Which of the following has a typical size of 1,000 bytes?

The correct answer is the kilobyte, which typically represents a size of 1,000 bytes in the decimal system, often used in everyday computing contexts. This measurement aligns with the way data is commonly understood and marketed, where a kilobyte is defined as 1,000 bytes.

In contrast, a kibibyte, while similar in name, actually represents a size of 1,024 bytes as defined by the binary system, making it different from the kilobyte in certain technical contexts. A megabyte is substantially larger, corresponding to 1,000,000 bytes in the decimal system or 1,048,576 bytes in the binary system, depending on the context. A gigabyte is even larger, equivalent to 1,000,000,000 bytes in the decimal definition or 1,073,741,824 bytes in binary. Therefore, the kilobyte is specifically recognized for its direct representation of 1,000 bytes, setting it apart from the other options.