3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
Onboard The motherboard may provide a number of video output options already integrated. For example, VGA, DVI, and HDMI may already be included on the motherboard. Add-on Card You can…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
Expansion cards are meant to extend the functionality of your computer. Before purchasing an expansion card, check your motherboard documentation to determine the number and type of slots that you…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
Fans Fans are the primary method for cooling in a computer. Cool air is pulled in through the front of the case and then circulates in the case and the…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
Intel and AMD are two main CPU manufacturers. AMD CPUs tend to be a little less expensive than Intel CPUs. Intel has a bigger scope of CPUs for laptops. Intel…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
CPU stands for Central Processing Unit. The CPU is like a really powerful calculator, being able to calculate billions of transactions per second. Intel and AMD are the dominant CPU…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
BIOS configuration changes are saved to nonvolatile BIOS memory which is usually flash memory that’s on the motherboard. Before flash memory, BIOS configurations were stored on a complementary metal-oxide semiconductor…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
Passwords Some BIOS versions allow you to set up to 3 passwords for security: Supervisor/Admin, User/System, and Hard Disk Drive (HDD). These three passwords are disabled by default. The User…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
BIOS stands for Basic Input/Output System. BIOS is the firmware used to start your computer. BIOS may be referred to as the System BIOS or ROM BIOS because this firmware…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
PCI PCI is a 32 bit wide bus. However, the problem with PCI is that it’s faster to send 32 pieces of data on one wire (called serial) than it…
3. Hardware (220-1001), Comptia A+ (Plus), Comptia A+ (Plus) 220-1001
The motherboard is the primary device by which you connect all the internal components (like RAM, CPU, internal hard drives, etc.) together. Motherboards are typically made out of fiberglass with…