inverter
D. DC Cord
CompTIA A+ Question G-73
A technician installs a secondary hard drive on a PC. The new drive does not show up in the operating system or the BIOS; only the primary is listed. The technician verified that the drive has been connected properly. Which of the following should the technician do to make the drive available to the system?
A. Remove the CMOS battery to clear the BIOS settings
B. Move the cable on the motherboard to a different port
C. Move the jumper on the secondary drive off of master
D. Enable the S.M.A.R.T. setting in the BIOS
CompTIA A+ Question G-51
A user reports that a laptop is turning on but the battery is not charging and the laptop power icon indicates it is not plugged in. The user inspects the power adapter; the green light is on and plugged into the laptop. Which of the following is the MOST likely cause of the issue?
A. DC jack
B. CMOS battery
C. LCD inverter
D. Faulty battery
CompTIA A+ Question E-67
BIOS upgrades are generally flashed directly onto which chip that sits on the motherboard of a PC?
A. Northbridge controller
B. VRAM
C. EEPROM
D. CMOS Battery
CompTIA A+ Question C-95
A technician has installed a new motherboard in a workstation, but after hardware tests, the motherboard has failed. Which of the following should the technician do FIRST before replacing the motherboard?
A. Reseat all power connections.
B. Remove the CMOS battery.
C. Install the graphics card.
D. Ground to the case.
CompTIA A+ Question C-4
A technician configures a new laptop for a customer and tests it before packing it up. When the laptop arrives, it is unable to connect to any wireless networks. Which of the following should the technician instruct the customer to check FIRST?
A. Amount of Installed RAM
B. Updated WiFi drivers
C. CMOS battery
D. External toggle switch
CompTIA A+ Question B-58
When diagnosing potential RAM issues, which of the following should be checked for proper configuration?
A. Bus speeds
B. Fan speeds
C. UAC configuration
D. CMOS battery voltage
CompTIA A+ Question A-61
A technician is troubleshooting a desktop PC. When the power button is pressed, the fan momentarily spins and the PC does not boot. Which of the following components is MOST likely the problem?
A. CPU
B. CMOS battery
C. RAM
D. Power supply
CompTIA A+ Simulation 3
Instructions: Drag and drop each component onto the labeled areas to label the parts of the motherboard.
