text from wikipedia. HRS-100 HRS-100, ХРС-100, GVS-100 or ГВС-100, (ref.1, 2 and 3) (Serbian: Hibridni Računarski Sistem, Russian: Гибридная Вычислительная Система, English: Hybrid Computer System) was a third generation hybrid computer developed by Mihajlo Pupin Institute (Serbia, then SFR Yugoslavia) and engineers from USSR. It was deployed in Academy of Sciences of USSR in 1971. [...]

Intel 8008

text from wikipedia. the second generation of Intel Microprocessor. beautiful. Intel 8008 The Intel 8008 was an early byte-oriented microprocessor designed and manufactured by Intel and introduced in April 1972. It was an 8-bit CPU with an external 14-bit address bus that could address 16KB of memory. Originally known as the 1201, the chip was [...]

Intel 4004

Intel 4004. the first microprocessor in the world. text from wikipedia. The Intel 4004 is generally regarded as the first microprocessor, and cost thousands of dollars. The first known advertisement for the 4004 is dated November 1971 and appeared in Electronic News. The project that produced the 4004 originated in 1969, when Busicom, a Japanese [...]

History of the graphical user interface

from wikipedia. History of the graphical user interface The graphical user interface, understood as the use of graphic icons and a pointing device to control a computer, has a four decade history of incremental refinements built on some constant core principles. Several vendors have created their own windowing systems based on independent code, but with [...]

History of operating systems

from wikipedia. The history of computer operating systems recapitulates to a degree the recent history of computer hardware. Operating systems (OSes) provide a set of functions needed and used by most application programs on a computer, and the linkages needed to control and synchronize computer hardware. On the first computers, with no operating system, every [...]

Central processing unit (CPU)

this controls everything….. Central processing unit (CPU) from wikipedia The central processing unit (CPU) is the portion of a computer system that carries out the instructions of a computer program, and is the primary element carrying out the computer’s functions. The central processing unit carries out each instruction of the program in sequence, to perform [...]

Personal Computer – Workstation

Personal Computer – Workstation. explanation regarding Workstation on Wikipedia. A workstation is a high-end personal computer designed for technical or scientific applications. Intended primarily to be used by one person at a time, they are commonly connected to a local area network and run multi-user operating systems. Workstations are used for tasks such as computer-aided [...]

History of Personal Computer (from Wikipedia)

History of Personal Computer (from Wikipedia) In what was later to be called The Mother of All Demos, SRI researcher Douglas Englebart in 1968 gave a preview of what would become the staples of daily working life in the 21st century – e-mail, hypertext, word processing, video conferencing, and the mouse. The demonstration required technical [...]


what is minicomputer? I have never heard this word and didn’t know what Minicomputer is.  I found this from Wikipedia. Minicomputer (from Wikipedia) A minicomputer (colloquially, mini) is a class of multi-user computers that lies in the middle range of the computing spectrum, in between the largest multi-user systems (mainframe computers) and the smallest single-user [...]


more interesting computer’s history…. “Minisupercomputer” from Wikipedia below. Minisupercomputers constituted a short-lived class of computers that emerged in the mid-1980s. As scientific computing using vector processors became more popular, the need for lower-cost systems that might be used at the departmental level instead of the corporate level created an opportunity for new computer vendors to [...]