computers-hardware : Technology
Oracle is a relational database management system that stores data in tables. Users who access Oracle databases and tables must supply their log-in credentials (user name and password) in order to access the data. As a database administrator (DBA), you can change your Oracle password and the passwor
After using a computer for an extended period of time, it is not uncommon to encounter a situation where you need to print, copy or scan a document. Unless this situation arises in a business office or other location where these activities are common and warrant the ownership of all of these devices
Many businesses are now buying the Xerox WorkCentre XE88 printer for their office. It is best for a small office or even a home office. You will love how this printer does everything that you need and it is all in one machine. For a wonderful digital scanner, copier and printer, this machine will pe
A floppy disk is a reusable and removable form of computer media, useful for storing small files such as text and image files. Copy and paste files between the floppy and a computer as needed. But if you want to erase all data on the disk (which is recommended before discarding or giving away the di
Logitech has been a leading producer of webcams for home and office use. The company's QuickCam line offers a wide variety of webcams with multiple options, such as zoom, autofocus and sound. However, even though there isn't much hardware or software necessary to run the Logitech QuickCam, you may f
Scanner antennas receive signals across a wide range of frequencies. Scanner antennas include police scanners, wi-fi scanners, search-and-rescue communication equipment and amateur radio scanners that seek out any signal. Scanner antennas may be used by those who wish to listen in or so that parties
The cost of printing can be very high, depending on the type of printer you use, how much you print and the yield of your ink or toner cartridges. Though toner costs more in the short term than an ink cartridge, in the long run money is saved. Compared to ink, toner is cheaper. But how do you determ
Mini DVDs are a small form factor of the DVD specification for use with miniaturized devices. Mini DVDs are usually used in specialized MP3 or video players to allow for small their size. Mini DVDs are fully compatible with computer DVD players. In fact, they are the precise reason computer DVD play
The Dell Optiplex GX 750 is a desktop computer that comes with a tower, keyboard, mouse and power cord. It comes loaded with an Intel Pentium 4 HT 3.4 GHz processor, can support up to four gigabytes of hard drive memory and has an Ethernet port which allows for a DSL or cable Internet connection. Se
The term "quad-core processor" refers to a central processing unit (CPU) that integrates four separate processors on a single chip in order to perform four separate tasks simultaneously. The numbers 1.8 and 2.2 refer to speed ratings in terms of gigahertz, or billions of cycles per second.
It is common for computer users to misplace purchased program installation CDs. There is a quick way to fix this problem. By simply mounting the ISO image (an image of the original file/program) to your hard drive, you have the option of burning it to a disc or running it right from your computer. T
Adding memory to a Dell PowerEdge 2600 server computer is possible because the computer comes with a total of six memory slots. This is in direct contrast to most other computers that typically come with just two slots, which may both be occupied, making it more difficult to add memory. The experien
DVD-RW is a rewritable format, so you can burn and delete files on the disc thousands of times over. This is great for people who want to use a disc once to watch a movie, but then wipe it clean to put something else on it. For some, though, erasing a DVD-RW can be a little difficult at first. Thank
There are a number of varieties and types of inkjet printers, all with their individual characteristics and printing capabilities. No doubt you have opted for a printer to fit your wants, whether it is printing ...