Friday, July 4, 2008

Introduction to The Free IT Library

In this website you will find the great Free IT Library of the computing resources such as tech tutorials, computer study guide, connecting networks tips, active topology, computer glossary, computer technology resources, free computer tests, network devices, computer study guide, computer networking, computer tips, basic computing, advance computing, Online exams and other computer resources all for free.

Information technology (IT) or information and communication technology (ICT) is the technology required for information processing. In particular the use of electronic computers and computer software to convert, store, protect, process, transmit, and retrieve information from anywhere, anytime. The purpose of this website is to provide tech tutorials, computer study guides, computer tips & computer certifications information.

The IT Library has been designed as a free introductory level, online computer related website, providing tech tutorials on computer hardware, software, operating systems, and basic troubleshooting, IT glossary, IT certifications and IT interview questions, university library, library it, it reference, central library, tech library, tech learning, tech tips, free tutorials, tech online, basic tutorials and IT infrastructure.

If you just want to learn more about your computer's hardware, networking, Certifications and other IT related information, here's a good place to start! Read the tutorials, then try the exercises and computer Tests provided. If you have trouble with the review questions, tutorials or any other please let us know.

The computer computer tips, Interview questions, networking and Free tests may also be helpful for those preparing for Certifications exams, preparing for the interview of computer related jobs, and for students, teachers and the IT professionals.

The Free IT Library intended to help all the students, teachers, & other computer/IT professionals of the Computer Science & Computer Technology Field by providing the industry renowned tech tutorials.. We have sorted out much information to help them all.

Computer Science and Computer Technology has become the vital part of the education throughout the world.

Computer science (academically, CS, CSC or compsci) encompasses a variety of topics that relates to computation, like abstract analysis of algorithms, formal grammars, and subjects such as programming languages, program design, software and computer hardware & tech tutorials.

Computer training is possible through formal education attending one of the many colleges or university offering both IT and computer science programs.

The study skills lesson plans should be so structured that it is dynamic and capable of being altered to suit the student’s growing and changing needs. This helps to make the students more focused in their approach, as they are continually involved in the process of change. After all the students are the ultimate beneficiaries. This however does not mean that the content can be ignored. There should be adequate coverage of any topic so that a certain degree of mastery is indicated.

The Free IT Library is meant for providing the latest IT related topics overview, study guides, certification preparation tips, Router labs, free software downloads and many other free IT resources. Whatever study skills lesson plans are drawn up, remember there is no end to it. All plans have only beginnings, for human beings are unique, and it is this uniqueness, which is conceptually infinite. Whatever plan we draw up will be inadequate, but we do require a basic framework from which to operate.

We are continuously updating our website. If you have any questions, suggestions and feedback please let us know. We can improve our website in a very progressive way with your help. Your feedback is always welcomed.

The Free IT Library provides the basic & advance computing guides, Online exams & Free Tutorials

Sunday, June 29, 2008

PC Troubleshooting

In this troubleshooting article, you will learn that how to solve the common problems of a PC. By using the right techniques and tools today PCs are much easier to troubleshoot than before. There are many troubleshooting and diagnostic utilities in the Windows based operating systems that help to solve the common configurations, connectivity and other hardware and software related errors. The PC components that are involved with the display are motherboard, processor, RAM, video card and power supply. If your errors are related to the display then the problem will be mostly likely to these components. If you PC does not boot up, make sure everything is plugged correctly and also check the CMOS battery, memory stick, power supply, power button, video card and the processor. If your PC hangs up or freezes it may be due to the hardware/software conflicts, faulty processor fan, inadequate RAM and a virus/spyware attack. To deal with the security related threats such as viruses, hacking attacks, spyware, adware, Trojan horses, browser hijacks and other, you need to install up-to-dated antivirus, anti spyware software and properly configured firewall software or hardware. This article will provide you help in troubleshooting the most common problems with your PC.
  • Hard Disk Problems

If you hard disk does not spin up then you need to do the following.

  • Check the power connectors are properly connected.
  • Check if the IDE ribbon cable is properly connected with the motherboard and hard disk.

If the problem still not resolved then there may be bad sectors or other physical defects in your hard disk. Use a hard disk diagnostic utility, it will diagnose the health status of your hard disk and will help you to troubleshoot the common problems.

  • Printer Problems

If your printer does not print, then you need to do the following.

  • Check the cables.
  • Restart the printer.
  • Update the driver.
  • Check the alignment of the printer.

If the problem is still not resolved then you need to reinstall the printer.

  • Memory Problems

Sometimes bad or low memory leads to system crash, slow response time and the system freeze. To troubleshoot the memory related problems in your system you need to do the following.

  • Check the memory sticks.
  • Replace the memory modules.
  • Increase the amount of memory in your system. It will fix a number of system errors that are caused due to the low memory.
  • Motherboard Problems

A PC motherboard consists of an I/O ports, expansion slots, input device ports, RAM memory and CPU socket. A misconfigured motherboard may results in the system errors or no display at all. To troubleshoot the errors with your system’s motherboard you need to do the following.

  • Double check the motherboard’s jumper settings
  • Upgrade the drivers of the newly installed motherboard and set the BIOS according to the manufacturer’s manual.
  • Remove all the optional devices and see if the problem is solved or not.
  • Double check all the connections to the motherboard.
  • Check the system’s BIOS and see if it is properly configured or not.
  • Make sure that the keyboard and mouse are properly inserted into the motherboard.
  • Network Troubleshooting

To troubleshoot the connectivity related issues in your computer network, you need to do the following.

  • Update the drive of the LAN card.
  • Check the network cable at both ends. It should be properly inserted at both ends i.e. one end in the hub/switch and one end in the computer.
  • Restart the hub/switch or router.
  • Restart your computer.

If your connectivity issue is still not resolved then you need to replace the LAN card with a new one and configure it.

  • CD-ROM

The most of the problems in your CD/DVD-ROM are related to lens. If your CD/DVD-ROM does not read the CD/DVD then either the CD has scratches of the lens is covered with the dust particles. Try to replace the CD/DVD with a new one and if you problem is still not resolve then you need to clean your CD/DVD-ROM with a lens cleansing lotion. Additionally, you need to check the power connector to CD-ROM is properly connected.