In terms of ICT, data is simply any numbers, letters or symbols that can be entered into a computer system.
Here are some items of data:
A, 20, DOG, 3.1415927, ABC123, +++
But what do they mean? Who knows? They could mean anything!
Data values don’t have any meaning unless we put them...
To my parents, Roger and Monique for showing me how to live And to my own family Eva, Anneke, Jonathan and Sylvia For showing me why to live JPVB
To my wife Stella For being such a wonderful person ME
To my students of the past, present and future JN
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12 April 2014
Computers are used by old and young alike, both at home and at work. A person without the knowledge of how to connect and operate a computer may get their work or correspondence done, but it will be at a much slower pace. Instead of writing and mailing...
following Andy’s concrete steps, you can make your most precious asset—your brain—more efﬁcient and productive. Read this
book, and do what Andy tells you to do. You’ll think smarter, work
better, and learn more than ever before.
Cocreator of Head First, Brain Friendly Books
I’ve always been...
Parts of Motherboard and their Functions
The main printed circuit board in a computer is known as the Motherboard. It is also known as System Board, Main Board or Printed Wired Board (PWB). It is also sometimes abbreviated or shortened to Mobo. Attached to it, we have numerous motherboard components...
In this chapter,
you will learn:
• That a computer
software to work
• About the many
inside of and
connected to a
ike millions of other computer users, you have probably used your
Being computer literate means being familiar enough with computers that you understand their capabilities and limitations
Becoming a Savvy Computer User
-avoiding hackers and viruses
-protecting your privacy
-using the internet wisely
-being able to maintain, upgrade, and troubleshoot...
When you mention the word "technology," most people think about computers. Virtually every facet of our lives has some computerized component. The appliances in our homes have microprocessors built into them, as do our televisions. Even our cars have computers. But the computer that everyone thinks of...
Operating software or Operating System is the Program that your computer uses to manage it's resources. Windows is a prime example as is Linux, FreeBSD, Unix, and MacOS (to name a few). Applications are programs that you use to perform certain tasks, anything as mundane as a calculator program...
Von Neumann architecture marks the beginning modern information system processing. To fully understand why it is so important, we must first consider the purpose of computer programs. We can then fathom the magnitude of this architecture. The von Neumann architecture allows...
What is the CPU... (page 2)
What is a duel processor (page 2)
History of the CPU... (page 3 )
Decisions, decisions (page 5)
Conclusion. (page 6 )
Bibliography (page 7 )
What is a CPU
A CentralProcessingUnit (CPU), handles...
will you take?
You will be restricted in taking regular unscheduled leave is it OK?
Have you organized any events / programs?
Any projects you have implemented successfully?
Have you told a lie? Why? And what was the outcome of it?
If you are authorized to change...
Using Your Sybex Electronic Book
To realize the full potential of this Sybex electronic book, you must have Adobe Acrobat Reader with Search installed on your computer. To find out if you have the correct version of Acrobat Reader, click on the Edit menu—Search should be an option within this menu file...
COMPUTER HARDWARE Text Book Intermediate Vocational Course - Ist Year
Author: Smt. D Fatima M.C.A (M.Tech C.S) Assistant Professor Dept. of Computer Science, Matrusree Institute of P.G Studies Saidabad-Hyderabad 500059 A.P.
Editor: Mr. M. Venkat Das Associate Professor Dept. of Computer Scxience...
Computer Hardware Image Gallery
Graphics cards take data from the CPU and turn it into pictures. See more computer hardware pictures.
The images you see on your monitor are made of tiny dots called pixels. At most common resolution settings, a screen displays over a million pixels, and the...
systems can understand. Our sensory systems work kind of like computer systems. In a computer system there is the CPU or centralprocessingunit, you know the big box thing that you connect everything to. Let’s say all you have is a CPU and you plugged it in and turned it on—eureka—nothing happens. There...
NATIONAL ASSOCIATION FOR THE BLIND
Hardware & software concepts explained for persons with low or no vision for the students of Intel Technology Training Lab at National Association for the Blind, New...