Wednesday 29 February 2012
Revision notes on Computer Awareness
The earlier computers, which were massive in size, were based on vacuum tubes.
Early computing machines, like the ENIAC, were actually meant to assist the armed forces.
The printers in pre-1950s were punch cards.
An improvement on the ENIAC, which pioneered 'stored program', was made possible with the help of the mathe-matician John von Neumann.
Before the 1950s, computers were mostly owned by universities and research labs.
The B-programming language was developed by Ken Thompson.
Famous people, associated with the ENIAC, EDVAC, UNIVAC computers are Eckert & Mauchly.
The 1st commercially produced and sold computer (1951) was UNIVAC.
IBM was provided software for PCs by Microsoft.
Time-sharing, teletyping, were associated with mainframe computers.
The transformation from heavy computers to PCs was made possible using microprocessors.
The first microprocessor was developed in 1971 by Intel.
The term 'micro' (extremely small) denotes 10–6 m.
The Harvard student, who chose to write computer programs and dropped studies was Bill Gates.
A pentium 4 (P-4) employs roughly 40 million transistors.
Mark-1, Apple-1, and collossus were initial desktop computers.
Binary digits are briefed as bit.
A collection of bits is called byte.
C++, is a computer language.
The process of eliminating pro-gramming faults is called debugging.
Starting up on operating system is called booting.
A program used to browse the web is called browser.
An error in software designing which can even cause a computer to crash is called bug.
Click and double-click are achieved using the mouse.
Java, C, ForTran, Pascal and BASIC are computer programming languages.
The device which sends compu [...]
Submit your suggestion / comments / complaints / Takedown request on lookyp.com@gmail.com
Subscribe to:
Post Comments (Atom)
Popular Posts
-
wordpress 3.2 missing dahsboard, left admin sidebar missing after upgrade If you find the some problem there are two choices to makea dmin...
-
Russia Dismisses U.S. Antimissile Test Proposal As Propaganda -- Global Security Newswire Russia on Tuesday appeared to turn down an invit...
-
Jag asked gauri to meet anandi for sake of humanity. Gauri agreed unhappily. When JG came to anandi's room, anandi tried to get up but j...
-
AR Rahmans daughter Khatija has sung a song along with S. P. Balasubramaniam and her father.In tamil the song is titled as Puthiya Manidha. ...
-
I.B.P.S. Result 2011-2012, IBPS PO Result, IBPS MT result , Institute of Banking Personnel Selection (IBPS) PROBATIONARY Officer Result, IBP...
-
PressTV An Occupy Boston protester says they occupied the Israeli consulate in Boston on Friday to voice their anger at Israel's [...] ...
-
Kerala SSLC Results 2011, SSLC RESULTS 2011, sslc results 2010 Kerala Kerala Examination Published Results of SSLC for the year 2011. Kerala...
-
Aryans - Aankhon Mein Tera Hi Chehra Lyrics , Aryans - Aankhon Mein Tera Hi Chehra Mp3 Song Download , Aryans - Aankhon Mein Tera Hi Cheh...
-
Tag: mariam pitchai dead, mariyam pitchai, mariam pichai, mariyam pichai Tamil Nadu Minister for Environment and Pollution Control and Minor...
-
dammu songs download ||dammu songs free download| dammu songs download free|| dammu mp3 songs download|| dammu telugu movie songs free downl...
No comments:
Post a Comment