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Grand Central Dispatch in Swift

CompTIA A+Training / Tip - The Central Processing Unit (CPU). For more information to get certified for CompTIA A+ Please visit:


BrainPop animated movies on Computers: How does a computer work? What's the difference between ROM and RAM? What's an operating system? Covers what a central processing unit (CPU) is and how a hard drive operates. Also mentions modems, circuit boards, and sound and video cards. Related resources look at Data Storage Devices, mice and computer viruses. Resources include a graded quiz, vocabulary activities and related information pages (subscription needed).

from TurboFuture

Parts of a Motherboard and Their Function

The motherboard includes components crucial to the functioning of a computer. Among them, the Central Processing Unit and Random Access Memory. Learn more about the parts and their functions.