Computer & Smartphone Hardware: A Study Guide to 108 Flashcards
Study computer and smartphone hardware with 108 flashcards: CPU, cache, motherboard, SoC, sensors, OLED, USB-PD, e-waste. Real cards, tips and a one-week plan.
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FLIP IT TeamMost "computer hardware" study material stops at CPU, RAM, motherboard. The Flip It deck Computer & Smartphone Hardware (deck code KC7210) goes further: 108 question-and-answer cards that run from Boolean algebra and the Von Neumann bottleneck to why your phone camera has a bump. A good fit for CompTIA A+ prep, an intro computer-architecture course, or decoding the spec sheet of your next phone.
Study this deck: Computer & Smartphone Hardware
1 / 10Computer hardware
Tap the card for the answer · swipe right if you knew it, left if not
What you will actually be able to explain
The cards fall into five clusters:
- Architecture fundamentals — Boolean algebra, Von Neumann architecture and its bottleneck, CISC vs RISC, data vs task parallelism, microarchitecture, memory hierarchy, virtual memory, instruction cycle, instruction pipelining, on-die GPUs.
- Desktop components — case, ATX power supply (AC 120-277 V → DC 12 / 5 / 3.3 V), motherboard, CPU and clock speed (1-5 GHz), multi-core trend, internal bus, northbridge / southbridge, registers, L1 / L2 / L3 cache, cache miss, DDR4 / DDR5 SDRAM, SSD vs HDD, ROM and BIOS, UEFI, CMOS battery, VRM, expansion cards, USB power (5 V, 500 mA).
- Computer classes — laptop, tablet, minicomputer, mainframe, supercomputer, warehouse-scale computer, virtual hardware, embedded processors from $0.10.
- Smartphone internals — MOSFETs, System-on-a-Chip, eMMC and UFS flash, accelerometer, gyroscope, magnetometer, barometer, ambient light and heart-rate sensors, LCD vs OLED, multi-touch, Force Touch, LTE and 5G NR, VoLTE, HD Voice, lithium-ion batteries, Quick Charge, USB Power Delivery (100 W), Qi wireless charging, panel self-refresh, OIS, computational photography, HDR, RAW, CMOS image sensor, RF power amplifier, MTP, hybrid SIM slot.
- E-waste and recycling — hazardous substances (lead, mercury, cadmium, chromium, PCBs), health effects, the EU WEEE Directive, recoverable metals (gold, tantalum, palladium…), e-cycling, Computer Aid International.
Sample cards
| Front | Back |
|---|---|
| Von Neumann bottleneck | A performance limitation caused by using a single bus to transfer data between CPU and memory |
| RISC and what is its advantage | Reduced Instruction Set Computer — shrinks the instruction set for added simplicity and efficiency |
| What does the southbridge handle? | Communication with slower I/O devices such as storage and USB ports |
| Levels of cache memory | L1, L2, and sometimes L3, typically implemented using static RAM (SRAM) |
| What does the CMOS battery power? | The CMOS memory for date and time in the BIOS chip; generally a watch battery |
| VRM (Voltage Regulator Module) | Made up of power MOSFETs, it controls how much voltage other hardware components receive |
| Magnetometer in a smartphone | A sensor that acts as a digital compass by measuring Earth's magnetic field |
| Advantage of OLED displays over LCD | OLED pixels emit their own light (no backlight), enabling true blacks and better contrast |
| USB Power Delivery (USB-PD) | A standardized charging protocol supporting up to 100 Watts |
| Why do smartphone cameras have a 'bump'? | Limited depth in thin phones forces the camera module to protrude beyond the back surface |
How to get these to stick
Build the memory hierarchy as a physical ladder. Registers (inside the core) → L1 → L2 → L3 cache (SRAM) → DDR SDRAM → SSD / HDD → ROM. Every speed, cost and "cache miss" card in the deck is just a question about which rung you are on. Draw it once and half the desktop section becomes obvious.
Pair each smartphone sensor with the feature it enables. The deck phrases the cards that way on purpose: accelerometer → screen rotation and step counting, gyroscope → image stabilization, magnetometer → compass, barometer → altitude, ambient light → auto-brightness. The pair is easier to recall than the bare definition, and it is how exam questions are worded.
Order of attack
Start with cluster 2 (desktop components), which the other sections reference. Then architecture, then smartphones, and finish with the short recycling section — lists to memorize rather than concepts to understand. At 15-20 cards a day the deck takes about a week, with Flip It scheduling the reviews.
Log in to Flip It and search for deck code KC7210, Computer & Smartphone Hardware, to start.
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