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Computer Science Exam - Coggle Diagram
Computer Science Exam
Clock speed
3GHz means 3 billion instructions per second
The higher the clock frequency the faster the cpu
Its a tiny quartz crystal inside the CPU
And the faster the CPU runs the faster the clock is
Measured in GHz
Common types of storage
Magnetic drive
Solid state hard drive
Optical drive
Embedded systems
Embedded systems are singular systems placed inside of a larger system
RAM and CPU
The RAM and CPU work together so that the PC can have better performance
Memory data register
Stores data to be sent from or to be sent from memory
A kilobyte is 1024 bytes
A megabyte is 1024 kilobytes
A gigabyte is 1024 megabytes