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CL111 JH SZ

Chapter 2 Terms

QuestionAnswer
Bit The smallest unit of data a digital computer can recognize.
Byte A group of 8 bits.
Kilobyte Approximately 1 thousand bytes.
Megabyte Approximately 1 million bytes.
Gigabyte Approximately 1 billion bytes.
Terabyte Approximately 1 trillion bytes.
Petabyte Approximately 1,000 terabytes.
Unicode An international coding system that can be used to represent text-based data in any written language.
Biometric Reader A device used to input biometric data, such as an individual's fingerprint or voice.
System Unit The main box of a computer that houses the CPU, motherboard, memory, and other devices.
Motherboard The main circuit board of a computer, located inside the system unit, to which all computer system components connect.
Central Processing Unit (CPU) The chip located on the motherboad of a computer that performs the processing for a computer.
Popular Computers sets

 

 



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