DRS Knowledgifying Technology Information…!

    Right, Well Chapter 9, a short chapter but there are lots of key pieces of information that are vital to know. 9.1- The importance of security- Very important private information can be at risk if proper security procedures are not followed. Examples of important private information are: financial data, computer equipment or items of national security. 9.2- Types of attacks and potential security ... Read More

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This part of the post explains how to identify and apply preventitive maintenance techniques. There are common preventive maintenance techniques that should continually be performed for a network to operate properly. One main problem with network devices, especially in the server room  is heat. Network devices e.g hubs and switches do not perform well when over heated. Often heat is generated by ... Read More

    There are many ways to connect to the Internet. Phone cable, satellite, and private telecommunications companies offer Internet connections for business and home use. There are several WAN solutions available for connecting to the Internet. Analog Telephone- This type of service uses a modem to place a telephone call to another modem. The two major disadvantages of using a phone line with ... Read More

This post explains how to configure an NIC: A NIC (network interface card) is required to connect to the  internet. In some cases a driver update may be necessary, the driver disc can be used or the driver can be downloaded from the manufacturer. Virus protection needs to be removed in order for all the files to be installed correctly. In many cases a ... Read More

The introduction to fundamental networks consists of crucial information: Main types of networks: LAN (LocalAreaNetwork) WLAN(WirelessLocalAreaNetwork) WAN(WideAreaNetwork) Networks are fundamental parts of our world, they are used everdya things like: The Internet Telephone system Public transportation system Mail delivery system Corporate computer network Network devices include: Desktop and laptop computers Printers and scanners PDA's and smart phones File and print servers Different types of network media: Copper cabling Fiber-optic cabling Wireless connection Benefits of networks: Fewer peripherals needed Increased capabilities Avoid file corruption ... Read More

Basic Facts: Scanner produces soft copies of hard copies. Types of scanners: Flatbed scanner. Drum scanner. All-in-one scanner. Handheld scanner. Flatbed scanners in detail: Often used to scan books and photographs e.g Personal or Photographer use. The scanner lies benath the upside down image and scan it by moving across. Image is placed on a glass sheet. Drum scanners in detail: High image quality. Often used in commercial operations e.g Large photgrapher uses. The ... Read More

This is a step-by-step on how to install the Lexmark X3350 all in one printer. Follow the pictures and the text to guide your way through the fairly simple installation. Enter www.lexmark.co.uk into the address bar. Select Drivers and Downloads from the top menu. Enter Lexmark model type and select by clicking select or the picture. Select Driver for Microsoft Windows Vista. Select Download Now option ... Read More

Basic facts: Printers produce hard copies of electronic files. Types of printers: Laser printers. Dot matrix printer. Inkjet printers. Thermal printers. Units of measurement: Printer speed, PPM, pages per minute. Printer quality, DPI, dots per inch. Colour: Cyan, Magenta, Yellow and Black (CMYK) K=Key (black). More dpi more resolution. Factors of reliabilty: Warranty (Period of time product is covered against damage caused by product). Scheduled servicing (Servicing after a certain fixed period of time). Average time ... Read More

So.. Chapter 6... Hmmm. Well here it goes....: Fundamental points of the first laptop: First laptop was brought to this generation in the early 1980's. It weighed 11lbs (very heavy), same as a very large christmas turkey. Cost $8000-$10000. Used in space missions by astronauts. Fundamental points of the modern laptop: Weighs around 3.5lbs-7lbs, same as a newborn baby. Average cost £300-£500. Used by around 40% of households in ... Read More