CompTIA A+
A technician is replacing a laptop's HDD with an SSD. What should the technician do FIRST?
Create a backup of the HDD.
What is thermal paste used for?
Assist in cooling the CPU.
What is an SD card?
A type of memory card used in digital cameras and other portable devices.
How can you see which edition and type of Windows you are using?
System Information utility (msinfo32.exe)
An action performed on the Mac trackpad using one or more fingers.
Gestures
A user recently reported that every few days the system clock is approximately three minutes behind. The user also received an error message on the BIOS screen. What would MOST likely fix the clock issue?
Replace the motherboard's CMOS battery.
A newly installed printer will not print from the computer. What is the first thing a technician should do?
Self Test The Printer.
Does a solid-state drive (SSD) use non volatile or volatile memory?
Non Volatile
The most popular motherboard form factors are...
ATX, MicroATX, and Mini-ITX.
A Linux or MacOS error from which it cannot recover, similar to a blue screen of death in Windows.
Kernel Panic
A technician has been directed to dispose of hard drives from company laptops properly. Company standards require the use of a high-powered magnet to destroy data on decommissioned hard drives. What data destruction method should the technician choose?
Degaussing
What is a software patch?
Short piece of computer program code that replaces part of software already installed.
The two types of hardware technologies used inside the drive are ________ and ________.
Magnetic / Solid-State
_______________ monitors statistics reported by a hard drive and can predict when the drive is likely to fail. It displays a warning when it suspects a failure is about to happen.
S.M.A.R.T. (Self-Monitoring Analysis and Reporting Technology)
A Windows command used to repair a dual-boot system.
bootsect
A user's Windows desktop continuously crashes during boot. A technician runs the following command in safe mode and then reboots the desktop:
c:\Windows\system32> sfc /scannow
Why would the technician run this command?
The system files are corrupted.
A source of information on hazardous materials is known as a...
Safety Data Sheet
Data is organized on a magnetic hard drive in concentric circles called ________.
Tracks
A __________ is a digital signature that belongs to the motherboard or computer manufacturer.
Platform Key (PK)
A text file of Linux commands that can be executed as a batch.
Shell Script
What Linux commands will display a directory of files?
Cls
Windows only has two methods to partition a drive and that's _______ and _______.
GPT and MBR.
Several types of RAID exist; the four most commonly used are _________, _________, _________, and _________.
RAID 0, RAID 1, RAID 5, and RAID 10
The BitLocker Encryption tool in Windows 10/8/7 is designed to work with this chip; the chip holds the BitLocker encryption key.
TPM (Trusted Platform Module)
The current Linux boot loader, which can handle dual boots with another OS installed on the system.
GRUB