CompTIA A+ Flashcards
Drill the CompTIA A+ acronyms and port numbers with these free CompTIA A+ flashcards. The 185-card deck covers the terms in the Core 1 (220-1201) and Core 2 (220-1202) exam objectives, from RAM and NTFS to port 443, with spaced repetition, shuffle and keyboard shortcuts.
CompTIA A+ Acronyms and Ports
Card 1 of 185
Known 0 · Learning 0
Keyboard: Space flips · ← → move · K marks known · A marks study again
How to Use the Flashcards Online for Studying
Each card shows an acronym or a port number on the front. Say the expansion or protocol aloud, flip the card and grade yourself honestly. These flashcards online for studying load ready to go.
- Read the front, for example “SSD” or “Port 3389”.
- Answer before you flip, then press “Flip Card” or the Space bar.
- Press “I Know It” (K) if you got it fully right, or “Study Again” (A) if not.
- Use “Shuffle” to mix the deck and “Due Cards Only” to review just the cards that are due.
The line under each card shows its topic, such as Ports or Security. Arrow keys move between cards, and “Reset Progress” starts the deck over.
How the Acronym Deck Is Built
The deck was written for this site from the acronym list in CompTIA’s official A+ exam objectives for Core 1 (220-1201) and Core 2 (220-1202). Each acronym card gives the full expansion plus a one-line note on what the term means in practice; each port card gives the protocol, its purpose and whether it uses TCP or UDP. That makes the deck useful as online flashcards for vocabulary, not just a list of letters.
| Topic | Cards | Example |
|---|---|---|
| Hardware | 31 | RAM: Random-Access Memory |
| Security | 29 | MFA: Multifactor Authentication |
| Ports | 28 | Port 22: SSH / SFTP |
| Protocols | 25 | DHCP, DNS, SMTP and others |
| Networking | 23 | IPv6: Internet Protocol version 6 |
| Operating Systems | 14 | NTFS: New Technology File System |
| Operational Procedures | 11 | ESD: Electrostatic Discharge |
| Mobile and Wireless | 10 | NFC: Near-Field Communication |
| Display and Media | 9 | OLED: Organic Light-Emitting Diode |
| Cloud and Virtualization | 5 | IaaS: Infrastructure as a Service |
The topics are study groupings for this deck, not CompTIA’s exam domains. According to CompTIA, the current A+ (V15) has five Core 1 domains and four Core 2 domains, and the full outline is in our CompTIA A+ guide. Acronyms appear across every domain, so knowing them pays off on both exams.
How Online Flashcards With Spaced Repetition Work
Online flashcards with spaced repetition show each card again just before you are likely to forget it. This deck uses Leitner boxes: a card you know moves up a box and returns after 1, 3, 7 and then 14 days, while a card you miss goes back to the first box and stays due.
With 185 cards, spacing matters. Studying the due cards for 10 to 15 minutes a day moves most of the deck into the Known count within a few weeks, which is far more efficient than rereading the full list. The status line shows how many cards are Known, Learning and New, and progress is saved in this browser. Plan those daily sessions around your exam date with the study planner.
Online Practice Tests and Flashcards for CompTIA A+
Online practice tests and flashcards cover different layers of the A+ exam. Flashcards make sure you recognize every term instantly. The CompTIA A+ practice test checks whether you can apply those terms in scenario questions, such as picking the right port to open or the right file system to format a drive with.
A good routine is a short flashcard session every day and a timed practice test every week. When a practice question trips you up on a term, find that card and mark it “Study Again”. After A+, the same approach works for the CompTIA Network+ practice test and the CompTIA Security+ practice test, which build on many of the same acronyms. See all our IT certifications for more.
Online Flashcards vs Written Cards
Online flashcards vs written cards comes down to scheduling. Writing a card by hand helps you encode it the first time, but tracking 185 cards on paper is slow. Use the online deck for daily review, and keep a short handwritten list of the terms you keep missing. To build extra decks from your own notes, such as command-line tools or troubleshooting steps, use the flashcards online maker.
Frequently Asked Questions
Do Online Flashcards Work?
Yes, online flashcards work well for CompTIA A+ acronyms and ports, which are short facts you must recall instantly during the exam. The deck tracks every card and brings back the ones you miss, so your review time goes where it is needed. Pair it with practice questions that use the terms in context.
Are Online Flashcards Better?
Online flashcards are better than paper for a 185-card deck, because they shuffle instantly, track which cards you know and show only the cards that are due. Paper cards still help if writing them out helps you remember. Many candidates hand-write their hardest terms and review everything online.
Are Flashcards Effective?
Flashcards are effective for memorizing terminology, especially when you recall the answer before flipping and review at spaced intervals. Learning research consistently supports both habits. For the A+ exam they cover the vocabulary layer; you still need hands-on practice and scenario questions for troubleshooting.
Is There a Flashcard App?
You do not need a flashcard app for this deck. It runs in any modern browser on a phone, tablet or computer, with no download or account. Add the page to your home screen to open it like an app; your progress stays saved in that browser.