PC software has come a long way from the days of telegraph machines. GM, or General Motors, created the first operating system in 1955, known as GM OS. John Tukey coined the term word software, and it was not long before floppy disks were invented and widely used for distributing software. In the early 1980s,…
How do I change the settings in Windows? There are several ways to change your Windows system settings. The first method is to run the Command Prompt. This command launches the system configuration utility. It became popular with Windows XP and is included in many administrative tools in Windows Vista and 7. Another method is…
Your computer is only as good as its RAM. If you’ve been unable to run your programs as smoothly as you would like, you may want to upgrade your RAM. You can purchase RAM for gaming desktops, laptops, or both. Before you upgrade your RAM, you should make sure that it will work with the…
If you’re looking for new ways to improve your PC performance, you might want to try some of the free or open-source computer software out there. These programs are capable of a wide range of functions, from clearing malware and clearing out unnecessary files to simple drawing and communication. To choose the right one for…
The Windows system is made up of several folders, each containing a sub-folder containing the system files. These files are used by the computer to run applications and handle multimedia. The system “process” hosts threads in the kernel mode. It compresses memory in RAM to increase performance and response time. In addition, the “DirectX” sub-folder…
When you need to upgrade the PC RAM, you can do so in several ways. RAM can be removed in order to make room for a larger RAM module. Then you can replace it with a faster one. To remove a RAM card, simply release the latches on either side of the slot and gently…
If you are using multiple users, you can switch to the “Switch User” option and log into another user’s account. Applications will continue running while the new user logs in. If you don’t want to share your computer, select the “Log Off” option to log off and exit the computer. To close all applications, click…
The basic components of a PC are the motherboard, CPU, and other peripherals. The motherboard connects all the components of a PC, delivers power, and controls fan speeds. It also serves as the standardized foundation for every other component. The CPU is like the air traffic control tower of the PC, performing mathematical calculations. Other…
PC Software is the study of PC operating systems, mobile devices, and security. It is divided into seven units that cover installation and configuration of PC and mobile operating systems, security features for PCs, and troubleshooting theory. The course includes 26 content modules and simulated exercises aligned to the current version of the CompTIA A+…
Windows system files are any file with the hidden system attribute enabled on it. These are files that Windows needs to run correctly. They include everything from hardware drivers to configuration files to DLL files and various sets of files that make up the Windows registry. To view a windows system file, open File Explorer.…