Monday, 8 July 2013

Cute Accessories for Computers













A BRIEF COMPUTER HISTORY




The computer as we know it today had its beginning with a 19th century English mathematics professor name Charles Babbage.
He designed the Analytical Engine and it was this design that the basic framework of the computers of today are based on.
Generally speaking, computers can be classified into three generations. Each generation lasted for a certain period of
time,and each gave us either a new and improved computer or an improvement to the existing computer.

First generation: 1937 – 1946 - In 1937 the first electronic digital computer was built by Dr. John V. Atanasoff and Clifford Berry. It was called the Atanasoff-Berry Computer (ABC). In 1943 an electronic computer name the Colossus was built for the military. Other developments continued until in 1946 the first general– purpose digital computer, the Electronic Numerical Integrator and Computer (ENIAC) was built. It is said that this computer weighed 30 tons, and had 18,000 vacuum tubes which was used for processing. When this computer was turned on for the first time lights dim in sections of Philadelphia. Computers of this generation could only perform single task, and they had no operating system.

Second generation: 1947 – 1962 - This generation of computers used transistors instead of vacuum tubes which were more reliable. In 1951 the first computer for commercial use was introduced to the public; the Universal Automatic Computer (UNIVAC 1). In 1953 the International Business Machine (IBM) 650 and 700 series computers made their mark in the computer world. During this generation of computers over 100 computer programming languages were developed, computers had memory and operating systems. Storage media such as tape and disk were in use also were printers for output.

Third generation: 1963 - present - The invention of integrated circuit brought us the third generation of computers. With this invention computers became smaller, more powerful more reliable and they are able to run many different programs at the same time. In1980 Microsoft Disk Operating System (MS-Dos) was born and in 1981 IBM introduced the personal computer (PC) for home and office use. Three years later Apple gave us the Macintosh computer with its icon driven interface and the 90s gave us Windows operating system.

As a result of the various improvements to the development of the computer we have seen the computer being used in all areas of life. It is a very useful tool that will continue to experience new development as time passes.

references : http://people.bu.edu/baws/brief%20computer%20history.html

What is Computer?



A computer is a programmable machine. The two principal characteristics of a computer are: it responds to a specific set of instructions in a well-defined manner and it can execute a prerecorded list of instructions (a program).




references : http://www.webopedia.com/TERM/C/computer.html

Sunday, 7 July 2013

Tentang Dia.

Assalamualaikum and a very good afternoon.

Nama diberi Hasreenajua bt A.Rahman. Dilahirkan pada pukul 10.10 pagi bersamaan 26 Januari 1992 bertempat di HBKL. Dibesarkan oleh seorang mak dan abah yang awesomee. Salmah binti Baba juga A.Rahman Md. Ella. Dikerumuni dgn kakak dan abang yang mengarut tapi penyayang. Maklumlah anak bongsu dari 4 beradik haruslah mengada sikit. Mendapat pendidikan awal disekolah kebangsaan taman tasik ampang. Selama 6 tahun  disekolah tu buat bende nakal tak sepatutnya. Lepas dah bosan, pindah pulak sekolah menengah kebangsaan taman tasik. 5tahun dibelenggu dengan cikgu disiplin, akhirnya saya bebas ke alam universiti. harharhar. Meneruskan lagi zaman kegemilangan kenakalan di managment and science university mengambil bidang pharmacy. Tetapi setelah setahun saya kecundang sbb yuran yang mahal dan terlalu alpa mengejar dunia. Kesian. Kini sy ditempatkan di uitm kuala pilah. Dimana sy mengenal erti kebaikan dan kesolehaan. Berdarah seni, dan lebih kepada hal sendiri. Tak pandai nak sebok hal orang, seorang yang pendiam kalau tak ada bende nak cakap. Degil dan keras hati. Ni ada satu puisi rekaan sendiri :)


Syukur

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aku tak jauh menyimpang dari jalan keredhaan

Moga ketenangan dan kebahagiaan
yang Engkau anugerahkan.

-ReenRahman