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  2. Uptime - Wikipedia

    en.wikipedia.org/wiki/Uptime

    Htop adds an exclamation mark when uptime is longer than 100 days. It is often used as a measure of computer operating system reliability or stability, in that this time represents the time a computer can be left unattended without crashing or needing to be rebooted for administrative or maintenance purposes.

  3. Usage share of operating systems - Wikipedia

    en.wikipedia.org/wiki/Usage_share_of_operating...

    It eventually reached 79.79% on 5 October 2021, the same day on which its successor Windows 11 was released. In the United States, usage of Windows XP has dropped to 0.38% (of all Windows versions), and its global average to 0.59%, while in Africa it is still at 2.71%, and in Armenia it is more than 70%, as of 2017. [98]

  4. High availability - Wikipedia

    en.wikipedia.org/wiki/High_availability

    For example, electricity that is delivered without interruptions (blackouts, brownouts or surges) 99.999% of the time would have 5 nines reliability, or class five. [10] In particular, the term is used in connection with mainframes [ 11 ] [ 12 ] or enterprise computing, often as part of a service-level agreement .

  5. Peer-to-peer - Wikipedia

    en.wikipedia.org/wiki/Peer-to-peer

    [11] [9] [page needed] This contrasts with the broadcasting-like structure of the web as it has developed over the years. [12] [13] [14] As a precursor to the Internet, ARPANET was a successful peer-to-peer network where "every participating node could request and serve content". However, ARPANET was not self-organized, and it could not ...

  6. Cyclic redundancy check - Wikipedia

    en.wikipedia.org/wiki/Cyclic_redundancy_check

    00000000001110 100 1011 00000000000101 100 101 1 ----- 00000000000000 000 <--- remainder The following Python code outlines a function which will return the initial CRC remainder for a chosen input and polynomial, with either 1 or 0 as the initial padding.

  7. Google Chrome - Wikipedia

    en.wikipedia.org/wiki/Google_Chrome

    Support for Google Chrome on Windows 7 was supposed to end upon the announcement on July 15, 2021, [258] and suddenly moved to January 15, 2022, however due to the ongoing COVID-19 pandemic and enterprises took more time to migrate to Windows 10 or 11, the end of support date was pushed at least until January 15, 2023. [259]

  8. Jumbo frame - Wikipedia

    en.wikipedia.org/wiki/Jumbo_frame

    IEEE 802.1AB-2009 and IEEE 802.3bc-2009 added LLDP discovery to standard Ethernet for maximum frame length (TLV subtype 4). [10] It allows frame length detection on a port by a two-octet field. As of IEEE 802.3-2015, allowed values are 1518 (only basic frames), 1522 (802.1Q-tagged frames), and 2000 (multi-tagged, envelope frames). [11]

  9. Timeline of DOS operating systems - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_DOS_operating...

    [51] [10] IEEE proposes an S-100 standard, introducing a 16-bit data bus to the S-100. [52] Rubinstein founds MicroPro International. Its WordStar word processor application would become a de facto standard. 1979: January: Seattle Computer Products' Tim Paterson finishes the design of his first 8086 CPU card for the S-100 bus. [24] May