G-C-E O/L - Practice Questions
Click here- Question
Click here ..Microsoft Excel Model Qustions - Tamil Medium
...
Sunday, August 26, 2018
Friday, August 17, 2018
Evolution of Computers
First Generation (1940-1956)
Major Hardware Technology: Vacuum Tubes, Punch Cards
Used Machine language
High heat generation
Slow processing
Large in size
Not portable
Consumes a lot of electricity
Expensive
System Invented: ENIAC, UNIVAC, IBM704, EDVAC, EDSAC
Second...
Tuesday, August 14, 2018
Shutdown, Sleep, Hibernate
Shutdown
when you finish your work with pc or no need or infrequently usage then you can shutdown the pc.
You should save your current works before shutting down
if not, you will permanently loss your current work.
Sleep
sleep is a power saving state that allows...
Friday, August 10, 2018
HTML5- Content models
Meta data
Content that sets up the presentation or behavior of the rest of the content. These elements are found in the head of the document.
Elements:
<base>, <link>, <meta>, <noscript>, <script>, <style>, <title>
Embedded
Content that imports other resources into the document.
Elements:
<audio>, <video>, <canvas>, <iframe>,...
Tuesday, July 31, 2018
Digital image editing, Digital image processing, Computer graphics
Digital image editing is the manipulation of digital images using existing software applications such as Adobe Photoshop or Coral paint.
Digital image processing is the conception, design, development and enhancement of digital imaging programs.
Computer graphics concentrates on the synthesis of digital images from geometrical descriptions such as three dimensional object mode...
Monday, July 30, 2018
VirtualBox - Intro
VirtualBox is a software virtualization package that installs on an operating system as an application.
It allows additional operating system to be installed on it as a guest operating system and run in virtual environment.
VirtualBox may be installed on a number of host...
Remote Sensing
Remote means far away. Remote sensing means sensing things from a distance. We use three as remote sensors of our five senses. Sense of sight (watching cricket from the stands), Sense of smell (smell freshly baked food) and sense of hearing (hear a telephone call) are remote...
Google Assistant - AI
AI is helping people everywhere solve problems big and small
Ready to help, Just say “Hey Google”.
phone
Talk or type to the assistant
Manage Tasks- Send texts, set reminders, instantly lookup emails, set alarms, everyday weather forecast, play latest news
Get...
Monday, July 9, 2018
Cloud Computing Intro
Cloud computing refers to storing and accessing data and the programs over the internet.
Cloud computing models:
SaaS
PaaS
IaaS
SaaS (Software as a Service)
In this service the service provider provides software/ application to its clients.
The clients...
Sunday, July 8, 2018
Friday, July 6, 2018
Wednesday, July 4, 2018
HTML- 2016/2017 G.C.E A/L Past papers Question & Answer Tamil Medium
Click here to view Questions
Click here to view Answ...
Thursday, June 28, 2018
www - Tim Berners-Lee
Sir Tim Berners-Lee created a paradigm shift by inventing world wide web, the URL naming scheme, HTTP protocol, and the HTML markup language.
At that time, he was working at CERN the Europian Organization Nuclear Research center which is in Geneva.
He had his undergraduate...
List of web browsers and search engines
Web browser
Netscape Navigator
Mosaic
Internet Explorer
Google Chrome
Mozilla Firefox
Safari
Opera
Microsoft Edge
Search engine
Google
Bing
Yahoo
ask.com
Baidu
...
Sunday, June 24, 2018
Version Names of Operating Systems
Windows
Windows 95
Windows 2000
Windows XP
Windows Vista
Windows 8
Windows 7
Windows 10
Windows server 2003
Windows server 2008
Windows server 2012
Windows Phone 7
Windows Phone 8
Windows CE (Satellite Navigation System and some Mobiles)
Apple mac OS
Mac OS X Public...
Wednesday, June 6, 2018
Computer and internet crimes
Why computer incidents are so prevalent
In today's computing environment of increasing complexity, higher user expectations, expanding and changing systems, and changing systems, and growing reliance on software with known vulnerabilities, it is no wonder that the number, variety, and impact of security incidents are increasing dramatically. Computer security incidents occur around the world with...
Friday, February 23, 2018
File Extensions stands for...
jpeg - joint photographic experts group
png - portable network grapics
gif - graphic interchange format
tiff - tagged image file format
svg - scalar vector graphics
pdf - portable document format
html - hypertext markup language
php - hypertext preprocessor
sql - structured query language
wmv - windows media vi...
Subscribe to:
Posts (Atom)
