in the 1980s, IBM and other vendors have created PC-based IBM-compatible mainframes which are compatible with the larger IBM mainframe computers. For...
24 KB (3,066 words) - 17:27, 19 February 2024
discontinued disk operating system for the IBM Personal Computer, its successors, and IBM PC compatibles. It was manufactured and sold by IBM from the early 1980s...
36 KB (3,574 words) - 19:16, 2 May 2024
The IBM System/390 is a discontinued mainframe product family implementing ESA/390, the fifth generation of the System/360 instruction set architecture...
45 KB (3,620 words) - 18:57, 24 April 2024
DOS (redirect from Family of PC DOS compatible systems)
/dɔːs/) is a family of disk-based operating systems for IBM PC compatible computers. The DOS family primarily consists of IBM PC DOS and a rebranded version...
56 KB (6,456 words) - 03:45, 28 April 2024
as FICON. Hercules emulator IBM System/360 IBM System/370-XA IBM ESA/390 IBM System z PC-based IBM-compatible mainframes 16 FP registers in S/390 E.g...
114 KB (7,381 words) - 06:54, 12 May 2024
built on top of SNA, and thereby being fully compatible with DS on the IBM midrange AS/400 and mainframe systems. For the graphical user interfaces, AIX v2...
16 KB (1,965 words) - 02:57, 20 March 2024
microcomputer released in the IBM PC model line and the basis for the IBM PC compatible de facto standard. Released on August 12, 1981, it was created by...
57 KB (5,964 words) - 18:58, 9 May 2024
wave of IBM PC compatible systems being released. Before the IBM PC was introduced, the personal computer market was dominated by systems using the 6502...
46 KB (5,017 words) - 00:47, 10 April 2024
before the IBM Personal Computer, and eight before the first successful IBM compatible portable computer, the Compaq Portable. It was the evolution of a prototype...
18 KB (2,017 words) - 03:23, 15 May 2024
PC System Design Guide. NEC developed mainframes since the 1950s. By 1976, the company had the 4th highest mainframe sales (10.4%) in Japan after IBM...
73 KB (8,724 words) - 06:34, 26 April 2024
The acquisition of IBM Personal Systems Group, the PC business arm of International Business Machines (IBM) Corporation, by Lenovo was announced on December...
14 KB (1,256 words) - 14:11, 10 May 2024
as a terminal to a mainframe. IBM later released the 3270 AT (IBM System Unit 5273), which is a similar design based on the IBM PC AT. They also released...
13 KB (1,636 words) - 22:38, 31 March 2024
in 1971 and normally used to communicate with IBM mainframes. The 3270 was the successor to the IBM 2260 display terminal. Due to the text color on the...
86 KB (8,736 words) - 16:39, 5 May 2024
MHz speed that was technically superior to IBM's PC XT. Amiga Sidecar PC-based IBM-compatible mainframes#Personal Computer XT/370 Enterprise, I. D. G...
16 KB (1,787 words) - 21:56, 13 May 2024
the hardware standards previously established by IBM and adopted in the IBM PC compatible industry. IBM's initial PS/2 computers were popular with target...
36 KB (4,549 words) - 04:00, 3 May 2024
significant use on IBM systems for many years. IBM System/360 ASSIST assembler PC-based IBM-compatible mainframes – list of compatible machines or virtual...
39 KB (4,358 words) - 08:25, 18 February 2024
moment arrived in the 1960s with the introduction of the System/360 family of mainframe computers. IBM provided a comprehensive spectrum of hardware, software...
208 KB (23,997 words) - 17:16, 25 April 2024
a family of IBM virtual machine operating systems used on IBM mainframes System/370, System/390, zSeries, System z and compatible systems, including the...
50 KB (5,894 words) - 18:45, 2 April 2024
high-end ACOS-4 series. IBM also develops custom processors in-house, such as the Telum. Unisys produces code compatible mainframe systems that range from laptops...
33 KB (3,724 words) - 08:41, 12 May 2024
its IBM-compatible mainframes, based on IBM's MVS VM2000 by Siemens Visi On (first GUI for early PC machines; not commercially successful) VPS/VM (IBM based...
72 KB (8,241 words) - 20:23, 15 May 2024
IBM 4331: System/370-compatible mainframe; low range; 1979 IBM 4341: System/370-compatible mainframe; mid range; 1979 IBM 4361: System/370-compatible...
170 KB (18,534 words) - 22:20, 8 May 2024
Model 5150 (IBM PC) in 1981. IBM released four different versions of the Microsoft BASIC interpreter, licensed from Microsoft for the PC and PCjr. They...
14 KB (1,709 words) - 06:18, 9 December 2023
platforms, including the IBM RS/6000 series and later Power and PowerPC-based systems, IBM System i, System/370 mainframes, PS/2 personal computers,...
56 KB (5,592 words) - 22:48, 2 May 2024
IBM System z9 is a line of IBM mainframe computers. The first models were available on September 16, 2005. The System z9 also marks the end of the previously...
15 KB (1,811 words) - 05:46, 8 December 2022
next iteration of the mainframe and the server-based products were named DB2 Universal Database (or DB2 UDB). In the mid-1990s, IBM released a clustered...
46 KB (5,365 words) - 23:48, 12 May 2024
History of personal computers (redirect from History of the PC)
they did by releasing the IBM PC in August 1981. Like the Apple II and S-100 systems, it was based on an open, card-based architecture, which allowed...
151 KB (19,840 words) - 10:32, 5 May 2024
replacement for the IBM PS/1. The first Aptiva models were based on the Intel 80486 CPU. Later models used the Pentium and AMD CPUs. All systems were developed...
7 KB (873 words) - 17:55, 10 May 2024
ISPF (redirect from System Productivity Facility)
computing, Interactive System Productivity Facility (ISPF) is a software product for many historic IBM mainframe operating systems and currently the z/OS...
13 KB (1,552 words) - 17:37, 15 October 2023
CISC-based programs continued to run on the new systems without modification, as the TIMI code can be re-translated to the new systems' PowerPC Power...
33 KB (3,146 words) - 10:04, 6 February 2024
OEMs (system builders) – starting with MS-DOS 3.2 in 1986, Microsoft offered these in addition to OAKs End-user retail – all versions of IBM PC DOS (and...
234 KB (7,232 words) - 22:30, 10 February 2024