Computer Notebooks - The Need Of Modern Life
Executive Summary about computers notebooks by Roberto Sedycias
Computers simply mean a machine which can compute. Abacus developed in 3000 BC can be called the first 
ever computer as it was a simple counting device. In 1941 a German engineer Konard Zuse developed a first programmable calculator using binary math and Boolean logic. In 1964, IBM introduced a mainframe computer called IBM 360. Apple introduced Apple I in 1976 and Apple II in 1977. 2 - It can execute preset list of instructions generally known as a computer program.
The main characteristics:
1 - It follows and is capable of following a special set of instructions.
2 - It can execute preset list of instructions generally known as a computer program.
The basic components:
1 - Input Device comprising of a Keyboard and Mouse which are used for entering instructions and data into the device.
2 - Output device such as the Visual Display Unit or the Screen, Printer etc, which lets us see what the device has done.
3 - The Central Processing Unit which is known as the brain where all the processing of data is done and instructions are executed.
4 - Memory is the powerhouse which stores data and instructions in it.
5 - Mass Storage Devices are those which permanently stores and retain large amount of data. The common ones are floppy drives, CD-ROMs, Hard disks etc.
Computers come in various types designed for various purposes keeping in mind different categories of its users. The most popular is the Personal Computer which is for personal use of a single user at one time. Word processing capability includes automatic correction of spelling and grammar mistakes. It connects infinite number of devices in the manner of a web.
Ungodly amounts of information are available on the Internet and facilities of communications such as messaging, audio and video conferencing are available for free. Graphic engineers are using computers for editing audio and video compositions. No media production can be completed without the help of these devices. Just like human beings, computers are also prone to diseases which are created by attack of viruses. Computers, if safeguarded and used properly can create wonders for human kind and can produce results which are unachievable without them.
The Small-Electronic Gadgets of Tomorrow Available Today
Executive Summary about computers notebooks by Elton Henry
Most people today have a desktop computer, laptop or notebook computer in their houses. Notebooks can offer an advantage to the desktop and even some of the earlier laptop computers.Listed are five reasons why you should consider a notebook computer.
1) Mobility
If you're a student, your notebook can go with you to class or the library, and if you travel for business, you can take it along with you. With the wide availability of WiFi, you can take the photos from
your digital camera, upload to your notebook and email your adventures to loved ones before you get back home.
2) Better Displays
The size of computer notebook screens has so improved that you'll have a difficult time telling the difference between the notebook and desktop computer screens. The new Sony VAIO Lifestyle VGN-P688E/N has an 8.0" screen with 1600 X 768 pixels. Sounds small, but this little notebook packs a lot into a smaller package.
3) Lighter Weight
This notebook is extremely easy on the back and shoulders.
4) Better Computing and
Many older laptops had limited RAM, small hard drives, and very short battery lives.
5) More Features
Using a smaller yet powerful processor, there are more features that can be added to notebooks. The VAIO has a built-in camera and microphone, and integrated Stereo to name just a few.