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Wednesday, 3 August 2011

Typing

Typing as we know  is the process of inputting text into a device, such as a typewriter,  cell phone, computer, or a calculator, by pressing keys on a keyboard. Our teacher in TLE class taught us how to type properly. She taught us what are the home keys in the keyboard. I learned how to position my fingers correctly. We had a speed typing test and that challenged me to persevere more to improve my speed in typing. I really enjoy this lesson because it improved my typing skills and it helps a lot!

Monday, 25 July 2011

Software

When I was young I heard some people saying the word software and I used to ask "What is a software?". In our TLE class, we discussed about software and its type. Because of that, some of my questions were answered. Our teacher taught us role of software in computing system.


First of all, what is a software? Well, software are programs that make a computer run. They are sets of instructions that tells the computer what to do to come up with the desire result. Software needs the Hardware to be useful; the Hardware needs the Software to be useful. When the users needs something to be done by the computer, he/she gives instructions in the form of software to computer hardware. The software has two types such as application software and system software. The system software are programs that work automatically once you open or boot your computer. Its task include loading and running programs, checking and protecting computers, and controlling hardware. Operating System is software, consisting of programs and data, that runs on computer, manages computer hardware resources, and provides common services for execution of various application software. It is the most important type of system software in a computer system. Without an operating system, a user cannot run an application program on their computer, unless the application program is self booting. Windows XP, Windows 2000, Mac Operating System, OS/2 Warp, UNIX, Linux, and Dos are some examples of operating system.
On the other hand, Application Software are programs installed in the computer. It enables the users to do different tasks. It is used for a specific purpose or application such a word processing, numerical analysis and storage, recording data, designing and graphics, image processing, presentations, desktop publishing, and web design. Word processors is used creating letters, memos, reports, and other write-ups. Wordstar, MS Word and Word Perfect are examples of word processor. Electronic software are equipped with rows and columns where data may be entered and processed automatically or tabulated. Examples of this is Excel, Quattro, MS Works, Supercalc, Visicalc and Lotus 123. Database are programs that can be use to organize data in a customized way. MS Access, DBase, Foxbase, MySQL, Oracle and Lotus Approach. Utilities are computer programs that perform a particular function related to computer system management and maintenance. Anti-virus SW, Data compression SW, Disk optimization SW, Disk backup SW, and Disk cleaner are some examples of utilities. Entertainment Software is designed for fun and relaxation. Examples of this is WinAmp, Real Player, Windows Media Player, VLC Media, and QuickTime. Multimedia, Desktop and Image Editing Software is used to create graphics and publications and to edit images. Adobe Photoshop, Adobe Pagemaker, Corel Draw, and Publisher are examples of this software.

These software were made to make our computer run properly. We should thank the inventors of these things because it helps us a lot!

Thursday, 21 July 2011

The History of Computer

Some says that Kung hindi ka marunong tumingin sa iyong pinaggalingan ay wala kang paroroonan. I believe that this saying is true so we, people study histories of different things. We study on how things started and were made. In our TLE class, I have learned about the history of computer.
First, people use their fingers to count. They also use other objects such as rocks or twigs to represent group of numbers. Then, Chinese people invented the abacus. An abacus uses beads to perform calculations. Next, Pascaline was invented by Blaise Pascal. It used hand-spun mechanical wheels to input numbers, then outputted them as answer. After a few years, Gottfried Leibniz created the Step Reckoner as an improvement on Blaise Pascal's  machine. Then, Difference Engine was discovered by Charles Babbage. It is a mechanical calculator that operated automatically. He also invented Analytical Engine that is designed for a mechanical general-purpose computer. It can store data in the memory and perform logical comparison. Next, Tabulating Machine was created by Herman Hollerith. This machine used punched cards to read data and store for the future use.

The first generation of computer uses vacuum tubes and magnetic drums for memory. It is big and clumsy. Its electricity consumption is high and electric failure occurred regularly that's why it is not very reliable. Large air conditioners was necessary because the computers generated heat.  It solves problems one at a time. Electrical Numerical Integrator And Calculator (ENIAC), Universal Automatic Computer (UNIVAC), Electronic Discrete Variable Automatic Computer (EDVAC), MARK I, and Automatic Sequence Controlled Calculator (ASCC) are examples of the first generation of computer.
The second generation of computer is smaller, faster, more reliable, uses binary tape and consumes less heat and energy. It uses transistors and magnetic core for memory. UNIVAC III is an example os the second generation of computer.
The third generation of computer used SILICON CHIPS called SEMI-CONDUCTORS. It also used keyboard, mouse, OS and applications. Its speed and efficiency increased and used low power consumption. Its example is International Business Machine Corp. (IBM).
The fourth generation uses microprocessors. It also uses Integrated circuits. It is smaller and faster. Portable computers were developed. Different types of secondary memory with high storage capacity and fast access were developed. Intel is an example of microprocessor and Graphical User Interface were added in the 1980s to add an easier environment for the user.

These technology was invented by the inventors to help us to do our tasks well. It is made to make our work easier. But, we should not overuse these technologies and we should not use it in bad purposes instead, use it in a proper way. We should not be over dependent on these technologies because it is not good for us.

Monday, 27 June 2011

Successful Entreprenuer

Being a student, I am taught how to be a successful entrepreneur so that I'll be ready for the future.
An entrepreneur is a person who has possession of a new enterprise, venture or idea and is accountable for the inherent risks and the outcome of a product. In this lesson, I learned how to be good in running a business. I learned some characteristics of a successful entrepreneur that will help and guide me to be successful. I learned how to be an opportunity seeker and have  self confidence. I also learned how to set good goals and objectives. I learned how important to be committed to your work. I also learned how to be creative in running a business by having some strategies and techniques. And most of all, I learned that I should never lose hope and continue achieving my dreams. And Even thou you are the richest of the rich, you should know how to be humble and practice proper values.