Computing Components

1 byte

• 8 bits
• 1 kilobyte
• 1 gigabyte
• 6 bits

1024 bytes

• 1 megabyte
• 1 kilobyte
• 1 gigabyte
• 8 bits

2^20 bytes

• 1 megabyte
• 1 kilobyte
• 1 terrabyte
• 1 gigabyte

2^30 bytes

• 1 kilobyte
• 1 bit
• 1 gigabyte
• 1 megabyte

cycles per second

• megaherts (MHz)
• gigahertz(GHz)
• herts (Hz)

million cycles per second

• herts (Hz)
• megahertz (MHz)
• gigahertz (GHz)

billion cycles per second

• megaherts (MHz)
• herts (Hz)
• gigahertz (GHz)

"stage manager" that coordinates acitons of other components

• Arithmetic Logic Unit (ALU)
• Central Processing Unit (CPU)
• Input Device
• Output Device

Performs arithmetic operationsand compares values to one another

• Output Device
• Arithmetic Logic Unit (ALU)
• Memory
• Central Processing Unit (CPU)

A device through which data and programs from the outside world enter the computer system

• Input Device
• Output Device
• Control Unit
• Main Memory (RAM)