Read–write memory, or RWM, is a type of computer memory that can be easily written to as well as read from using electrical signaling normally associated...
4 KB (386 words) - 21:08, 8 February 2025
science, read–modify–write is a class of atomic operations (such as test-and-set, fetch-and-add, and compare-and-swap) that both read a memory location...
2 KB (545 words) - 06:55, 23 March 2025
the memory, in contrast with other direct-access data storage media (such as hard disks and magnetic tape), where the time required to read and write data...
58 KB (5,812 words) - 19:29, 20 July 2025
Read/write may refer to: File system permissions Read–write memory This disambiguation page lists articles associated with the title Read/write. If an...
105 bytes (43 words) - 18:21, 2 January 2023
Cache (computing) (redirect from Write-through)
to as a lazy write. For this reason, a read miss in a write-back cache may require two memory accesses to the backing store: one to write back the dirty...
30 KB (4,140 words) - 20:24, 21 July 2025
Computer data storage (redirect from Internal memory)
by cost per bit. In contemporary usage, memory is usually fast but temporary semiconductor read-write memory, typically DRAM (dynamic RAM) or other such...
57 KB (6,541 words) - 15:59, 26 July 2025
Write-only memory (WOM), the opposite of read-only memory (ROM), began as a humorous reference to a memory device that could be written to but not read...
9 KB (994 words) - 17:35, 25 July 2025
Write once read many (WORM) describes a data storage device in which information, once written, cannot be modified. This write protection affords the assurance...
8 KB (1,004 words) - 10:31, 26 July 2025
EEPROM (redirect from Electrically Erasable Programmable Read-Only Memory)
EEPROM or E2PROM (electrically erasable programmable read-only memory) is a type of non-volatile memory. It is used in computers, usually integrated in microcontrollers...
29 KB (2,931 words) - 07:07, 25 June 2025
Parallel RAM (redirect from Exclusive Read Exclusive Write)
Exclusive read exclusive write (EREW)—every memory cell can be read or written to by only one processor at a time Concurrent read exclusive write (CREW)—multiple...
11 KB (1,275 words) - 23:27, 23 May 2025
refreshing the dynamic (capacitive) memory storage cells of that row. Once the row has been activated or "opened", read and write commands are possible to that...
81 KB (8,864 words) - 11:22, 1 June 2025
Programmable calculator (section Persistent memory)
programs on magnetic strips, removable read-only memory cartridges, flash memory, or in battery-backed read/write memory. Since the early 1990s, most of these...
23 KB (2,957 words) - 19:58, 11 June 2025
CD-ROM (redirect from Compact Disk-Read Only Memory)
read-only memory) is a type of read-only memory consisting of a pre-pressed optical compact disc that contains data computers can read, but not write...
38 KB (4,267 words) - 02:07, 26 May 2025
Readers–writer lock (redirect from Read write lock pattern)
locked in read-mode to write-mode, as well as being downgraded from write-mode to read-mode. [1] Upgrading a lock from read-mode to write-mode is prone...
14 KB (1,471 words) - 15:04, 27 January 2025
Microcontroller (section Memory technology)
which became commercially available in 1974. It combined read-only memory, read/write memory, processor and clock on one chip and was targeted at embedded...
44 KB (5,266 words) - 19:38, 23 June 2025
In information technology, a write-only memory (WOM) is a memory location or register that can be written to but not read. In addition to its literal meaning...
13 KB (1,546 words) - 17:36, 25 July 2025
Harvard architecture (section Memory details)
in read-only memory while data memory generally requires read-write memory. In some systems, there is much more instruction memory than data memory so...
14 KB (1,852 words) - 04:51, 18 July 2025
programmable read-only memory EEPROM uses voltage to erase memory. These erasable memory devices require a significant amount of time to erase data and write new...
18 KB (1,929 words) - 22:07, 24 May 2025
initial processor instructions required to bootstrap a computer system. Read-write memory such as NVRAM can be used to store calibration constants, passwords...
18 KB (2,392 words) - 15:40, 8 May 2025
MB. The RAM in a read/write memory card is backed up by a replaceable coin-cell battery, which lasts around two years. Read-only memory cards (listed in...
14 KB (1,584 words) - 14:05, 27 July 2025
which read and write data consecutively and therefore the data can only be accessed in the same sequence it was written. Semiconductor memory also has...
36 KB (3,551 words) - 15:24, 11 February 2025
read by the processor writing to it Write-only (disambiguation) This disambiguation page lists articles associated with the title Write-only memory....
264 bytes (68 words) - 09:22, 25 April 2014
systems. It is the read-write memory directly addressable by the processor for use by the operating system and application programs. As memory prices rapidly...
26 KB (3,336 words) - 10:23, 4 July 2024
read and word write lines were combined into a single wire, resulting in a memory array with just two wires per bit. For write, multiple word write lines...
41 KB (5,519 words) - 01:43, 12 July 2025
MESI protocol (redirect from Read For Ownership)
in main memory. The cache is required to write the data back to the main memory at some time in the future, before permitting any other read of the (no...
20 KB (2,543 words) - 00:12, 4 March 2025
flash memory in 1987. EPROMs had to be erased completely before they could be rewritten. NAND flash memory, however, may be erased, written, and read in...
188 KB (17,263 words) - 13:26, 14 July 2025
File-system permissions (redirect from Read/write rights)
(original version) has a per-file read-only attribute that applies to all users. OpenVMS defines four access functions: read, write, execute and delete and user...
19 KB (2,013 words) - 19:26, 20 July 2025
PDP-8 (section Memory control)
themselves to read-write memory before execution, or They are placed into special ROM cards that provide a few words of read/write memory, accessed indirectly...
59 KB (7,179 words) - 18:04, 17 July 2025
musician Robot Wars (disambiguation) Read–write access to files or directories, in file system permissions Read–write memory Rewritable media RenderWare, a...
2 KB (316 words) - 19:48, 11 July 2024
manipulate data values using registers, change or retrieve values in read/write memory, perform relational tests between data values and to control program...
21 KB (2,408 words) - 22:01, 25 April 2025