IT · CompTIA A+ · Professional Certifications

CompTIA A+ Terms

Core hardware, OS, and troubleshooting vocabulary tested on the CompTIA A+ exam.

About this set

46 basic cards for CompTIA A+ IT. It opens with "What is RAM?" and "What is the main difference between an SSD and an HDD?". More Professional Certifications decks are listed below.

46 cards · basic cards · AI-written, checked twice. Edit anything.

Study this set free Look inside first Get FlashKeepers for iPhone

Opens in your browser, no account. Get the iPhone and iPad app · Android app

What is RAM?: Show answer
Random Access Memory, fast volatile memory used by the CPU for temporary data storage and program execution
What is the main difference between an SSD and an HDD?: Show answer
SSDs have no moving parts and are faster, HDDs use spinning magnetic platters and are slower
What does the BIOS do?: Show answer
Initializes and tests hardware components before passing control to the operating system
What is UEFI?: Show answer
Unified Extensible Firmware Interface, the modern replacement for BIOS with more features and security
What is thermal paste used for?: Show answer
Fills microscopic imperfections between a CPU and heatsink to improve heat transfer
What is a heatsink?: Show answer
A device made of metal with fins that absorbs and dissipates heat from computer components
What does a graphics processing unit (GPU) do?: Show answer
Processes and renders graphics and video to display on a monitor
What is a network interface card (NIC)?: Show answer
Hardware component that allows a computer to connect to a network using a wired or wireless connection
What does a power supply unit (PSU) do?: Show answer
Converts AC electrical power to DC power and distributes it to computer components
What is ROM?: Show answer
Read-Only Memory, non-volatile storage that cannot be written to under normal operation
What is CPU cache?: Show answer
Small, extremely fast memory on the CPU used to temporarily hold frequently accessed data
What is an M.2 slot?: Show answer
A slot on the motherboard for M.2 SSDs, supporting faster data transfer than SATA
What is Device Manager?: Show answer
A Windows tool that displays installed hardware devices and their drivers, allowing updates and troubleshooting
What is the Windows Registry?: Show answer
A centralized database that stores configuration settings and options for Windows and installed programs
What is Safe Mode?: Show answer
A Windows startup option that loads only essential drivers and services for troubleshooting problems

31 more cards in the app

Study this set free

CompTIA A+ Terms

People also study

More IT sets