Pc Tips And Tricks

Random Access Memory (RAM) and Read Only Memory (ROM) are essential computer memory. Virtual Memory and Cache are other terms we often hear related to computer memory.

What is RAM?

As the name suggests, Random Access Memory can find and access the data randomly. Sequential access is the opposite of Random access. In Sequential access, to retrieve the data that is stored in the middle, all the data from the beginning has to be read sequentially until the searched data is found. So it takes time....

Everyday there are many new application software launched. Most of these new applications do not run on old computers. The minimum requirements for most applications are not suitable for old computers. Therefore many, either upgrade the computers or buy a new computer. It is good to upgrade and switch to the latest computer. But then the question arises, what to do with the old computer? Some take the old boxes from their store rooms and put the old computer and store it. Some just don’t kn...

The price of the computers are going down making it possible for medium income households to buy computers. Many want to buy a computer that fits into their budget at the same time very powerful.

It is always a common dilemma while buying a computer. Whether to buy a branded computer or to buy an assembled computer. There are many pros and cons of branded pcs and assembled pcs. Here let us list the pros and cons of these two types of computers.

Pros and Cons of Branded PCs

The mere name of the b...

Today, mouse is an important part of a computer. If the mouse doesn’t computer it is very difficult to operate your computer. Before year 1990s mouse was not so popular. In those years, only MS DOS operating system was in use and applications such as Wordstar, Lotus 123 and dbase were widely used. These applications did not need a mouse. Only after the Windows Operating System is widely in use and Windows applications were introduced, then the mouse’s importance became more prominent.

Who ...

Using DVDs and CDs have become integral part of using computers these days. Hence you can rarely buy any computer without a DVD / CD reader and most of them comes with DVD / CD writers. Soon floppy disks will be obsolete. There are many reasons for the demise of the floppy disks. Firstly the storage capacity of the floppy disks as compared to other storage media such as CD and thumb drive is very very small. Secondly, the files stored in a floppy is not guaranteed to be read by other computer...

To check whether our hard disks or floppy disks are functioning properly, the Operating system provides many tools. But they are not sufficient enough. When the hard disk or the floppy disks are giving problems that cannot be solved by the tools provided by the OS then we need third party software to resolve this. Then we start searching for such software or utilities. Here I have listed a few of them and where to find them.

1. Norton System Works:
   The system maintenance tools such as Norton Syste...

Traditional computer monitors are now being replaced by LCD monitors. The price of these monitors have dropped tremendously. Those who ignored LCD monitors due to its high price are now more interested in them as the prices have dropped. There are many reasons why LCD monitors are preferred. The first reason obviously is its thin size.

CRT vs LCD monitor comparisonz

1. Monitor’s size: Traditional monitors are similar to a TV because both of them have the CRT (Cathode Ray Tube). That is the reaso...

Computers do not function alone. There are many external devices that are connected to the computer for various reasons. For example, Modem, Sound Card, Network card, printer, scanner and many other devices are connected to the computer. When we buy these hardware devices they come with the drivers (usually in CDs). The manufacturers of these devices develop these drivers. Because to use these devices these drivers are necessary. We usually keep these CDs safely when we buy them. But as time ...

Any software that uses sound needs a sound card. Listening to MP3 songs, playing computer games, watching movies from vcd, listening to songs from audio cds etc, requires a sound card. In a sound card the following components and features are usually found.

Components of a sound card

• Digital signal processor (DSP) this is an essential chip in the sound card
• Digtal to Analog Converter (DAC) This converter converts the digital music from cds etc to analog form, which the speakers can understand
• Ana...