Relis d'abord la liste complete des key terms du chapitre. Puis reponds au QCM : a chaque tentative, 15 termes sont tires au hasard parmi les 47 de ce chapitre, avec des definitions d'autres termes comme pieges.
| Terme (EN) | Definition (EN) | FR |
|---|---|---|
| RAM (random-access memory) | the main memory a computer uses while running | memoire vive |
| DRAM (dynamic RAM) | the common, cheaper type of RAM that must be constantly refreshed | memoire dynamique |
| SRAM (static RAM) | a faster, more expensive type of memory that does not need refreshing; used as cache | memoire statique |
| cache memory | a small amount of very fast memory that holds the most-used data | memoire cache |
| nanosecond (ns) | one-billionth of a second; used to measure memory speed | nanoseconde |
| DIMM (dual in-line memory module) | the standard physical packaging of memory used on motherboards today | module de memoire DIMM |
| SODIMM | a smaller DIMM used in laptops and printers | module de memoire SODIMM |
| DDR iterations | the generations of double data rate memory (DDR, DDR2, DDR3, DDR4, DDR5...) | generations DDR |
| DDR3 | a memory generation using 240-pin DIMMs, not compatible with DDR2/DDR4 | DDR3 |
| DDR4 | a memory generation using 288-pin DIMMs, lower voltage than DDR3 | DDR4 |
| DDR5 | the newest common memory generation, 288-pin DIMMs, lower voltage than DDR4 | DDR5 |
| ECC RAM | memory that can detect and correct small errors; used in servers/high-end PCs | memoire ECC (correction d'erreur) |
| non-ECC RAM | memory with no error checking | memoire non-ECC |
| non-parity | another way to describe memory with no error checking | sans parite |
| unbuffered memory | memory that sends data immediately, without delay | memoire non bufferisee |
| buffered memory (registered memory) | memory with extra chips that slightly delay data transfer for accuracy | memoire bufferisee/registered |
| single rank | a memory module with one set of DRAM chips | rang simple |
| dual rank | a memory module with two sets of DRAM chips (shown as 2R) | rang double |
| SPD (serial presence detect) | a chip on the module that reports its specifications to the BIOS/UEFI | detection de presence serie |
| msinfo32 (System Information) | a Windows tool that shows installed memory and system details | outil Informations systeme |
| dual-channel | using two memory paths at once for better performance; needs matching modules | double canal |
| triple-channel | using three memory modules together at once (mostly servers) | triple canal |
| quad-channel | using four memory modules together at once (mostly servers) | quadruple canal |
| memory kit | a package of pre-tested matching memory modules sold together | kit memoire |
| CL rating (CAS latency) | the number of clock cycles before the next memory access; lower is faster | latence CAS (CL) |
| uDIMM | an abbreviation for unregistered/unbuffered DIMM | DIMM non bufferise (uDIMM) |
| retaining tab | the small clip at each end of a memory slot that holds the module in place | languette de retenue |
| POST | the Power-On Self-Test the computer runs at startup | autotest de demarrage |
| virtual RAM (virtual memory) | using hard drive space as extra, temporary RAM | memoire virtuelle |
| paging file (pagefile / swap file) | the area of the hard drive used as virtual memory | fichier d'echange |
| Performance utility (Task Manager) | the Windows tool used to monitor CPU and memory usage | utilitaire Performance (Gestionnaire des taches) |
| Compatibility mode | a Windows feature that runs an app as if it were on an older Windows version | mode de compatibilite |
| virtual machine (VM) | a software-created computer that can run its own OS inside a physical computer | machine virtuelle |
| sluggish performance | a computer running noticeably slower than normal | performance ralentie |
| pinwheel | the spinning cursor shown when an application is not responding | roue qui tourne (application non reactive) |
| application crash | when a program suddenly closes or stops working | plantage d'application |
| random shutdown | the computer turning off unexpectedly, without a clear cause | extinction aleatoire |
| POST beep | a beep code at startup that can indicate a hardware problem, including memory | bip sonore de demarrage |
| Windows Memory Diagnostic Tool | a built-in Windows tool that tests memory for faults | outil de diagnostic memoire Windows |
| flash memory | nonvolatile solid-state memory that keeps data with no power | memoire flash |
| flash drive | a portable USB storage device using flash memory | cle USB |
| memory card | a small flash memory card used in phones, cameras, and mobile devices | carte memoire |
| memory card reader | a device with multiple slots to read different memory card types | lecteur de cartes memoire |
| be on time | arriving/starting when expected - a basic professionalism expectation | etre ponctuel |
| maintain a positive attitude | staying constructive and calm, even under pressure | garder une attitude positive |
| project confidence | acting and speaking in a way that shows competence and calm | projeter de la confiance |
| teamwork | working effectively with colleagues, supervisors, and partners | travail d'equipe |