What is the 8-bit data unit called?

Prepare for the CodeHS AP Computer Science Principles Exam with multiple choice questions, detailed explanations, and helpful hints. Boost your confidence and get ready for your exam!

Multiple Choice

What is the 8-bit data unit called?

Explanation:
An 8-bit data unit is called a byte. A byte is the standard size used to store or represent a single character in many systems, and it’s made up of eight bits, yielding 256 possible values. This unit serves as the basic building block for memory and data sizes. To contrast the larger terms: a kilobyte equals 1,024 bytes, a megabyte equals 1,024 kilobytes, and a gigabyte equals 1,024 megabytes. (In some contexts, decimal definitions like 1,000 bytes are used, but the common binary convention in computing is 1,024-based steps.) So the eight-bit unit you’re asking about is a byte.

An 8-bit data unit is called a byte. A byte is the standard size used to store or represent a single character in many systems, and it’s made up of eight bits, yielding 256 possible values. This unit serves as the basic building block for memory and data sizes.

To contrast the larger terms: a kilobyte equals 1,024 bytes, a megabyte equals 1,024 kilobytes, and a gigabyte equals 1,024 megabytes. (In some contexts, decimal definitions like 1,000 bytes are used, but the common binary convention in computing is 1,024-based steps.)

So the eight-bit unit you’re asking about is a byte.

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