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Octal Notation

Definition:

Octal notation is a numeral system that uses base 8, consisting of the digits 0 to 7. It is commonly used in computer programming to represent and manipulate numbers.

Senses:

• Sense 1: A system of expressing numbers using only the digits 0 to 7.

Usages:

• Usage 1: In computer programming, octal notation is used to represent and manipulate values efficiently.
• Usage 2: Octal notation can be used to express permissions in Unix-like systems, where each digit represents read, write, and execute permissions for owner, group, and others respectively.

Sample Sentences:

1. When working with low-level programming languages, it is common to use octal notation to work with binary data.
2. The file permissions "755" in Unix are represented in octal notation as "rwxr-xr-x".
3. Understanding octal notation is essential for programmers dealing with embedded systems.

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