Study Lab for Chapter 3

Use the “Key Terms and Definitions” section of the lab to review terms used in this chapter. Try the “Practice Test” to check your comprehension of the chapter. Tackle the “Lab Exercises” to apply your knowledge.

Key Terms and Definitions

ATA (AT Attachment)

A series of standards for IDE (Integrated Drive Electronics) drives and devices.


Numbering system used to store computer data; 0 and 1 are the only digits.


1/8 of a byte; 8 bits equals 1 byte; many devices send/receive data in bits.


One character; the basic building block of data storage; 8 bits equals 1 byte.


Base-10 numbering system (0–9) used for ordinary calculations.

file format

Structure of a data file.


Another name (originally coined ...

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